1 Exhibit (4)(l) CONFORMED COPY WAIVER AND THIRD AMENDMENT WAIVER AND THIRD AMENDMENT (this "Waiver and Amendment"), dated as of May 6, 1999, to (i) the Amended and Restated Credit Agreement, dated as of April 3, 1998 (as amended, supplemented or otherwise modified from time to time, the "Credit Agreement"), among SAFETY-KLEEN SERVICES, INC. (formerly known as LES, Inc.), a Delaware corporation (the "Company"), SAFETY-KLEEN (CANADA) LTD. (formerly known as Laidlaw Environmental Services (Canada) Ltd.), a Canadian corporation and a wholly owned subsidiary of the Company (together with the Company, the "Borrowers"), the several banks and other financial institutions or entities from time to time parties thereto (the "Lenders"), TORONTO DOMINION (TEXAS), INC., as general administrative agent (in such capacity, the "General Administrative Agent"), THE TORONTO-DOMINION BANK, as Canadian administrative agent, TD SECURITIES (USA) INC., as advisor to the Borrowers and arranger of the commitments described in the Credit Agreement, THE BANK OF NOVA SCOTIA, NATIONSBANK, N.A., THE FIRST NATIONAL BANK OF CHICAGO and WACHOVIA BANK, N.A., as managing agents, THE BANK OF NOVA SCOTIA and THE FIRST NATIONAL BANK OF CHICAGO, as co-documentation agent, and NATIONSBANK, N.A., as syndication agent, and (ii) the Amended and Restated Guarantee and Collateral Agreement, dated as of April 3, 1998 (as amended, supplemented or otherwise modified from time to time, the "Guarantee and Collateral Agreement"), made by the Company, Holdings (as defined below) and each of the other signatories thereto (together with any other entity that may become a party thereto, the "Grantors") in favor of the General Administrative Agent for the Lenders. W I T N E S S E T H : WHEREAS, Safety-Kleen Corp. (formerly known as Laidlaw Environmental Services, Inc.), a Delaware corporation and the parent of the Company ("Holdings"), is to issue up to $225,000,000 in aggregate principal amount of unsecured senior notes, the proceeds of which will be used to repay, in part, the Seller Note; WHEREAS, the Company has requested, and, upon this Waiver and Amendment becoming effective, the Lenders have agreed, that certain provisions of the Credit Agreement and the Guarantee and Collateral Agreement be waived and amended upon the terms and subject to the conditions set forth herein; NOW, THEREFORE, in consideration of the premises and the mutual covenants contained herein and in the Credit Agreement and the Guarantee and Collateral Agreement, the parties hereto hereby agree as follows: 1. Defined Terms. Unless otherwise defined herein, all capitalized terms used herein shall have the meanings given to them in the Credit Agreement, or, to the extent not defined therein, in the Guarantee and Collateral Agreement. 2. Amendment of Section 1.1 of the Credit Agreement. Section 1.1 of the Credit Agreement is hereby amended by: 2 2 (a) adding the following defined terms in their appropriate alphabetical order: "Escrow Account": the escrow account to be established pursuant to the indenture under which the New Parent Notes will be issued or a related escrow agreement, into which the proceeds of the New Parent Notes will be deposited pending use thereof to repay the Seller Note. "New Parent Notes": up to $225,000,000 aggregate principal amount of senior unsecured notes of Holdings (including any unsecured notes of Holdings with substantially similar terms issued in exchange for such notes), bearing interest payable in cash and having a maturity no earlier than the Revolving Credit Termination Date. (b) adding the following sentence at the end of the definition of "Subsidiary": (Safety-Kleen Europe Limited shall not be deemed to be a Subsidiary so long as the Company owns, directly or indirectly, less than 50% of the voting stock thereof). (c) deleting clause (a) of the definition of "Applicable Margin" in its entirety and substituting in lieu thereof the following: (a) on any day, for each Type of Revolving Credit Loan, Tranche A Term Loan and Canadian Term Loan, the rate per annum determined pursuant to the Pricing Grid (provided, that in any event such Applicable Margin and Stamping Fee Rate for any day during the period from June 1, 1999 through November 30, 1999 shall be that set forth in the Pricing Grid opposite a Consolidated Total Leverage Ratio of greater than or equal to 4.00:1.00); and 3. Waiver of Section 6.3(b) of the Credit Agreement. The Lenders hereby waive compliance with the provisions of subsection 6.3(b) of the Credit Agreement to the extent applicable to the issuance of the New Parent Notes; provided that Holdings shall apply the Net Cash Proceeds thereof to the repayment or repurchase of the Seller Note and general corporate purposes (which may include interest payments on the New Parent Notes and principal, interest and premium payable on the New Parent Notes in the event such notes are redeemed as a result of a failure to repurchase the Seller Note). 4. Amendment to Section 10.1 of the Credit Agreement. (a) Subsection 10.1(a) of the Credit Agreement is hereby amended by deleting such subsection in its entirety and substituting in lieu thereof the following (a) Consolidated Total Leverage Ratio. Permit the Consolidated Total Leverage Ratio as at (i) the last day of any fiscal quarter of the Company set forth below or (ii) the last day of any fiscal quarter of the Company ending during any fiscal year set forth below to exceed the ratio set forth below opposite such fiscal quarter or fiscal year: 3 3 Consolidated Total Fiscal Period Leverage Ratio ------------- -------------- 1999 4.50:1.00 September 1 to November 30, 1999 4:25:1.00 December 1 to February 29, 2000 4.25:1.00 March 1 to May 31, 2000 4.00:1.00 June 1 to August 31, 2000 4.00:1.00 2001 3.50:1.00 2002 2.75:1.00 2003 2.50:1.00 2004 and thereafter 2.00:1.00 (b) Subsection 10.1(c) of the Credit Agreement is hereby amended by deleting such subsection in its entirety and substituting in lieu thereof the following: (c) Interest Coverage Ratio. Permit the Interest Coverage Ratio for any period of four consecutive fiscal quarters of the Company (i) ending with any fiscal quarter set forth below or (ii) ending during any fiscal year set forth below to be less than the ratio set forth below opposite such fiscal quarter or fiscal year: Interest Fiscal Period Coverage Ratio ------------- -------------- 1999 2.00:1.00 September 1 to November 30, 1999 2.00:1.00 