EXHIBIT 10.23(a) FIRST AMENDMENT TO LOAN AND SECURITY AGREEMENT THIS FIRST AMENDMENT TO LOAN AND SECURITY AGREEMENT ("Amendment"), dated as of the 1st day of June, 1997, made by and between FLEET CAPITAL CORPORATION, a Rhode Island corporation (successor by merger with Fleet Capital Corporation, a Connecticut corporation, which was formerly known as Shawmut Capital Corporation) (the "Lender"), ATLANTIC COAST AIRLINES, a California corporation (the "Borrower"), and ATLANTIC COAST AIRLINES, INC., a Delaware corporation (the "Parent"; the Borrower and the Parent being collectively called the "Loan Parties"); to the Loan and Security Agreement, dated October 12, 1995 (the "Loan Agreement"). All capitalized terms used herein without definition shall have the meanings ascribed to such terms in the Loan Agreement. RECITALS RECITALS RECITALS A. Pursuant to the Loan Agreement, and upon the terms and subject to the conditions contained therein, the Lender has made available to the Borrower a $20,000,000 revolving line of credit evidenced by the Loan Agreement. B. The Industrial Development Authority of Loudoun County, Virginia (the "Issuer") pursuant to an Indenture of Trust, dated of even date herewith ("Indenture"), between the Issuer and FMB Trust Company, National Association, as trustee (the "Bond Trustee"), has agreed to issue $9,425,000 in aggregate principal amount of the Issuer's Variable Rate Demand/Fixed Rate Revenue Bonds (Atlantic Coast Airlines Project) Series 1997 (the "Bonds"). C. Pursuant to a Financing Agreement (the "Bond Loan Agreement"), dated of even date herewith, between the Issuer and the Borrower, the proceeds of the sale of the Bonds will be used by the Borrower for the purpose of financing the cost of construction of a maintenance facility and associated access roadway, vehicle parking and maneuvering areas and aircraft paving aprons on land controlled by the Metropolitan Washington Airports Authority (the "Authority") and forming part of the Washington Dulles International Airport which is leased by the Authority to the Borrower pursuant to a Ground Lease Agreement, dated June 23, 1997 (the "Lease"). 24 D. Pursuant to a Letter of Credit and Reimbursement Agreement, dated of even date herewith (the "Reimbursement Agreement"), among Fleet National Bank (the "Bank"), the Lender and the Borrower, the Borrower has requested the Bank to issue its irrevocable, transferable direct-pay letter of credit in substantially the form of Exhibit A to the Reimbursement Agreement (the "Bond Letter of Credit"), in the original undrawn amount of $9,579,932. E. In order to induce the Bank to issue the Bond Letter of Credit, the Bank has required that the Lender join in the execution of the Reimbursement Agreement and guaranty the reimbursement and other obligations owing by the Borrower to the Bank thereunder. F. The Loan Parties have each requested that the Lender join in the execution of the Reimbursement Agreement and guaranty the reimbursement and other obligations of the Borrower thereunder, and the Lender has agreed to such request, provided, among other things, the Loan Agreement and the other Loan Documents are amended as herein provided. G. To accomplish the foregoing purposes, the parties hereto are mutually desirous of amending the Loan Agreement as set forth herein . STATEMENT OF AGREEMENT NOW, THEREFORE, in consideration of the premises and other good and valuable consideration, the receipt and sufficiency of which are hereby expressly acknowledged, the Loan Parties and the Lender hereby agree as follows: ARTICLE I AMENDMENTS TO LOAN AGREEMENT The Loan Agreement is hereby amended as follows: 1.1 Credit Facility. Section 1, Credit Facility, is amended by adding the following Section 1.4 at --------------- --------------- the end thereof: "1.4. Letters of Credit; Letter of Credit Guaranties. 1.4.1 Issuance of Letters of Credit and Letter of Credit Guaranties. Lender agrees, for so long as no Default or Event of Default exists and subject to the provisions of Section 9 below, to issue its, or cause to be issued its Affiliate's, Letters of Credit and Letter of Credit Guaranties, provided that the aggregate amount of the Letter of Credit Obligations outstanding at any time shall not exceed $10,500,000 and, without the prior written consent of Lender, no Letter of Credit or Letter of Credit Guaranty may have an expiration date that is after the last day of the Original Term or the then applicable Renewal Term. 1.4.2 Reimbursement Obligations. All indebtedness, liabilities or obligations whatsoever arising or incurred in connection with any Letter of Credit or Letter of Credit Guaranty shall be incurred solely as an accommodation to Borrower and for Borrower's account. Borrower shall reimburse Lender for the total amount of all sums paid by Lender under the terms of any Letter of Credit or Letter of Credit Guaranty, any drawing or demand under any Letter of Credit or Letter of Credit Guaranty, or any additional or further liability which may accrue against Lender in connection with a Letter of Credit or Letter of Credit Guaranty, immediately upon the date of payment by Lender (either with the proceeds of a Revolver Loan obtained hereunder or otherwise). If Borrower shall fail to reimburse Lender as provided herein, the unreimbursed amount of such payment by Lender shall bear interest, compounded monthly, at a per annum rate equal to the same rate applicable to the Revolver Loans until such amount is paid in full. The reimbursement obligations of Borrower hereunder shall be absolute and unconditional under all circumstances irrespective of any rights of set-off, counterclaim or defense to payment Borrower may claim or have against Lender, the beneficiary of the Letter of Credit or the Letter of Credit Guaranty drawn upon or any other Person, including, without limitation, (i) any defense based on any failure of Borrower to receive consideration, (ii) the