SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended: December 31, 1998 Commission File number: 33-55860 STRUCTURED PRODUCTS CORP., on behalf of TIERS Corporate Bond-Backed Certificates Trust IBM 1997 TIERS Corporate Bond-Backed Certificates Trust BLS 1997-6 TIERS Corporate Bond-Backed Certificates Trust APA 1997-8 TIERS Corporate Bond-Backed Certificates Trust JPM 1998-2 TIERS TENS Certificates Trust LTR 1998-4 TIERS Corporate Bond-Backed Certificates Trust MOT 1998-5 TIERS Corporate Bond-Backed Certificates Trust C 1998-6 (Exact name of registrant as specified in its charter) Delaware 13-3692801 (State or other jurisdiction (I.R.S. employer of incorporation) identification no.) Room 33-130, 33rd Floor, Seven World Trade Center, New York, New York 10048 (Address of principal executive offices) (Zip code) Registrant's telephone number, including area code : (212)783-6645 Securities registered pursuant to Section 12(b) of the Act: TIERS Corporate Bond-Backed Certificates, Series IBM 1997-4 TIERS Corporate Bond-Backed Certificates, Series BLS 1997-6 TIERS Corporate Bond-Backed Certificates, Series APA 1997-8 TIERS Corporate Bond-Backed Certificates, Series JPM 1998-2 TIERS TENS Certificates, Series LTR 1998-4 TIERS Corporate Bond-Backed Certificates, Series MOT 1998-5 TIERS Corporate Bond-Backed Certificates, Series C 1998-6 Securities registered pursuant to Section 12(g) of the Act: None Indicate by check mark whether the Registrant has (1) filed all reports required to be filed by section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the Registrant was required to have filed such reports) and (2) has been subject tosuch filing requirements for the past 90 days. Yes ___ No __ State the aggregate market value of the voting stock held by non-affiliates of the registrant. The Registrant has no voting stock or class of common stock outstanding as of the date of this report. INTRODUCTORY NOTE Structured Products Corp. (the "Depositor") is the Depositor under the Base Trust Agreements as supplemented by the Series Supplements listed below by and between the Depositor and U.S. Bank Trust National Association, formerly First Trust of New York, National Association, as Trustee (the "Trustee"), providing for the issuance of the TIERS Certificates listed below (the "Certificates") and is the depositor for the Certificates (the "Registrant') The Certificates do not represent obligations of or interests in the Depositor or the Trustee. Pursuant to staff administrative positions established in various no-action letters, see e.g. CORPORATE ASSET BACKED CORPORATION ("CABCO") (available August 9, 1995); LEHMAN STRUCTURED ASSETS, INC. (available December 8, 1994), the Depositor is not required to respond to various items of From 10-K. Such items are designated herein as "Not applicable." GOVERNING DOCUMENTS CERTIFICATES ISSUED THEREUNDER Base Trust Agreement and Series IBM TIERS Corporate Bond-Backed 1997-4 Supplement dated as of June Certificates, Series IBM 1997-4 16, 1997 Base Trust Agreement and Series BLS TIERS Corporate Bond-Backed 1997-6 Supplement dated as of July Certificates, Series BLS 1997-6 7, 1997 Base Trust Agreement and Series APA TIERS Corporate Bond-Backed 1997-8 Supplement dated as of Certificates, Series APA 1997-8 September 15, 1997 Base Trust Agreement and Series JPM TIERS Corporate Bond-Backed 1998-2 Supplement dated as of April Certificates, Series JPM 1998-2 1, 1998 Base Trust Agreement and Series LTR TIERS TENS Certificates, Series 1998-4 Supplement dated as of May LTR 1998-4 18, 1998 Base Trust Agreement and Series MOT TIERS Corporate Bond-Backed 1998-5 Supplement dated as of May Certificates, Series MOT 1998-5 19, 1998 Base Trust Agreement and Series C TIERS Corporate Bond-Backed 1998-6 Supplement dated as of May Certificates , Series C 1998-6 21, 1998 2 PART I ITEM 1. BUSINESS Not Applicable ITEM 2. PROPERTIES Not Applicable ITEM 3. LEGAL PROCEEDINGS Not Applicable ITEM 4. SUBMISSION OF MATTERS TO A VOTE OF SECURITY HOLDERS Not Applicable ITEM 5. MARKET FOR REGISTRANT'S COMMON EQUITY AND RELATED STOCKHOLDER MATTERS The Certificates representing investors' interest in the Trusts are represented by one or more physical Certificates registered in the name of "Cede& Co., the nominee of The Depository Trust Company. To the best knowledge of the registrant, there is no established public trading market for the Certificates. ITEM 6. SELECTED FINANCIAL DATA Not Applicable ITEM 7. MANAGEMENT'S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS Not Applicable ITEM 8. FINANCIAL STATEMENTS AND SUPPLEMENTARY DATA Not Applicable ITEM 9. CHANGES IN AND DISAGREEMENTS WITH ACCOUNTANTS ON ACCOUNTING AND FINANCIAL DISCLOSURE Not Applicable ITEM 10. DIRECTORS AND EXECUTIVE OFFICERS OF THE REGISTRANT Not Applicable ITEM 11. EXECUTIVE COMPENSATION Not Applicable 3 PART II ITEM 12. SECURITY OWNERSHIP OF CERTAIN BENEFICIAL OWNERS AND MANAGEMENT (a) Not Available (b) Not Applicable (c) Not Applicable ITEM 13. CERTAIN RELATIONSHIPS AND RELATED TRANSACTIONS None PART IV ITEM 14. EXHIBITS, FINANCIAL SCHEDULES AND REPORTS ON FORM 8-K (a)(i) The following documents are also filed as part of this Report: i) Report of Aston Bell & Associates concerning TIERS Corporate Bond-Backed Certificates Trust IBM 1997-4 ii) Report of Aston Bell & Associates concerning TIERS Corporate Bond-Backed Certificates Trust BLS 1997-6 iii) Report of Aston Bell & Associates concerning TIERS Corporate Bond-Backed Certificates Trust APA 1997-8 No Payments were made or required to be made with respect to TIERS Corporate Bond-Backed Certificates Trust JPM 1998-2, TIERS TENS Certificates Trust LTR 1998-4, TIERS Corporate Bond-Backed Certificates Trust MOT 1998-5, and TIERS Corporate Bond-Backed Certificates Trust C 1998-6 during the period from June 30, 1997 through June 30, 1998. Thus no accountant's report is required. (b) None (c) See item 14(a) (3) above 4 SIGNATURES Pursuant to the requirements of Section 13 or 15(d) of the the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. Structured Products Corp.,as depositor for the Trusts (the "Registrant") By: By:/S/ TIMOTHY P. BEAULAC ------------------------- Name: Timothy P. Beaulac Title: President Dated as of: December 31, 1998 5 EXHIBIT INDEX EXHIBIT PAGE 1. Auditor's Report concerning TIERS Corporate Bond-Backed Certificates Trust IBM 1997-4 1-6 2. Auditor's Report concerning TIERS Corporate Bond-Backed Certificates Trust BLS 1997-6 1-6 3. Auditor's Report concerning TIERS Corporate Bond-Backed Certificates Trust APA 1997-8 1-6