December 1 to February 29 2000 2.00:1.00 March 1 to May 31, 2000 2.25:1.00 June 1 to August 31, 2000 2.25:1.00 2001 2.50:1.00 2002 2.75:1.00 2003 and thereafter 3.00:1.00 (c) Notwithstanding the foregoing paragraphs (a) and (b) of this Section 4, if the New Parent Notes are redeemed or repurchased because of the failure to obtain the consent of the shareholders of Holdings required to authorize the issuance of common stock of Holdings in connection with the repurchase or redemption of the Seller Note, (i) the amendments effected by the foregoing paragraphs (a) and (b) will become ineffective as of the date of such repurchase or redemption of the New Parent Notes and (ii) for purposes of calculating the Consolidated Total Leverage Ratio and the Interest Coverage Ratio for any period that coincides with any period during which the New Parent Notes were outstanding, the interest expense attributable to the New Parent Notes shall be excluded from such calculations. 5. Amendment to Section 10.3 of the Credit Agreement. Subsection 10.3 of the Credit Agreement is hereby amended by adding at the end thereof the following: 4 4 (1) Liens on the Escrow Account (and any cash or other assets therein) to secure the obligations of Holdings to redeem the New Parent Notes under the conditions set forth in the indenture pursuant to which the New Parent Notes are issued. 6. Amendment to Section 10.5(d) of the Credit Agreement. Subsection 10.5(d) of the Credit Agreement is hereby amended by inserting at the end thereof the following: , SK Insurance Company, Environment Services et Machinerie E.S.M. Inc. or SK D'Incineration, Inc. 7. Amendment to Section 10.7 of the Credit Agreement. Subsection 10.7 of the Credit Agreement is hereby amended by deleting such subsection in its entirety and substituting in lieu thereof the following: 10.7 Limitation on Dividends. Declare or pay any dividend (other than dividends payable solely in common stock of the Person making such dividend) on, or make any payment on account of, or set apart assets for a sinking or other analogous fund for, the purchase, redemption, defeasance, retirement or other acquisition of, any shares of any class of Capital Stock of the Company or any of its Subsidiaries or any warrants or options to purchase any such Stock, whether now or hereafter outstanding, or make any other distribution in respect thereof, either directly or indirectly, whether in cash or property or in obligations of the Company or any Subsidiary (such declarations, payments, setting apart, purchases, redemptions, defeasances, retirements, acquisitions and distributions being herein called "Restricted Payments"), except that (a) any Subsidiary may make Restricted Payments to the Company or any wholly owned Subsidiary of the Company, and (b) so long as, on the date of such Restricted Payment, both before and after giving effect thereto, no Default or Event of Default shall have occurred and be continuing (i) the Company may make Restricted Payments to Holdings to service the Westinghouse Debt, the CPCFA Debt and the Tooele County Debt, provided that each such Restricted Payment shall be made on the date on which a cash payment of principal or interest under the Westinghouse Debt, the CPCFA Debt or the Tooele County Debt, as the case may be, is due and shall be in an amount not greater than the amount of such cash payment, and such cash payment in respect of such Indebtedness shall be made by Holdings on such date, (ii) the Company may make Restricted Payments to Holdings to service the New Parent Notes, provided that each such Restricted Payment shall be made on the date on which a cash payment of principal or interest under the New Parent Notes is due and shall be in an amount not greater than the amount of such cash payment, and such cash payment in respect of the New Parent Notes shall be made by Holdings on such date, (iii) in the event that either (a) the consent of the shareholders of Holdings required for the issuance of shares of common stock in connection with the repurchase or redemption of the Seller Note is not obtained and, as a consequence thereof, the New Parent Notes are required to be redeemed or repurchased by Holdings or (b) Holdings is required to deposit additional cash or cash equivalents in the Escrow Account at the closing of the issuance of the New Parent Notes to fund any redemption or repurchase of the New Parent Notes specified in clause (a) above, the Company may make a Restricted Payment to Holdings in an amount not exceeding 5 5 $15,000,000, the proceeds of which, together with amounts withdrawn from the Escrow Account, shall be used to repurchase or redeem the New Parent Notes, and (iv) the Company may make Restricted Payments to Holdings to provide for payment in the ordinary course of business of taxes, directors' fees, stock exchange fees, and other costs and expenses of its operations as a public company permitted by the Guarantee and Collateral Agreement. 8. Amendment to Section 5.12(c)(ii) of the Guarantee and Collateral Agreement. Subsection 5.12(c)(ii) of the Guarantee and Collateral Agreement is hereby amended by deleting such provision in its entirety and substituting in lieu thereof the following: the entry into, and exercise of rights and performance of obligations in respect of, this Agreement, the Seller Note, the California Bonds, the Utah Bonds, the Westinghouse Debt Agreement, the Stock Purchase Agreement, the New Parent Notes (including any related registration rights agreement or escrow agreement or securities purchase agreement with Laidlaw Inc pursuant to which the Company has agreed to repurchase or redeem the Seller Note), equity subscription agreements, registration rights agreements, voting and other stockholder agreements, engagement letters, underwriting agreements and other agreements in respect of its equity securities or any offering, issuance or sale thereof, 9. Waiver of Pledge Requirement. Any provision of the Credit Agreement or the Guarantee and Collateral Agreement to the contrary notwithstanding, the Company shall not be required to pledge pursuant to the Guarantee and Collateral Agreement Capital Stock acquired by the Company and its Subsidiaries as investments in entities in which the Company and its Subsidiaries hold a minority interest; provided that the aggregate market value of such Capital Stock which is not pledged pursuant to the Guarantee and Collateral Agreement shall not at any time exceed $5,000,000. 