legality, validity, regularity or unenforceability of the Letter of Credit or Letter of Credit Guaranty or any agreement or instrument related thereto, (iii) any amendment or waiver of any consent to departure from the terms of the Letter of Credit or any Letter of Credit Guaranty or any agreement or instrument related thereto, (iv) any statement, draft or other document presented under a Letter of Credit or Letter of Credit Guaranty proving to be forged, fraudulent, invalid or insufficient in any respect, or any statement therein being untrue or inaccurate in any respect whatsoever, except if resulting from Lender's gross negligence in accepting any such forged or fraudulent draft or document, (v) the surrender or impairment of any Collateral, or (vi) the existence of any claim, setoff, defense or other right which Borrower may have against the beneficiary of a Letter of Credit or Letter of Credit Guaranty or any other Person, whether in connection with any of the agreements or documents related thereto or otherwise. 1.4.3 Rights and Remedies. In the event of Borrower's failure to reimburse Lender for the total amount of all sums paid by Lender under the terms of any Letter of Credit or Letter of Credit Guaranty, any drawing or demand under any Letter of Credit or Letter of Credit Guaranty or any additional or further liability which may accrue against Lender in connection therewith, Lender, in addition to its rights under the Code and under this Agreement, shall be fully subrogated to the rights of the issuer of the Letter of Credit under the agreement made with Borrower relating to the issuance of such Letter of Credit, each such agreement being incorporated herein by reference, and Lender shall be entitled to exercise all such rights and remedies thereunder and under law in such regard as fully as if it were the issuer of the Letter of Credit. If any Letter of Credit is drawn upon to discharge any obligation of Borrower to the beneficiary of such Letter of Credit, in whole or in part, Lender shall be fully subrogated to the rights of such beneficiary with respect to the obligation of Borrower to such beneficiary to the extent discharged with the proceeds of such Letter of Credit. 1.4.4 Indemnification. Borrower hereby unconditionally agrees to indemnify Lender and hold Lender harmless from any and all losses, claims or liabilities arising from any transactions or occurrences relating to the Letters of Credit or the Letter of Credit Guaranties issued, established, opened or accepted for Borrower's account, and any drafts or acceptances thereunder, and all Letter of Credit Obligations incurred in connection therewith. This indemnity shall survive the payment in full of all amounts payable to Lender hereunder and the termination of this Agreement. 1.4.5 Termination. In the event that this Agreement is terminated for any reason by either party as herein provided, in addition to Lender's other rights under this Agreement, unless all outstanding Letters of Credit and Letter of Credit Guaranties are terminated or cancelled and Lender and its Affiliates released from all liability thereunder, Lender shall be entitled to pay and discharge all Letter of Credit Obligations with respect to all outstanding Letters of Credit and Letter of Credit Guaranties which are not terminated or cancelled, whether such Letter of Credit Obligations are absolute or contingent, and all sums paid by Lender in connection therewith shall be deemed to have been loaned by Lender to Borrower as a Revolver Loan, shall be secured by all of the Collateral and shall bear interest and be payable at the same rate and in the same manner as Revolver Loans." 1.2 Letter of Credit and Letter of Credit Guaranty Fees. Section 2.2, Fees, is amended by adding the following Sections 2.2.3 and 2.2.4 at the end thereof: "2.2.3. Letter of Credit and Letter of Credit Guaranty Fees. Borrower shall pay the following fees for all Letters of Credit and Letter of Credit Guaranties issued by Lender and its Affiliates pursuant to Section 1.4.1 hereof: (i) Upon issuance of the Bond Letter of Credit and the Bond Letter of Credit Guaranty, fees to Bank in the amounts and on the dates as set forth in Section 2.03 of the Reimbursement Agreement; (ii) Upon issuance of each other Letter of Credit and Letter of Credit Guaranty: Consolidated Adjusted Net Earnings From Operations Per Annum Fee (a) an issuance fee to Lender for the account of both Lender and its Affiliate that issues such other Letter of Credit equal to the greater of (a) $500 or (b) three percent (3%) per annum (or such lesser percentage as Lender shall, in the exercise of its sole discretion, agree in writing at or before the date of issuance) of the undrawn amount of such Letter of Credit, payable in advance upon the issuance of each other Letter of Credit and Letter of Credit Guaranty and on each extension of the stated termination date thereof for so long as such other Letter of Credit and Letter of Credit Guaranty is outstanding; and (b) the reasonable and customary charges from time to time of the issuer of such other Letter of Credit with respect to the issuance, notification, amendment, transfer, administration, cancellation and conversion of, and drawings under, such other Letter of Credit, all of which shall be payable to Lender for the account of such issuer. All issuance fees in connection with each Letter of Credit and Letter of Credit Guaranty as set forth in Sections 2.2.3 (i)(a) and (ii)(a) hereof shall be deemed fully earned upon the issuance of the Letter of Credit and Letter of Credit Guaranty and shall not be subject to rebate or proration upon the termination of this Agreement for any reason. 2.2.4 Interest on Unpaid Fees. Any amount of fees payable by Borrower to Lender that is not paid when due shall bear interest, from the date such amount of fees was due until the date of payment in full, at the rate applicable to the Revolver Loans outstanding, payable upon demand and on the date of payment in full." 1.3 Loan Requests. Section 3.1.1, Loan Requests, is amended by deleting subsection (ii) in its entirety and by substituting in lieu thereof the following: "(ii) Unless payment is otherwise timely made by Borrower, the becoming due of any amount required to be paid under this Agreement or any of the other Loan Documents, or under the Reimbursement Agreement, whether as principal, accrued interest, fees, expenses or other charges, including, without limitation, payments required to be made pursuant to Section 1.4.2 hereof and payments required to be made to Bank pursuant to Section 2.3 of the Reimbursement Agreement, shall be deemed irrevocably to be a request by Borrower for a Revolver Loan on the due date of, and in an aggregate amount required to pay, such principal, accrued interest, fees, expenses or other charges, and the proceeds of each such Revolver Loan may be disbursed by Lender by way of direct payment of the relevant Obligation. Within a reasonable time after the payment by Lender of any expenses or other charges that are not of a routine or administrative nature, Lender shall give Borrower notice thereof and send to Borrower (if available to Lender) any invoice or other supporting documentation for such fee or other charge." 1.4 Cash Collateral Account. Section 3.2, Payments, is amended by adding a new Section 3.2.4, Cash Collateral Account, as follows: "3.2.4 Cash Collateral Account. If at any time the Net Accounts Availability, when added to the amount of funds then on deposit in the Cash Collateral Account, is less than the amount of the Availability Reserve, then Borrower shall immediately pay to Lender, on Lender's demand, an amount equal to the difference to be held by Lender in the Cash Collateral Account as security for the Obligations. If at any time the amount of funds on deposit in the Cash Collateral Account, when added to the Net Accounts Availability at such time, is more than the Availability Reserve, then Lender shall release to Borrower that portion of the funds then on deposit in the Cash Collateral Account equal to such excess, if, and only to the extent that, immediately before and after giving effect to such release, no Default, Event of Default or Overadvance Condition has occurred and continues to exist." 1.5 Term of Agreement. Section 4.1, Term of Agreement, is amended in its entirety to read as ------------------ ------------------ follows: "4.1 Term of Agreement. Subject to Lender's right to cease making Loans to Borrower upon or after the occurrence of any Default or Event of Default, this Agreement shall be in effect from the Closing Date through and including September 30, 2000 (the "Original Term"), and this Agreement shall automatically renew itself for one (1) year periods thereafter (each a "Renewal Term"), unless terminated as provided in Section 4.2 hereof." 1.6 Termination Charges. Section 4.2.4, Termination Charges, is amended in its entirety to read as follows: "4.2.4 Termination Charges. On the effective date of termination of -------------------- this Agreement for any reason, Borrower shall pay to Lender (in addition to the then outstanding principal, accrued interest and other charges owing under the terms of this Agreement and any of the other Loan Documents) as liquidated damages for the loss of the bargain and not as a penalty, an amount equal to the product obtained by multiplying the highest of the Average Monthly Loan Balance during the immediately preceding 12-month period ending with the month immediately preceding the date of such termination, times ----- one percent (1%) if termination occurs at any time during the Original Term on or before September 30, 1998, and one-half of one percent (0.50%) if termination occurs at any time thereafter during the Original Term or during any Renewal Term; provided, however, in the event that Borrower -------- ------- pays any amounts to Lender pursuant to Section 2.7 of this Agreement as a result of a determination by Lender that such payment is required thereunder, Borrower may, within ninety (90) days after Lender's giving Borrower written demand for payment of any such amount, terminate this Agreement without the payment of any termination fee; and provided further in --- -------- ------- the event that the credit rating of Bank as established by Standard and Poor's, Inc. shall at any time while the Bond Letter of Credit is outstanding fall below an "a" rating, and, as a result of such reduced credit rating, the variable interest rate on the Bonds thereafter remarketed by the Remarketing Agent shall be increased, as confirmed by the written certification of the Remarketing Agent delivered to Lender, Borrower may, within one hundred twenty (120) days after the increase of the interest rate on the Bonds remarketed by the Remarketing Agent, terminate this Agreement and the foregoing termination charge shall be one percent (1%) of the Average Monthly Revolver Loan Balance during the immediately preceding 12-month period ending with the month immediately preceding the date of such termination. If termination occurs on the last day of the Original Term or any Renewal Term, no termination charge shall be payable." 