10. Conditions to Effectiveness. This Waiver and Amendment shall become effective as of the date first above written when (i) each of the Majority Facility Lenders under each Facility, the Required Lenders, the General Administrative Agent and the Borrowers shall have executed and delivered this Waiver and Amendment, (ii) each Guarantor shall have acknowledged and agreed to this Waiver and Amendment, and (iii) the Company shall have paid the General Administrative Agent on behalf of each Lender that executes and delivers this Waiver and Amendment on or before May 6, 1999, an amendment fee in an amount equal to 0.20% of the Aggregate Exposure of such Lender. 11. Continuing Effects. Except as expressly waived or amended hereby, the Credit Agreement and the Guarantee and Collateral Agreement shall continue to be and shall remain in full force and effect in accordance with their respective terms. 12. Expenses. The Company agrees to pay and reimburse the General Administrative Agent for all of its reasonable out-of-pocket costs and expenses incurred in connection with the negotiation, preparation, execution, and delivery of this Waiver and Amendment, including the reasonable fees and expenses of counsel. 6 6 13. Counterparts. This Waiver and Amendment may be executed on any number of separate counterparts and all of said counterparts taken together shall be deemed to constitute one and the same instrument. 14. GOVERNING LAW. THIS WAIVER AND AMENDMENT SHALL BE GOVERNED BY, AND CONSTRUED AND INTERPRETED IN ACCORDANCE WITH, THE LAW OF THE STATE OF NEW YORK. IN WITNESS WHEREOF, the parties hereto have caused this Waiver and Amendment to be duly executed and delivered by their proper and duly authorized officers as of the day and year first above written. SAFETY-KLEEN SERVICES, INC. (formerly known as LES, Inc.) By: /s/ Paul Humphreys ---------------------------------------- Title: Senior Vice President and CFO SAFETY-KLEEN (CANADA) LTD. (formerly known as Laidlaw Environmental Services (Candad) Ltd.) By: /s/ Paul Humphreys ---------------------------------------- Title: Senior Vice President and CFO TORONTO DOMINION (TEXAS), INC., as General Administrative Agent and Lender By: /s/ Jane Mott ---------------------------------------- Title: Vice President THE TORONTO-DOMINION BANK, as Canadian Administrative Agent By: /s/ Bruce Chambers ---------------------------------------- Title: Manager 7 7 TD SECURITIES (USA) INC., as Arranger By: ---------------------------------------- Title: THE TORONTO-DOMINION BANK, as a Lender By: ---------------------------------------- Title: THE BANK OF NOVA SCOTIA, as Managing Agent, Co-Documentation Agent and Lender By: /s/ William E. Zarrett ---------------------------------------- Title: Senior Relationship Manager THE FIRST NATIONAL BANK OF CHICAGO as Managing Agent, Co-Documentation Agent and Lender By: /s/ James Gable ---------------------------------------- Title: Customer Service Officer NATIONSBANK, N.A., as Syndication Agent, Managing Agent and Lender By: /s/ Adam Kaplan ---------------------------------------- Title: Authorized Signatory 8 8 WACHOVIA BANK, N.A., as Managing Agent and Lender By: /s/ Kathryn M. Mays ---------------------------------------- Title: Assistant Vice President THE CIT GROUP/BUSINESS CREDIT, INC. By: /s/ Levi Schatz ---------------------------------------- Title: Vice President GENERAL ELECTRIC CAPITAL CORPORATION By: /s/ Robert M. Kadlick ---------------------------------------- Title: Duly Authorized Signatory COMERICA BANK By: /s/ Marian Enright ---------------------------------------- Title: Vice President FLEET NATIONAL BANK By: /s/ Jeffrey Lynch ---------------------------------------- Title: Senior Vice President ROYAL BANK OF CANADA By: /s/ John Crawford ---------------------------------------- Title: Senior Manager 9 9 COMPAGNIE FINANCIERE DE CIC ET DE L'UNION EUROPEENNE By: /s/ Sean Mounier ---------------------------------------- Title: First Vice President By: /s/ Brian O'Leary ---------------------------------------- Title: Vice President HSBC BANK USA (formerly Marine Midland Bank) By: /s/ Christopher F. French ---------------------------------------- Title: Authorized Signatory THE LONG-TERM CREDIT BANK OF JAPAN, LTD. By: /s/ Rebecca J. Silbert ---------------------------------------- Title: Senior Vice President MITSUBISHI TRUST AND BANKING CORPORATION By: /s/ Beatrice Kossodo ---------------------------------------- Title: Senior Vice President FLEET BUSINESS CREDIT CORPORATION, formerly, SANWA BUSINESS CREDIT CORPORATION By: /s/ Cameron Terry ---------------------------------------- Title: Senior Vice President 10 10 SOCIETE GENERALE By: /s/ Christopher J. Speltz ---------------------------------------- Title: Director, Head of SG-Dallas SOUTHERN PACIFIC BANK By: /s/ Sean R. Walker ---------------------------------------- Title: Vice President CREDIT LYONNAIS ATLANTA AGENCY By: /s/ David M. Cawrse ---------------------------------------- Title: First Vice President & Manager COOPERATIEVE CENTRALE RAIFEISEN- BOERENLEENBANK B.A., "RABOBANK NEDERLAND" NEW YORK BRANCH By: /s/ Hans F. Bruekhoven ---------------------------------------- Title: Vice President By: /s/ Ian Reece ---------------------------------------- Title: Senior Credit Officer COMMERCIAL LOAN FUNDING TRUST I By: Lehman Commercial Paper Inc., not in its individual capacity but solely as administrative agent By: /s/ Michelle Swanson ---------------------------------------- Title: Authorized Signatory CREDIT SUISSE FIRST BOSTON By: /s/ Barry A. Zamore ---------------------------------------- Title: Vice President By: /s/ Claire M. McCarthy ---------------------------------------- Title: Managing Director 11 11 THE SAKURA BANK, LTD. By: ---------------------------------------- Title: STAR BANK, NATIONAL ASSOCIATION By: /s/ Mark A. Whitson ---------------------------------------- Title: Vice President BANK OF HAWAII By: /s/ Brenda Testerman ---------------------------------------- Title: Vice President CITIBANK, N.A. By: /s/ Marjorie Futornick ---------------------------------------- Title: Vice President THE DAI-ICHI KANGYO BANK, LTD. By: /s/ Robert P. Gallagher, Jr. ---------------------------------------- Title: Vice President SKANDINAVISKA ENSKILDA BANKEN AB (PUBL.) NY BRANCH By: ---------------------------------------- Title: By: ---------------------------------------- Title: 12 12 THE SUMITOMO