1.7 Affirmative Covenants. Section 8.1, Affirmative Covenants, is amended by adding a new Section 8.1.9 at the end thereof as follows: "8.1.9 Completion of Improvements. Cause the construction of the Improvements to be carried on continuously and to complete the Improvements not later than the time required therefor as required by the terms of the Lease. The Improvements will be constructed substantially in accordance with the plans and specifications, all applicable ordinances and statutes and in accordance with the requirements of all regularly constituted authorities having jurisdiction over the same. The Improvements will be constructed entirely on the Realty and will not encroach upon or overhang any easement or right of way, nor upon any land not leased under the Lease, and the Improvements when erected shall be wholly within the building restriction lines, however established, and will not violate applicable use or other restrictions contained in prior conveyances or applicable protective covenants or restrictions. Borrower will promptly correct any structural defect in the Improvements or any departure in any material respect from the plans and specifications not previously approved by Lender. Upon the completion of the construction of all of the Improvements: (i) Borrower shall furnish to Lender an approved written certification of completion from Borrower's architect in the form previously approved by Lender and such architect; (ii) Borrower shall furnish such certificates of public officials, utility companies, and others as Lender may reasonably request certifying that the Improvements located on the Realty is connected to public sewer, public water and public electricity lines; (iii) Borrower shall furnish to Lender a copy of the certificate (or certificates) of occupancy, compliance or completion issued by the governmental authority having jurisdiction over the Realty with respect to all of the Improvements to be constructed upon the Realty; (iv) Borrower shall furnish to Lender for Lender's approval, a current "as-built" survey of the Realty and the Improvements which shall show no matters which would materially and adversely affect the operation of the Improvements as a maintenance facility or materially and adversely affect the value of the Improvements; (v) Borrower shall have fully paid all costs and expenses of the construction and development of the Improvements and Borrower shall furnish to Lender a satisfactory endorsement to Lender's title insurance policy through the date of completion of the Improvements and the payment in full of all costs and expenses of construction in providing coverage against materialman's and mechanics' liens and against matters of survey; and (vi) Borrower shall furnish to Lender certified copies of Borrower's casualty insurance policies with respect to the Improvements located on the Realty, together with loss payable endorsements on Lender's standard form of loss payee endorsement naming Lender as loss payee in accordance with the provisions of this Agreement." 1.8 Specific Financial Covenants. Section 8.3, Specific Financial Covenants, is amended in its entirety to read as follows: "8.3. Specific Financial Covenants. During the term of this Agreement, and thereafter for so long as there are any Obligations to Lender, each Loan Party covenants that, unless otherwise consented to by Lender in writing, it shall comply with the following financial covenants: 8.3.1 Consolidated Adjusted Tangible Net Worth. The Consolidated Adjusted Tangible Net Worth of the Loan Parties shall not be less than the amount shown below as of the date and for the period set forth below: Consolidated Adjusted Date or Period Tangible Net Worth Fiscal quarter ended March 31, $30,000,000 1997 Fiscal quarter ended June 30, 1997 $34,250,000 Fiscal quarter ended September $38,000,000 30, 1997 Fiscal year ended December 31, $39,000,000 1997 Fiscal quarter ended March 31, $36,500,000 1998 Fiscal quarter ended June 30, 1998 $42,750,000 Fiscal quarter ended September $48,750,000 30, 1998 Fiscal year ended December 31, $53,250,000 1998 Fiscal quarter ended March 31, $51,000,000 1999 Fiscal quarter ended June 30, 1999 $56,500,000 Consolidated Adjusted Date or Period Tangible Net Worth Fiscal quarter ended September $63,000,000 30, 1999 Fiscal year ended December 31, $65,000,000 1999 and end of each fiscal quarter of each fiscal year thereafter Provided, however, that the minimum amount of Consolidated Adjusted Tangible Net Worth required to be maintained by the Loan Parties as set forth above shall be reduced to the extent that any of the proceeds of the Subordinated Debt Offering are used contemporaneously from the issuance thereof for the redemption of any Securities of the Parent which are excluded from the definition of a Distribution and therefore permitted to be made by the Loan Parties pursuant to Section 8.2.5 of this Agreement. 8.3.2 Profitability. The Consolidated Adjusted Net Earnings from Operations of the Loan Parties shall not be less than the amount shown below for the period corresponding thereto: Consolidated Adjusted Net Period Earnings From Operations First fiscal quarter ended March $ 700,000 31, 1997 First two fiscal quarters ended $ 5,100,000 June 30, 1997 First three fiscal quarters ended $ 8,750,000 September 30, 1997 Consolidated Adjusted Net Period Earnings From Operations Fiscal year ended December 31, 1997 $10,000,000First fiscal quarter ($ 2,750,000) ended March 31, 1998 and first fiscal quarter ended of each fiscal year thereafter First two fiscal quarters ended $ 3,750,000 June 30, 1998 and the first two fiscal quarters ended of each fiscal year thereafter First three fiscal quarters ended $10,000,000 September 30, 1998 and the first three fiscal quarters ended of each fiscal year thereafter Fiscal year ended December 31, $13,000,000 1998 and each fiscal year thereafter 8.3.3 Consolidated Debt Service Coverage Ratio. The Consolidated Debt Service Coverage Ratio of the Loan Parties shall not be less that the ratio shown below for the period corresponding thereto: Consolidated Debt Service Period Coverage Ratio Fiscal quarter ended March 31, 1997 1.50 to 1.0 First two fiscal quarters ended 1.75 to 1.0 June 30, 1997 First three fiscal quarters ended 2.50 to 1.0 September 30, 1997 Fiscal year ended December 31, 1997 2.50 to 1.0 Consolidated Debt Service Period Coverage RatioFirst fiscal Negative 5.00 to 1.0 --------------- quarter ended March 31, 1998 and the first fiscal quarter of each fiscal year thereafter First two fiscal quarters ended 2.00 to 1.0 June 30, 1998 and the first two fiscal quarters of each