BANK, LTD By: /s/ Svresh S. Tata ---------------------------------------- Title: Senior Vice President THE SUMITOMO TRUST & BANKING CO., LTD., NEW YORK BRANCH By: ---------------------------------------- Title: NATIONAL CITY BANK By: /s/ Lisa B. Lisi ---------------------------------------- Title: Vice President BHF-BANK AKTIENGESELLSCHAFT By: /s/ Dan Dobrjanskyj ---------------------------------------- Title: Assistant Vice President THE FUJI BANK, LIMITED By: /s/ Teiji Teramoto ---------------------------------------- Title: Vice President and Manager 13 13 CAISSE DE DEPOT ET PLACEMENT DU QUEBEC By: /s/ Louis Lausie ---------------------------------------- Title: Manger By: /s/ Lucie Rousseau ---------------------------------------- Title: Vice President KZH PONDVIEW LLC By: /s/ Virginia Conway ---------------------------------------- Title: Authorized Agent WEBSTER BANK By: /s/ Juliana B. Dalton ---------------------------------------- Title: Vice President BANQUE WORMS CAPITAL CORPORATION By: /s/ Frederick Gamet ---------------------------------------- Title: By: /s/ Constance De Klerk ---------------------------------------- Title: Senior Vice President IMPERIAL BANK By: /s/ Mark Campbell ---------------------------------------- Title: Senior Vice President THE PRUDENTIAL INSURANCE COMPANY OF AMERICA By: /s/ B. Ross Smead ---------------------------------------- Title: Vice President 14 14 GPSF SECURITIES, INC. By: ---------------------------------------- Title: KZH CNC LLC By: /s/ Virginia Conway ---------------------------------------- Title: Authorized Agent SUMMIT BANK By: /s/ Seiji P. Nakamura ---------------------------------------- Title: Assistant Vice President METROPOLITAN LIFE INSURANCE COMPANY By: /s/ James R. Dingler ---------------------------------------- Title: Director FIRSTRUST BANK By: /s/ Edward D'Ancona ---------------------------------------- Title: Vice President BANCO ESPIRITO SANTO By: /s/ Andrew M. Orsen ---------------------------------------- Title: Vice President By: /s/ Terry R. Hull ---------------------------------------- Title: Senior Vice President 15 15 THE CITY NATIONAL BANK By: ---------------------------------------- Title: VAN KAMPEN PRIME RATE INCOME TRUST By: ---------------------------------------- Title: OAK HILL SECURITIES FUND, L.P. By: OAK HILL SECURITIES GENPAR, L.P., its General Partner By: OAK HILL SECURITIES MGP, INC., its General Partner By: /s/ Scott D. Krase ---------------------------------------- Title: Vice President SENIOR DEBT PORTFOLIO By: BOSTON MANAGEMENT AND RESEARCH, as Investment Advisor By: /s/ Payson F. Swaffield ---------------------------------------- Title: Vice President VAN KAMPEN CLO I, LIMITED BY: VAN KAMPEN MANAGEMENT INC., as Collateral Manager By: ---------------------------------------- Title: 16 16 OCTAGON LOAN TRUST By: OCTAGON CREDIT INVESTORS, as Manager By: /s/ Joyce C. Delucca ---------------------------------------- Title: Managing Director FRANKLIN FLOATING RATE TRUST By: /s/ Chauncey Lufkin ---------------------------------------- Title: Vice President AG CAPITAL FUNDING PARTNERS, L.P. By: ANGELO, GORDON & CO., L.P., as Investment Advisor By: /s/ Jeffrey H.Aronson ---------------------------------------- Title: Managing Director FIRST DOMINION FUNDING I By: /s/ David Lerner ---------------------------------------- Title: Authorized Signatory JACKSON NATIONAL LIFE INSURANCE COMPANY By: PPM AMERICA, INC., as attorney in fact on behalf of Jackson National Life Insurance Company By: /s/ Mike King ---------------------------------------- Title: Vice President 17 17 ELC (CAYMAN) LTD. By: /s/ E. Kratzman ---------------------------------------- Title: Managing Director AMERICAN GENERAL ANNUITY INSURANCE COMPANY, formerly WESTERN NATIONAL LIFE INSURANCE COMPANY By: /s/ C. Scott Inglis ---------------------------------------- Title: Investment Officer KZH CRESCENT LLC By: /s/ Virginia Conway ---------------------------------------- Title: Authorized Agent KZH CRESCENT-2 LLC By: /s/ Virginia Conway ---------------------------------------- Title: Authorized Agent CRESCENT/MACH I PARTNERS, L.P. By: TCW ASSET MANAGEMENT COMPANY, as its Investment Manager By: /s/ Mark L. Gold ---------------------------------------- Title: Managing Director 18 18 PAM CAPITAL FUNDING LP By: HIGHLAND CAPITAL MANAGEMENT, L.P., as Collateral Manager By: /s/ Mark K. Okada CFA ---------------------------------------- Title: Executive Vice President KZH CYPRESSTREE-1 LLC By: /s/ Virginia Conway ---------------------------------------- Title: Authorized Agent PAMCO CAYMAN LTD. By: HIGHLAND CAPITAL MANAGEMENT, L.P., as Collateral Manager By: /s/ Mark K. Okada CFA ---------------------------------------- Title: Executive Vice President ARCHIMEDES FUNDING, LLC BY: ING CAPITAL ADVISORS, INC. as Collateral Manager By: ---------------------------------------- Title: 19 19 ING HIGH INCOME PRINCIPAL PRESERVATION FUND HOLDINGS, LDC BY: ING CAPITAL ADVISORS, INC., as Investment Advisor By: ---------------------------------------- Title: KZH SHOSHONE LLC By: /s/ Virginia Conway ---------------------------------------- Title: Authorized Agent KZH ING-1 LLC By: /s/ Virginia Conway ---------------------------------------- Title: Authorized Agent KZH PAMCO LLC By: /s/ Virginia Conway ---------------------------------------- Title: Authorized Agent PACIFICA PARTNERS I, L.P. By: IMERIAL CREDIT ASSET MANAGEMENT, as its Investment Manager By: /s/ Michael J. Bacevich ---------------------------------------- Title: Senior Vice President 20 20 KZH RIVERSIDE LLC By: /s/ Virginia Conway ---------------------------------------- Title: Authorized Agent PILGRIM AMERICAN HIGH INCOME INVESTMENTS LTD. By: PILGRIM INVESTMENTS, INC., as its Investment Manager By: /s/ Michel Prince, CFA ---------------------------------------- Title: Vice President KZH ING-2 LLC By: /s/ Virginia Conway ---------------------------------------- Title: Authorized Agent INDOSUEZ CAPITAL FUNDING IIA, LIMITED BY: INDOSUEZ CAPITAL LUXEMBOURG, as Collateral Manager By: /s/ Melissa Marano ---------------------------------------- Title: Vice President 21 21 DELANO COMPANY By: PACIFIC INVESTMENT MANAGEMENT COMPANY, as its Investment Advisor By: PIMCO MANAGEMENT INC., a General Partner By: /s/ Mohan V. Phansalkar ---------------------------------- Title: Senior Vice President KZH CRESCENT-3 LLC By: /s/ Virginia Conway ---------------------------------------- Title: Authorized