fiscal year thereafter First three fiscal quarters ended 2.50 to 1.0 September 30, 1998 and the first three fiscal quarters of each fiscal year thereafter Fiscal year ended December 31, 2.50 to 1.0 1998 and each fiscal year thereafter 8.3.4 Capital Expenditures. The Loan Parties shall not make Capital Expenditures (including, without limitation, by way of capitalized leases) which, in the aggregate exceed the amount shown below for the period corresponding thereto: Period Capital Expenditures Fiscal year ended December 31, 1997 $12,000,000 Fiscal year December 31, 1998 $ 7,000,000 Fiscal year December 31, 1998 and $ 9,500,000 each fiscal year thereafter provided, however, there shall be excluded from the foregoing calculation the aggregate amount of Capital Expenditures made by Borrower with the proceeds of the Bonds; and provided further that any Capital Expenditures permitted to be incurred during the fiscal year ending December 31, 1997 or any subsequent fiscal year and which are not incurred during such fiscal year may be carried over and incurred in the following fiscal year (but not in any subsequent fiscal year). 1.9 Conditions Precedent. Section 9, Conditions Precedent, is amended as follows: (i) Section 9.2, Conditions Precedent to All Revolver Loans, is amended by deleting the first paragraph thereof in its entirety and by substituting in lieu thereof the following: "9.2 Conditions Precedent to All Revolver Loans, Letters of Credit and Letter of Credit Guaranties. Notwithstanding any of the provisions of this Agreement or the other Loan Documents, and without affecting in any manner the rights of Lender under the other sections of this Agreement, it is understood and agreed that Lender will have no obligation to make any Revolver Loan (including the initial Revolver Loan) or issue or cause its Affiliate to issue any Letter of Credit or Letter of Credit Guaranty unless and until, in addition to the conditions set forth in Sections 9.1 and 9.3, each of the following conditions has been and continue to be satisfied:" (ii) Section 9.3, Waiver of Conditions Precedent, is amended by deleting in line 2 the phrase "Sections 9.1 and 9.2 hereof" and by substituting in lieu thereof the phrase "Sections 9.1, 9.2 and 9.4 hereof". (iii) A new Section 9.4, Conditions Precedent to Issuance of Bond Letter of Credit Guaranty, is added as follows: "9.4. Conditions Precedent to Issuance of Bond Letter of Credit Guaranty. Notwithstanding any other provision of this Agreement or the other Loan Documents, and without affecting in any manner the rights of Lender under the other sections of this Agreement, it is understood and agreed that Lender shall have no obligation under Section 1.4 of this Agreement to issue or cause its Affiliate to issue the Bond Letter of Credit or the Bond Letter of Credit Guaranty on the Bond Letter of Credit Closing Date unless and until, in addition to each of the conditions elsewhere set forth in this Section 9, each of the following conditions shall have been satisfied, all in form and substance satisfactory to Lender and its counsel; 9.4.1 Documentation. Lender shall have received the following documents, each to be in form and substance satisfactory to Lender and its counsel: (i) A closing certificate signed by an officer of each of the Loan Parties, dated as of the Bond Letter of Credit Closing Date, stating that (a) the representations and warranties of the Loan Parties set forth in this Agreement and the other Loan Documents are true and correct on and as of such date, (b) each of the Loan Parties is on such date in compliance with all of the terms and provisions set forth in this Agreement and the other Loan Documents, and (c) no Default or Event of Default exists; (ii) Copies of each of the Bond Documents duly executed by the parties thereto; (iii) The Deed of Trust, duly recorded with all fees and taxes thereon, if any, paid; (iv) A policy of title insurance, including, without limitation, revolving credit, variable rate, comprehensive, zoning and last dollar endorsements, issued by a title insurance company satisfactory to Lender, with all premiums thereon paid, insuring that the Deed of Trust constitutes a valid and enforceable first priority Lien upon Borrower's leasehold estate in the Realty encumbered thereby, free and clear of all title defects and encumbrances whatsoever other than Permitted Liens applicable thereto; (v) A foundation survey of the Realty showing no deed, building line, easement or any other property covenant or ordinance violation whatsoever; (vi) A phase 1 environmental site assessment relating to the Realty, together with a reliance letter addressed to Lender allowing Lender to rely on such assessment; (viii) UCC financing statements, duly executed by Borrower and filed in all jurisdictions necessary or appropriate to perfect the Lien of Lender in the personal property encumbered by the Deed of Trust; (ix) A certificate of the Secretary of Borrower, certifying (i) that attached thereto is a true and complete copy of the resolutions adopted by the board of directors of Borrower authorizing the execution, delivery and performance of the First Amendment to this Agreement and the other Loan Documents executed in connection therewith, and the consummation of the transactions contemplated by the Bond Documents, and (ii) as to the incumbency and genuineness of the signatures of each officer of Borrower executing the First Amendment to this Agreement and the other Loan Documents contemplated thereby; (x) A certificate of the Secretary of Parent, certifying (i) that attached thereto is a true and complete copy of the resolutions adopted by the board of directors of Parent authorizing the execution, delivery and performance of the First Amendment to this Agreement and the other Loan Documents executed in connection therewith, and the consummation of the transactions contemplated by the Bond Documents, and (ii) as to the incumbency and genuineness of the signatures of each officer of Parent executing the First Amendment to this Agreement and the other Loan Documents contemplated thereby; (xi) Receipt by Lender of an opinion of counsel to the Loan Parties; and (xii) Such other instruments, documents, certificates, opinions or assurances as Lender or its counsel may reasonably request in connection with the issuance of the Bond Letter of Credit Guaranty or to evidence or confirm compliance by Borrower with the conditions of this Agreement." 1.10 Events of Default. Section 10, Events of Default, Rights and Remedies on Default, is amended as follows: (i) Section 10.1.1, Payment of Loans, is amended in its entirety to read as follows: "10.1.1 Payment of Loans and Amounts for Cash Collateral Account. Borrower shall fail to make any payment of principal, interest or premium, if any, owing on the Loans, or any amounts to be paid into the Cash Collateral Account pursuant to Section 3.2.4 hereof, within two (2) Business Days of the due date thereof (whether due at stated maturity, on demand, upon acceleration or otherwise)." (ii) A new Section 10.1.19, Reimbursement Agreement, is added at the end of Section 10.1 as ------------------------ follows: "10.1.19 Default Under Reimbursement Agreement. There shall occur any "Event of Default" under the Reimbursement Agreement as such term is defined in Section 6.01 thereof." (iii) Section 10.3, Other Remedies, is amended by adding the following Section 10.3.6 at the end thereof: "10.3.6 Upon the occurrence and during the continuance of an Event of Default, Lender may also, at its option, with respect to the face amount of all Letters of Credit and Letter of Credit Guaranties then outstanding, require Borrower to deposit with Lender funds equal to such undrawn face amount, and if Borrower fails promptly to make such deposit, Lender may advance such amount as a Revolver Loan. Any such deposit or advance shall be held by Lender in the Cash Collateral Account as a reserve to fund future payments on the outstanding Letters of Credit or Letter of Credit Guaranties. At such time as all Letters of Credit and Letter of Credit Guaranties have expired or have been cancelled or terminated, any amounts remaining in the Cash Collateral Account shall be applied against any outstanding Obligations, or, to the extent all Obligations have been indefeasibly paid in full, returned to Borrower." 1.11 Notices. Section 11.8 is modified as follows: (i) In line three thereof, the phrase "or by facsimile" is deleted; and (ii) All notices to the Borrower and the Parent shall be sent in the manner set forth in Section 11.8 as modified hereby and addressed as follows: If to Borrower: Atlantic Coast Airlines 515-A Shaw Road Sterling, Virginia 20166 Attention: Director of Treasury Management If to Parent: Atlantic Coast Airlines, Inc 515-A Shaw Road Sterling, Virginia 20166 Attention: Senior Vice President and General Counsel With a copy to: Hazel & Thomas 3110 Fairview Park Drive Suite 1400 Falls Church, Virginia 22042 Attention: Carol C. Honigberg, Esq. 1.12 Indemnity by Lender. A new Section 11.15, Indemnity by Lender, is added as follows: "11.15 Indemnity by Lender. Lender hereby agrees to indemnify Borrower against any liability, loss, damage or expense which Borrower may suffer or occur as a result of Lender's breach of any of its warranties and representations set forth in Section 4.02 of the Reimbursement Agreement or Lender's failure to comply with any of the covenants set forth in Section 5.03 of the Reimbursement Agreement and Bank's exercise of its rights under Section 6.02 of the Reimbursement Agreement as a result thereof." 1.13 Definitions. Appendix A, General Definitions, is amended as follows: (i) The following definitions are amended in their entirety: "Availability Reserve - On any date of determination thereof, an amount equal to the sum of (i) any amounts of past due rent or other charges (other than project rental as specified in the Lease) owing at such time by Borrower to the Authority under the Lease; (ii) any amounts which Borrower is obligated to pay pursuant to the provisions of the Loan Documents but does not pay when due and which Lender elects to pay pursuant to any of the Loan Documents for the account of Borrower; (iii) the estimated cost of services ordered by Borrower from United under the United Express Emergency Response Agreement; (iv) the Fixed Bond Letter of Credit Guaranty Reserve at such date; (v) the Increasing Bond Letter of Credit Guaranty Reserve at such date; (vi) the amount of all Letter of Credit Obligations outstanding at such date except for those with respect to the Bond Letter of Credit and the Bond Letter of Credit Guaranty; and (vii) such reserves established by Lender in such amounts, and with respect to such matters, events, conditions or contingencies as to which Lender, in its credit judgment based upon its usual and customary credit and collateral considerations, determines reserves should be established from time to time, including, without limitation, with respect to (1) improper billings, other billing and settlement errors which occur from time to time under the ACH Procedures Manual, and (2) other sums chargeable against Borrower's Loan Account as Revolver Loans under any section of the Agreement. Average Monthly Loan Balance - the amount obtained by adding the aggregate unpaid balance of all Loans and Letter of Credit Obligations outstanding at the end of each day during the month in question and by dividing that sum by the number of days in such month. Bank - Fleet National Bank, and its successors and assigns. Borrowing Base - as at any date of determination thereof, an amount equal to the lesser of: (i) the amount of the Revolver Loan Facility less the amount of the Letter of Credit Obligations outstanding at such date; or (ii) the sum of: (a) the Accounts Borrowing Base at such date; MINUS (b) the Availability Reserve at such date. Consolidated Debt Service Coverage Ratio - with respect to any Person for any period of determination, the ratio of (i) Consolidated Cash Flow for such period to (ii) payments of Indebtedness for Money Borrowed required to be paid by such Person during such period; provided, however, payments made on the $11,000,000 Indebtedness for Money Borrowed owed to Bombardier Air for the funding of a deposit for the acquisition of CRJ regional jet aircraft, to the extent made from the proceeds of the Subordinated Debt Offering, shall not be deemed a payment by the Loan Parties of Indebtedness for Money Borrowed and shall be excluded from the foregoing calculation. Security Documents - the Deed of Trust, each Guaranty Agreement, and all other instruments and agreements now or at any time hereafter securing the whole or any part of the Obligations." (ii) The following definitions are added in the appropriate alphabetical sequence: Accounts Borrowing Base - at any date of determination thereof, an amount equal to sixty-five percent (65%) of the net amount of Eligible Accounts outstanding at such date. For the purposes of calculating the Accounts Borrowing Base, the net amount of Eligible Accounts at any time shall be the face amount of such Eligible Accounts less any and all returns, rebates, discounts (which may, at Lender's option, be calculated on shortest terms), sales taxes, credits, allowances or excise taxes of any nature at any time issued, owing, claimed by Account Debtors, granted, outstanding or payable in connection with such Accounts at such time (including current amounts owing by Borrower to United under the United Express Agreements). Available Amount - as such term is defined in the Reimbursement Agreement. Average Monthly Revolver Loan Balance - the amount obtained by adding the aggregate unpaid balance of all Loans and all Letter of Credit Obligations except for the Letter of Credit Obligations arising under the Bond Letter of Credit Guaranty, in each case which are outstanding at the end of each day during the month in question and by dividing that sum by the number of days in such month. Bond Documents - collectively, the Bond Loan Agreement, the Bonds, the Indenture, the Reimbursement Agreement, and all guaranties, agreements, opinions, certificates or assurances executed in connection therewith. Bond Letter of Credit - as defined in the Recitals contained in the First Amendment to the Agreement. Bond Letter of Credit Guaranty - the guaranty by Lender of the reimbursement and other obligations owing by Borrower to Bank in respect of the Bond Letter of Credit as set forth in the Reimbursement Agreement. Bond Letter of Credit Closing Date - the date on which all of the conditions set forth in Section 9.4 of the Agreement are satisfied and Lender issues the Bond Letter of Credit Guaranty in favor of Bank. Bond Loan Agreement - as defined in the Recitals contained in the First Amendment to the Agreement. Bonds - as defined in the Recitals contained in the First Amendment to the Agreement. Cash Collateral - cash deposited with Lender in accordance with the Agreement as security for the Letter of Credit Obligations to the extent provided in the Agreement. Cash Collateral Account - an interest-bearing account established by Lender on its books and to which Lender shall credit all Cash Collateral deposited with Lender in accordance with the Agreement. Deed of Trust - the Credit Line Leasehold Deed of Trust and Security Agreement executed by Borrower on or about the Bond Letter of Credit Closing Date in favor of the trustees named therein for the benefit of Lender, as it may be amended, modified, supplemented or restated from time to time, by which Borrower has granted and conveyed to the trustees for the benefit of Lender, as security for the Obligations, Liens upon Borrower's leasehold estate in the Realty leased by Borrower from the Authority pursuant to the Lease. Fixed Bond Letter of Credit Guaranty Reserve - for so long as the Bond Letter of Credit and the Bond Letter of Credit Guaranty is outstanding, a reserve established by Lender in the amount of $4,479,932, or such lesser amount as Lender, in the exercise of its sole and unfettered discretion, may establish from time to time. Improvements - the construction of a maintenance facility and associated access roadway, vehicle parking and maneuvering areas and aircraft paving aprons on the Realty. Increasing Bond Letter of Credit Guaranty Reserve - for so long as the Bond Letter of Credit and the Bond Letter of Credit Guaranty is outstanding, a reserve established by Lender which shall on the Bond Letter of Credit Closing Date be equal to zero, but shall thereafter increase on the first day of each month, commencing on the first day of the month following the Bond Letter of Credit Closing Date, by an amount equal to $53,750, and shall thereafter decrease by the amount of any Voluntary Redemptions of the Bonds, but in no event shall the amount of the Increasing Bond Letter of Credit Guaranty Reserve be less than zero nor, when added to the amount of the Fixed Bond Letter of Credit Guaranty Reserve, exceed the Available Amount. Indenture - as defined in the Recitals contained in the First Amendment to the Agreement. Issuer - as defined in the Recitals contained in the First Amendment to the Agreement. Lease - as defined in the Recitals contained in the First Amendment to the Agreement. Letter of Credit - the Bond Letter of Credit and any other letter of credit issued by any of Lender's Affiliates for the account of Borrower. Letter of Credit Guaranty - the Bond Letter of Credit Guaranty and any other guaranty issued by Lender for the account of Borrower by which Lender shall guarantee the payment by Borrower of its reimbursement obligations under a Letter of Credit. Letter of Credit Obligations - that portion of the Obligations constituting Borrower's obligation to reimburse Lender for all amounts paid by Lender under or with respect to a Letter of Credit Guaranty. Net Accounts Availability - at any date of the determination thereof, the sum of (i) the Accounts Borrowing Base, less (ii) the aggregate amount of the Loans and the Letter of Credit Obligations outstanding at such date except for those with respect to the Bond Letter of Credit and the Bond Letter of Credit Guaranty. Realty - the tract or parcels of real property leased by Borrower from the Authority pursuant to the Lease, together with the Improvements and the fixtures attached thereto. Reimbursement Agreement - as defined in the Recitals contained in the First Amendment to the Agreement. Remarketing Agent - shall have the meaning ascribed to such term in the Indenture. Subordinated Debt Offering - the $50,000,000 aggregate principal amount ($57,500,000 aggregate principal amount if the initial purchasers' over-allotment option is exercised) of the Parent's Convertible Subordinated Notes, payable in semi-annual interest payments and with a final maturity date of July 1, 2004, and subordinated in right of payment to certain of the Parent's senior indebtedness as more particularly described in the indenture under which the notes are issued, which are expected to be issued by the Parent by August 31, 1997. Voluntary Redemptions - optional redemptions of the Bonds made by Borrower pursuant to Sections 3.1(g) and (h) of the Indenture." ARTICLE II REPRESENTATIONS AND WARRANTIES The Loan Parties each hereby represents and warrants to the Lender that: 2.1 Compliance with the Loan Agreement and Other Loan Documents. As of the execution of this Amendment, each of the Loan Parties is in compliance with all of the terms and provisions set forth in the Loan Agreement and in the other Loan Documents to be observed or performed by each of the Loan Parties, except where the failure of the Loan Parties to comply has been waived in writing by the Lender. 2.2. Representations in Loan Agreement and other Loan Documents. The representations and warranties of the Loan Parties set forth in the Loan Agreement and the other Loan Documents are true and correct in all material respects except for changes in the nature of a Loan Party's business or operations that would render the information in any exhibit attached to the Loan Agreement either inaccurate, incomplete or misleading, so long as the Lender has consented to such changes or such changes are not expressly prohibited by the Loan Agreement. 2.3. No Event of Default. No Default or Event of Default exists. ARTICLE III MODIFICATION OF LOAN DOCUMENTS; ACKNOWLEDGMENT OF OBLIGATIONS 3.1 Modification of Loan Document The Loan Agreement and each of the other Loan Documents are amended to provide that any reference to the Loan Agreement in the Loan Agreement or any of the other Loan Documents shall mean the Loan Agreement as amended by this Amendment, and as it is further amended, restated, supplemented or modified from time to time. The provisions of that certain letter from the Lender to the Borrower, dated June 13, 1997, are deemed superseded and replaced by this Amendment and are of no further force and effect. 3.2. Acknowledgments by the Loan Parties. To induce the Lender to enter into this Amendment, each Loan Party acknowledges and agrees with the Lender that as of June 1, 1997, the aggregate principal balance owing on the Revolving Loans outstanding under the Loan Agreement was in the sum of zero, and the aggregate amount of Letters of Credit and Letter of Credit Guaranties outstanding was in the sum of $531,000 and that all such Obligations outstanding are owed to the Lender without any offset, deduction, defense or counterclaim of any nature in favor of either Loan Party. ARTICLE IV GENERAL 4.1. Full Force and Effect. As expressly amended hereby, the Loan Agreement shall continue in full force and effect in accordance with the provisions thereof. As used in the Loan Agreement, "hereinafter", "hereto", "hereof" or words of similar import, shall, unless the context otherwise requires, mean the Loan Agreement as amended by this Amendment. 4.2 Applicable Law. This Amendment shall be governed by and construed in accordance with the internal laws and judicial decisions of the State of North Carolina. 4.3 Counterparts. This Amendment may be executed in one or more counterparts, each of which shall constitute an original, but all of which when taken together shall constitute but one and the same instrument. 4.4 Expenses. The Borrower shall reimburse the Lender for all reasonable fees and expenses (legal or otherwise) incurred by the Lender in connection with the preparation, negotiation, execution and delivery of this Amendment and all other agreements and documents referred to herein or contemplated hereby. 4.5. Headings. The headings in this Amendment are for the purpose of reference only and shall not affect the construction of this Amendment. 4.6 Waiver of Jury Trial. TO THE FULLEST EXTENT PERMITTED BY APPLICABLE LAW, THE LOAN PARTIES AND THE LENDER EACH WAIVES THE RIGHT TO TRIAL BY JURY IN ANY ACTION, SUIT, PROCEEDING OR COUNTERCLAIM OF ANY KIND ARISING OUT OF OR RELATED TO THIS AMENDMENT, THE LOAN AGREEMENT OR THE OTHER LOAN DOCUMENTS OR THE TRANSACTIONS RELATED HERETO OR THERETO. IN WITNESS WHEREOF, the parties hereto have caused this Amendment to be executed and delivered on the date first above written. Borrower: ATLANTIC COAST AIRLINES By:________________________________________ Title:__________________________________ ATTEST: - ---------------------------- _________ - Secretary [CORPORATE SEAL] Parent: ATLANTIC COAST AIRLINES, INC. By:________________________________________ Title:__________________________________ ATTEST: - ---------------------------- _________ - Secretary [CORPORATE SEAL] Accepted in Charlotte, North Carolina Lender: FLEET CAPITAL CORPORATION By:_______________________________________ Title:___________________________________