Agent BALANCED HIGH-YIELD FUND I LTD. By: BHF-BANK AKTIENGESELLSCHAFT acting through its New York Branch, as its attorney-in-fact By: /s/ Dan Dobrjanskyj ---------------------------------------- Title: Assistant Vice President STATE STREET BANK AND TRUST COMPANY, as Trustee for GENERAL MOTORS EMPLOYEES GLOBAL GROUP PENSION TRUST By: /s/ Michael Connors ---------------------------------------- Title: Assistant Vice President 22 22 INDOSUEZ CAPITAL FUNDING III, LIMITED By: Indosuez Capital as Portfolio Advisor By: /s/ Melissa Marano ----------------------------------- Title: Vice President KZH SOLEIL LLC By: /s/ Virginia Conway ---------------------------------------- Title: Authorized Agent ML CLO XII PILGRIM AMERICA (CAYMAN) LTD. By: PILGRIM INVESTMENTS, INC., as its Investment Manager By: /s/ Michel Prince, CFA ---------------------------------------- Title: Vice President ML CLO XV PILGRIM AMERICA (CAYMAN) LTD. By: PILGRIM INVESTMENTS, INC., as its Investment Manager By: /s/ Michel Prince, CFA ---------------------------------------- Title: Vice President MOUNTAIN CAPITAL CLO I LTD. By: /s/ Darren P. Riley ---------------------------------------- Title: Director 23 23 CERES FINANCE LTD. By: /s/ David Egglishaw ---------------------------------------- Title: Director OASIS COLLATERALIZED HIGH INCOME PORTFOLIO I LTD By: /s/ Ian Wignall ---------------------------------------- Title: Director BALANCED HIGH-YIELD FUND II LTD. By: BHF-BANK AKTIENGESELLSCHAFT acting through its New York Branch, as its attorney-in-fact By: /s/ Dan Dobrjanskyj ---------------------------------------- Title: Assistant Vice President CAPTIVA III FINANCE, LTD. as advised by, PACIFIC INVESTMENT MANGAGEMENT COMPANY By: /s/ David Egglishaw ------------------------------------- Title: Director 24 24 EATON VANCE SENIOR INCOME TRUST By: EATON VANCE MANAGEMENT, as Investment Advisor By: /s/ Payson F. Swaffield ----------------------------------- Title: Vice President BLACK DIAMOND CLO 1998-1 LTD By: /s/ Jim Zinney ---------------------------------------- Title: President KZH LANGDALE LLC By: /s/ Virginia Conway ---------------------------------------- Title: Authorized Agent ARCHIMEDES FUNDING II, LTD. BY: ING CAPITAL ADVISORS, INC., as Collateral Manager By: ------------------------------------- Title: 25 25 ALLIANCE CAPITAL FUNDING, L.L.C. By: ALLIANCE CAPTIAL MANAGEMENT L.P., as Manager on behalf of ALLIANCE CAPITAL FUNDING, L.L.L. By: ALLIANCE CAPITAL MANAGEMENT CORPORATION, General Partner of Alliance Capial Management, L.P. By: /s/ Kenneth G. Ostmann ------------------------------------- Title: Vice President BATTERSON PARK CBO By: ---------------------------------------- Title: ATHENA CDO, LTD. By: Pacific Investment Management Company as its investment advisor By: PIMCO Management Inc., a general partner By: /s/ Mohan V. Phansalkar ------------------------------------- Title: Senior Vice President CAPTIVA II FINANCE LTD. By: /s/ David Egglishaw ---------------------------------------- Title: Director STRATA FUNDING LTD. By: /s/ David Egglishaw ---------------------------------------- Title: Director 26 26 ALLIANCE CAPITAL FUNDING, L.L.C. By: ALLIANCE CAPTIAL MANAGEMENT L.P., as Manager on behalf of ALLIANCE CAPITAL FUNDING, L.L.L. By: ALLIANCE CAPITAL MANAGEMENT CORPORATION, General Partner of Alliance Capial Management, L.P. By: /s/ Kenneth G. Ostmann ------------------------------------- Title: Vice President VAN KAMPEN SENIOR FLOATING RATE FUND By: ---------------------------------------- Title: CONTINENTAL ASSURANCE COMPANY SEPARATE ACCOUNT (E) By: TCW ASSET MANAGMENT COMPANY, as Attorney-in-Fact By: /s/ Mark L. Gold ------------------------------------- Title: Mangaing Director By: /s/ Justin L. Driscoll ------------------------------------- Title: Senior Vice President AMARA 2 - FINANCE LTD By: /s/ Andrew Ian Wignall ---------------------------------------- Title: Director ROYALTON COMPANY By: PACIFIC INVESTMENT MANAGEMENT COMPANY, as its Investment Advisor By: PIMCO MANAGMENT INC., a General Partner By: /s/ Mohan V. Phansalkar ---------------------------------- Title: Senior Vice President 27 27 FLOATING RATE PORTFOLIO By: INVESTCO SENIOR SECURED MANAGEMENT INC., as attorney in fact By: /s/ Joseph Rotondo ------------------------------------- Title: Authorized Signatory AMARA-1 FINANCE LTD. By: /s/ Andrew Ian Wignall ---------------------------------------- Title: Director KISLAK NATIONAL BANK By: ING CAPITAL ADVISORS LLC., as Investment Advisor By: /s/ Michael J. Campbell ------------------------------------- Title: Senior Vice President STB DELAWARE FUNDING TRUST I By: /s/ Donald C. Hargadon ------------------------------------- Title: Assistant Vice President STATE STREET BANK AND TRUST COMPANY, as Trustee for GENERAL MOTORS WELFARE BENEFITS TRUST By: /s/ Michael Connors ------------------------------------- Title: Assistant Vice President 28 28 NORTH AMERICAN SENIOR FLOATING RATE FUND By: CYPRESSTREE INVESTMENT MANAGEMENT COMPANY, INC., as Portfolio Manager By: /s/ Peter K. Merrill ------------------------------------- Title: Managing Director CYPRESSTREE INSTITUTIONAL FUND, LLC By: CYPRESSTREE INVESTMENT MANAGEMENT COMPANY, INC., its Managing Member By: /s/ Peter K. Merrill ------------------------------------- Title: Managing Director CYPRESSTREE INVESTMENT PARTNERS II, LTD By: CYPRESSTREE INVESTMENT MANAGEMENT COMPANY, INC., as Portfolio Manager By: /s/ Peter K. Merrill ------------------------------------- Title: Managing Director KZH III LLC By: /s/ Virginia Conway --------------------------------------- Title: Authorized Agent KZH HIGHLAND-2 LLC By: /s/ Virginia Conway --------------------------------------- Title: Authorized Agent 29 29 KZH IV LLC By: /s/ Virginia Conway ---------------------------------------- Title: Authorized Agent FIRST UNION NATIONAL BANK By: /s/ Michael Doherly ---------------------------------------- Title: Sentior Vice President CYPRESSTREE INVESTMENT FUND, LLC BY: CYPRESSTREE INVESTMENT MANAGEMENT COMPANY, INC., its Managing Member By: /s/ Peter K. Merrill --------------------------------------- Title: Managing Director RABOBANK CANADA By: /s/ Govert Verstralen ---------------------------------------- Title: Senior Vice President CREDIT LYONNAIS CANADA By: /s/ Helen A. Thomas ---------------------------------------- Title: Vice-President, Corporate Banking By: /s/ David Farmer ---------------------------------------- Title: First Vice-President and Manager, Central Region FIRST DOMINION FUNDING II By: /s/ David Lerner ---------------------------------------- Title: Authorized Signatory LEHMAN COMMERCIAL PAPER INC. By: /s/ Michelle Swanson ---------------------------------------- Title: Authorized Signatory 30 30 ACKNOWLEDGEMENT AND CONSENT The undersigned does hereby acknowledge and consent to the foregoing Waiver and Amendment. The undersigned does hereby confirm and agree that, after giving effect to such Waiver and Amendment, the Guarantee and Collateral Agreement is and shall continue to be in full force and effect and is hereby confirmed and ratified in all respects. SAFETY-KLEEN SERVICES, INC. (formerly known as LES, Inc.) SAFETY-KLEEN CORP. (formerly known as Laidlaw Environmental Services, Inc.) SAFETY-KLEEN (PECATONICA), INC. (formerly known as Laidlaw Environmental Services of Illinois, Inc.) GSX CHEMICAL SERVICES OF OHIO, INC. SAFETY-KLEEN (BDT), INC. (formerly known as Laidlaw Environmental Services (BDT), Inc.) SAFETY-KLEEN (FS), INC. (formerly known as Laidlaw Environmental Services (FS), Inc.) SAFETY-KLEEN (GS), INC. (formerly known as Laidlaw Environmental Services (GS), Inc.) SAFETY-KLEEN (CHATTANOOGA), INC. (formerly known as Laidlaw Environmental Services of Chattanooga, Inc.) SAFETY-KLEEN (WHITE CASTLE), INC. (formerly known as Laidlaw Environmental Services of White Castle, Inc.) SAFETY-KLEEN (CROWLEY), INC. (formerly known as Laidlaw Environmental Services (Recovery), Inc.) SAFETY-KLEEN (TS), INC. (formerly known as Laidlaw Environmental Services (TS), Inc.) SAFETY-KLEEN (WESTMORLAND), INC. (formerly known as Laidlaw Environmental Services (Imperial Valley), Inc.) SAFETY-KLEEN (BUTTONWILLOW), INC. (formerly known as Laidlaw Environmental Services (Lokern), Inc.) SAFETY-KLEEN (CALIFORNIA), INC. (formerly known as Laidlaw Environmental of California, Inc.) SAFETY-KLEEN (PINEWOOD), INC.(formerly known as Laidlaw Environmental Services of South Carolina, Inc.) 31 31 SAFETY-KLEEN (NE), INC.(formerly known as Laidlaw Environmental Services (North East), Inc.) SAFETY-KLEEN (LAPORTE), INC. (formerly known as Laidlaw Environmental Services (TES), Inc.) SAFETY-KLEEN CHEMICAL SERVICES, INC. (formerly known as Laidlaw Environmental Services, Inc.) SAFETY-KLEEN (ROEBUCK), INC.(formerly known as Laidlaw Environmental Services (TOC), Inc.) SAFETY-KLEEN (TG), INC. (formerly known as Laidlaw Environmental Services (TG), Inc.) SAFETY-KLEEN (ALTAIR), INC. (formerly known as Laidlaw Environmental Services (Altair), Inc.) SAFETY-KLEEN (WT), INC. (formerly known as Laidlaw Environmental Services (WT), Inc.) SAFETY-KLEEN (BARTOW), INC. (formerly known as Laidlaw Environmental Services of Bartow, Inc.) SAFETY-KLEEN (COLFAX), INC. (formerly known as Laidlaw Environmental Services (Thermal Treatment), Inc.) LEMC, INC. SAFETY-KLEEN OSCO HOLDINGS, INC. (formerly known as Laidlaw OSCO Holdings, Inc.) SAFETY-KLEEN (NASHVILLE), INC. (formerly known as Laidlaw Environmental Services of Nashville, Inc.) SAFETY-KLEEN (CLIVE), INC. (formerly known as Laidlaw Environmental Services (Clive), Inc.) SAFETY-KLEEN (LONE AND GRASSY MOUNTAIN), INC. (formerly known as Laidlaw Environmental Services (Lone and Grassy Mountain), Inc.) SAFETY-KLEEN (TULSA), INC. (formerly known as Laidlaw Environmental Services (Tulsa), Inc.) SAFETY-KLEEN (SAN ANTONIO), INC. (formerly known as Laidlaw Environmental Services (San Antonio), Inc.) SAFETY-KLEEN (WICHITA), INC. (formerly 32 32 known as Laidlaw Environmental Services (Wichita), Inc.) SAFETY-KLEEN (DELAWARE), INC. (formerly known as Laidlaw Environmental Services of Delaware, Inc.) USPCI, INC. OF GEORGIA SAFETY-KLEEN (SAN JOSE), INC. (formerly known as Laidlaw Environmental Services (San Jose), Inc.) SAFETY-KLEEN (SAWYER), INC. (formerly known as Laidlaw Environmental Services (Sawyer), Inc.) CHEMCLEAR, INC. OF LOS ANGELES SAFETY-KLEEN (ROSEMOUNT), INC. (formerly known as Laidlaw Environmental Services (Rosemount), Inc.) SAFETY-KLEEN HOLDING'S, INC. (formerly known as LES Holding's, Inc.) SAFETY-KLEEN (PPM), INC. (formerly known as Laidlaw Environmental Services (Tucker), Inc.) NINTH STREET PROPERTIES, INC. SAFETY-KLEEN (MT. PLEASANT), INC. (formerly known as Laidlaw Environmental Services (Mt. Pleasant), Inc.) SAFETY-KLEEN (DEER TRAIL), INC. (formerly known as Laidlaw Environmental Services (Deer Trail), Inc.) SAFETY-KLEEN (MINNEAPOLIS), INC. (formerly known as Laidlaw Environmental Services (Minneapolis), Inc.) SAFETY-KLEEN (LOS ANGELES), INC. (formerly known as Laidlaw Environmental Services (Los Angeles), Inc.) SAFETY-KLEEN (BATON ROUGE), INC. (formerly known as Laidlaw Environmental Services (Baton Rouge), Inc.) SAFETY-KLEEN (PLAQUEMINE), INC. (formerly known as Laidlaw Environmental Services (Plaquemine), Inc.) SAFETY-KLEEN (BRIDGEPORT), INC. (formerly known as Laidlaw Environmental Services (Bridgeport), Inc.) SAFETY-KLEEN (DEER PARK), INC. (formerly known as Laidlaw Environmental Services (Deer Park), Inc.) 33 33 SAFETY-KLEEN (TIPTON), INC. (formerly known as Laidlaw Environmental Services (Tipton), Inc.) SAFETY-KLEEN (ENCOTEC), INC. (formerly known as Laidlaw Environmental, Inc.) SAFETY-KLEEN (SUSSEX), INC. (formerly known as Laidlaw Environmental Services (Sussex), Inc.) SAFETY-KLEEN (GLOUCESTER), INC. (formerly known as Laidlaw Environmental Services (Gloucester), Inc.) SAFETY-KLEEN (CUSTOM TRANSPORT), INC. (formerly known as Laidlaw Environmental Services (Custom Transport), Inc.) SAFETY-KLEEN (ARAGONITE), INC. (formerly known as Laidlaw Environmental Services (Aragonite), Inc.) SAFETY-KLEEN (PUERTO RICO), INC. (formerly known as Laidlaw Environmental Services (Puerto Rico), Inc.) SAFETY-KLEEN SYSTEMS, INC. (formerly known as Safety-Kleen Corp.) DIRT MAGNET, INC. THE MIDWAY GAS & OIL CO. ELGINT CORP. SAFETY-KLEEN ENVIROSYSTEMS COMPANY SAFETY-KLEEN ENVIROSYSTEMS COMPANY OF PUERTO RICO, INC. PETROCON, INC. PHILLIPS ACQUISITION CORP. VIROGROUP, INC. (formerly known as Safety- Kleen Aviation, Inc.) SK REAL ESTATE, INC. SAFETY-KLEEN INTERNATIONAL, INC. SAFETY-KLEEN OIL RECOVERY CO. SAFETY-KLEEN OIL SERVICES, INC. 34 34 THE SOLVENTS RECOVERY SERVICE OF NEW JERSEY, INC. SK EUROPE, INC. By: /s/ Paul R. Humphreys --------------------------------------- Title: Senior Vice President Finance 3E COMPANY ENVIRONMENTAL, ECOLOGICAL AND ENGINEERING By: /s/ Paul R. Humphreys --------------------------------------- Title: Assistant Treasurer SK INSURANCE COMPANY By: /s/ Paul R. Humphreys --------------------------------------- Title: Treasurer 35 35 SAFETY-KLEEN SERVICES, INC. (formerly known as LES, Inc.) By: --------------------------------------- Title: SAFETY-KLEEN (CANADA) LTD. (formerly known as Laidlaw Environmental Services (Canada) Ltd.) By: --------------------------------------- Title: TORONTO DOMINION (TEXAS), INC., as General Administrative Agent and Lender By: --------------------------------------- Title: THE TORONTO-DOMINION BANK, as Canadian Administrative Agent By: --------------------------------------- Title: 36 36 THE BANK OF NOVA SCOTIA, as Managing Agent, Co-Documentation Agent and Lender By: --------------------------------------- Title: THE FIRST NATIONAL BANK OF CHICAGO, as Managing Agent, Co-Documentation Agent and Lender By: --------------------------------------- Title: NATIONSBANK, N.A., as Syndication Agent, Managing Agent and Lender By: --------------------------------------- Title: WACHOVIA BANK, N.A., as Managing Agent and Lender By: --------------------------------------- Title: THE CIT GROUP/BUSINESS CREDIT, INC. By: --------------------------------------- Title: 37 37 GENERAL ELECTRIC CAPITAL CORPORATION By: --------------------------------------- Title: COMERICA BANK By: --------------------------------------- Title: FLEET NATIONAL BANK By: --------------------------------------- Title: ROYAL BANK OF CANADA By: --------------------------------------- Title: COMPAGNIE FINANCIERE DE CIC ET DE L'UNION EUROPEENNE By: --------------------------------------- Title: By: --------------------------------------- Title: 38 38 HSBC BANK USA (formerly Marine Midland Bank) By: --------------------------------------- Title: THE LONG-TERM CREDIT BANK OF JAPAN, LTD. By: --------------------------------------- Title: MITSUBISHI TRUST AND BANKING CORPORATION By: --------------------------------------- Title: SANWA BUSINESS CREDIT CORPORATION By: --------------------------------------- Title: SOCIETE GENERALE By: --------------------------------------- Title: 39 39 SOUTHERN PACIFIC BANK By: --------------------------------------- Title: CREDIT LYONNAIS ATLANTA AGENCY By: --------------------------------------- Title: COOPERATIEVE CENTRALE RAIFEISEN- BOERENLEENBANK B.A., "RABOBANK NEDERLAND" NEW YORK BRANCH By: --------------------------------------- Title: By: --------------------------------------- Title: COMMERCIAL LOAN FUNDING TRUST I By: --------------------------------------- Title: 40 40 CREDIT SUISSE FIRST BOSTON By: --------------------------------------- Title: THE SAKURA BANK, LTD. By: --------------------------------------- Title: STAR BANK, NATIONAL ASSOCIATION By: --------------------------------------- Title: BANK OF HAWAII By: --------------------------------------- Title: CITIBANK N.A. By: --------------------------------------- Title: THE DAI-ICHI KANGYO BANK, LTD. By: --------------------------------------- Title: 41 41 SKANDINAVISKA ENSKILDA BANKEN AB (PUBL.) NY BRANCH By: --------------------------------------- Title: By: --------------------------------------- Title: THE SUMITOMO BANK, LIMITED By: --------------------------------------- Title: THE SUMITOMO TRUST & BANKING CO., LTD., NEW YORK BRANCH By: --------------------------------------- Title: NATIONAL CITY BANK By: --------------------------------------- Title: BHF-BANK AKTIENGESELLSCHAFT By: --------------------------------------- Title: By: --------------------------------------- Title: THE FUJI BANK, LTD., NEW YORK BRANCH By: --------------------------------------- Title: CAISSE DE DEPOT ET PLACEMENT DU QUEBEC By: --------------------------------------- Title: By: --------------------------------------- Title: 42 42 KZH PONDVIEW LLC By: --------------------------------------- Title: WEBSTER BANK By: --------------------------------------- Title: BANQUE WORMS CAPITAL CORPORATION By: --------------------------------------- Title: By: --------------------------------------- Title: IMPERIAL BANK By: --------------------------------------- Title: THE PRUDENTIAL INSURANCE COMPANY OF AMERICA By: --------------------------------------- Title: 43 43 KZH CNC LLC By: --------------------------------------- Title: SUMMIT BANK By: --------------------------------------- Title: METROPOLITAN LIFE INSURANCE COMPANY By: --------------------------------------- Title: FIRSTRUST BANK By: --------------------------------------- Title: BANCO ESPIRITO SANTO By: --------------------------------------- Title: By: --------------------------------------- Title: CITY NATIONAL BANK By: --------------------------------------- Title: VAN KAMPEN PRIME RATE INCOME TRUST By: --------------------------------------- Title: OAK HILL SECURITIES FUND, L.P. BY: OAK HILL SECURITIES GENPAR, L.P., its General Partner BY: OAK HILL SECURITIES MGP, INC., its General Partner By: --------------------------------------- Title: 44 44 SENIOR DEBT PORTFOLIO BY: BOSTON MANAGEMENT AND RESEARCH, as Investment Advisor By: --------------------------------------- Title: VAN KAMPEN CLO I, LIMITED BY: VAN KAMPEN MANAGEMENT INC., as Collateral Manager By: --------------------------------------- Title: OCTAGON LOAN TRUST BY: OCTAGON CREDIT INVESTORS, as Manager By: --------------------------------------- Title: FRANKLIN FLOATING RATE TRUST By: --------------------------------------- Title: AG CAPITAL FUNDING PARTNERS, L.P. BY: ANGELO, GORDON & CO., L.P., as Investment Advisor By: --------------------------------------- Title: FIRST DOMINION FUNDING I By: --------------------------------------- Title: 45 45 JACKSON NATIONAL LIFE INSURANCE COMPANY BY: PPM AMERICA, INC., as attorney in fact on behalf of Jackson National Life Insurance Company By: --------------------------------------- Title: ELC (CAYMAN) LTD. By: --------------------------------------- Title: WESTERN NATIONAL LIFE INSURANCE COMPANY By: --------------------------------------- Title: KZH CRESCENT LLC By: --------------------------------------- Title: KZH CRESCENT-2 LLC By: --------------------------------------- Title: 46 46 CRESCENT/MACH I PARTNERS, L.P. BY:TCW ASSET MANAGEMENT COMPANY, as its Investment Manager By: --------------------------------------- Title: PAM CAPITAL FUNDING LP BY: HIGHLAND CAPITAL MANAGEMENT, as Collateral Manager By: --------------------------------------- Title: KZH CYPRESSTREE-1 LLC By: --------------------------------------- Title: PAMCO CAYMAN LTD. BY: HIGHLAND CAPITAL MANAGEMENT, as Collateral Manager By: --------------------------------------- Title: ARCHIMEDES FUNDING, LLC BY: ING CAPITAL ADVISORS, INC. as Collateral Manager By: --------------------------------------- Title: ING HIGH INCOME PRINCIPAL PRESERVATION FUND HOLDINGS, LDC BY: ING CAPITAL ADVISORS, INC., as Investment Advisor By: --------------------------------------- Title: 47 47 KZH SHOSHONE LLC By: --------------------------------------- Title: KZH ING-1 LLC By: --------------------------------------- Title: KZH PAMCO LLC By: --------------------------------------- Title: PACIFICA PARTNERS I, L.P. BY: IMPERIAL CREDIT ASSET MANAGEMENT, as its Investment Manager By: --------------------------------------- Title: KZH RIVERSIDE LLC By: --------------------------------------- Title: PILGRIM AMERICAN HIGH INCOME INVESTMENTS LTD. BY: PILGRIM AMERICA INVESTMENTS, INC., as its Investment Manager By: --------------------------------------- Title: 48 48 KZH ING-2 LLC By: --------------------------------------- Title: METROPOLITAN LIFE INSURANCE COMPANY By: --------------------------------------- Title: INDOSUEZ CAPITAL FUNDING IIA, LIMITED BY: INDOSUEZ CAPITAL LUXEMBOURG, as Collateral Manager By: --------------------------------------- Title: DELANO COMPANY BY: PACIFIC INVESTMENT MANAGEMENT COMPANY, as its Investment Advisor By: PIMCO MANAGEMENT INC., a General Partner By: --------------------------------------- Title: KZH CRESCENT-3 LLC By: --------------------------------------- Title: 49 49 BALANCED HIGH-YIELD FUND I LTD. BY: BHF-BANK AKTIENGESELLSCHAFT acting through its New York Branch, as its attorney-in-fact By: --------------------------------------- Title: By: --------------------------------------- Title: STATE STREET BANK AND TRUST COMPANY, as Trustee for GENERAL MOTORS EMPLOYEES GLOBAL GROUP PENSION TRUST By: --------------------------------------- Title: INDOSUEZ CAPITAL FUNDING III, LIMITED BY: INDOSUEZ CAPITAL LUXEMBOURG, as Collateral Manager By: --------------------------------------- Title: KZH SOLEIL LLC By: --------------------------------------- Title: 50 50 ML CLO XII PILGRIM AMERICA (CAYMAN) LTD. BY: PILGRIM AMERICA INVESTMENTS, INC., as its Investment Manager By: --------------------------------------- Title: ML CLO XV PILGRIM AMERICA (CAYMAN) LTD. BY: PILGRIM AMERICA INVESTMENTS, INC., as its Investment Manager By: --------------------------------------- Title: MOUNTAIN CLO TRUST By: --------------------------------------- Title: CERES FINANCE LTD. By: --------------------------------------- Title: OASIS COLLATERALIZED HIGH INCOME PORTFOLIO I LTD. By: --------------------------------------- Title: 51 51 BALANCED HIGH-YIELD FUND II LTD. BY: BHF-BANK AKTIENGESELLSCHAFT acting through its New York Branch, as its attorney-in-fact By: --------------------------------------- Title: By: --------------------------------------- Title: CAPTIVA III FINANCE, LTD. as advised by, PACIFIC INVESTMENT MANAGEMENT COMPANY By: --------------------------------------- Title: EATON VANCE SENIOR INCOME TRUST BY: EATON VANCE MANAGEMENT, as Investment Advisor By: --------------------------------------- Title: VAN KAMPEN CLO II, LIMITED BY: VAN KAMPEN MANAGEMENT INC., as Collateral Manager By: --------------------------------------- Title: BLACK DIAMOND CLO 1998-1 LTD. By: --------------------------------------- Title: 52 52 KZH LANGDALE LLC By: --------------------------------------- Title: ARCHIMEDES FUNDING II, LTD. BY: ING CAPITAL ADVISORS, INC., as Collateral Manager By: --------------------------------------- Title: ALLIANCE CAPITAL FUNDING, L.L.C. BY: ALLIANCE CAPITAL MANAGEMENT L.P., as Manager on behalf of ALLIANCE CAPITAL FUNDING, L.L.C. BY: ALLIANCE CAPITAL MANAGEMENT CORPORATION, General Partner of Alliance Capital Management L.P. By: --------------------------------------- Title: BATTERSON PARK CBO By: --------------------------------------- Title: ATHENA CDO, LTD. By: --------------------------------------- Title: CAPTIVA II FINANCE LTD. By: --------------------------------------- Title: 53 53 STRATA FUNDING LTD. By: --------------------------------------- Title: VAN KAMPEN SENIOR FLOATING RATE FUND By: --------------------------------------- Title: CONTINENTAL ASSURANCE COMPANY SEPARATE ACCOUNT (E) BY: TCW ASSET MANAGEMENT COMPANY, as Attorney-in-Fact By: --------------------------------------- Title: By: --------------------------------------- Title: AMARA-2 FINANCE LTD. By: --------------------------------------- Title: 54 54 ROYALTON COMPANY BY: PACIFIC INVESTMENT MANAGEMENT COMPANY, as its Investment Advisor By: PIMCO MANAGEMENT INC., a General Partner By: --------------------------------------- Title: FLOATING RATE PORTFOLIO BY: INVESCO SENIOR SECURED MANAGEMENT INC., as attorney in fact By: --------------------------------------- Title: AMARA-1 FINANCE LTD. By: --------------------------------------- Title: KISLAK NATIONAL BANK BY: ING CAPITAL ADVISORS, INC., as Investment Advisor By: --------------------------------------- Title: 55 55 STB DELAWARE FUNDING TRUST I By: --------------------------------------- Title: NORTH AMERICAN SENIOR. FLOATING RATE FUND BY: CYPRESSTREE INVESTMENT MANAGEMENT COMPANY, INC., as Portfolio Manager By: --------------------------------------- Title: CYPRESSTREE INSTITUTIONAL FUND, LLC BY: CYPRESSTREE INVESTMENT MANAGEMENT COMPANY, INC., its Managing Member By: --------------------------------------- Title: CYPRESSTREE INVESTMENT PARTNERS II, LTD. BY: CYPRESSTREE INVESTMENT MANAGEMENT COMPANY, INC., as Portfolio Manager By: --------------------------------------- Title: 56 56 STATE STREET BANK AND TRUST COMPANY, as Trustee for GENERAL MOTORS WELFARE BENEFITS TRUST By: --------------------------------------- Title: CYPRESSTREE INVESTMENT FUND, LLC BY: CYPRESSTREE INVESTMENT MANAGEMENT COMPANY, INC., its Managing Member By: --------------------------------------- Title: KZH HOLDING CORPORATION III (OPPENHEIMER FUND) By: --------------------------------------- Title: KZH HIGHLAND - 2 LLC By: --------------------------------------- Title: KZH IV LLC By: --------------------------------------- Title: 57 57 FIRST UNION NATIONAL BANK By: --------------------------------------- Title: RABOBANK CANADA By: --------------------------------------- Title: CREDIT LYONNAIS CANADA By: --------------------------------------- Title: FIRST DOMINION FUNDING II By: --------------------------------------- Title: LEHMAN COMMERCIAL PAPER INC. By: --------------------------------------- Title: