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                                   AMENDMENT NO. 1

                               Dated December 17, 1997

                                       To The 

                         TAX INDEMNIFICATION AGREEMENT NO. 2

                               Dated December 30, 1985


                                       Between

                                  OWNER PARTICIPANT

                                         And

                             OGLETHORPE POWER CORPORATION
                        (AN ELECTRIC MEMBERSHIP CORPORATION),
                                        Lessee

                                 -------------------


                  Undivided Interest in Plant Robert W. Scherer Unit
                No. 2 818 MW (nameplate capacity) Coal-Fired Electric
                                   Generating Unit
                          Located in Monroe County, Georgia


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                AMENDMENT NO. 1 TO TAX INDEMNIFICATION AGREEMENT NO. 2



         AMENDMENT NO. 1 TO THE TAX INDEMNIFICATION AGREEMENT NO. 2, dated 
December 17, 1997, between DFO PARTNERSHIP, a New York general partnership, 
as successor in interest to Ford Motor Credit Company (the "Owner 
Participant"), the beneficiary under a Trust Agreement dated December 30, 
1985, as amended and supplemented, with NATIONSBANK, N.A. a national banking 
association and successor by merger to The Citizens and Southern National 
Bank, acting through its agent THE BANK OF NEW YORK, a state banking 
corporation organized under the laws of the State of New York, not in its 
individual capacity but solely as Owner Trustee (the "Lessor"), and 
OGLETHORPE POWER CORPORATION (AN ELECTRIC MEMBERSHIP CORPORATION), an 
electric membership corporation organized and operating under the laws of the 
State of Georgia and formerly known as Oglethorpe Power Corporation (An 
Electric Membership Generation and Transmission Corporation) (the "Lessee").  
Capitalized terms not otherwise defined herein shall have the respective 
meanings specified in Appendix A to the Participation Agreement dated 
December 30, 1985 among Lessee, Owner Trustee, Indenture Trustee, Loan 
Participant and Owner Participant, as modified, amended or supplemented 
pursuant to the terms thereof.

                                 W I T N E S S E T H:


         WHEREAS, pursuant to the Deed and Bill of Sale, Lessee set over, 
sold and delivered all of its right, title and interest in and to the 
Undivided Interest to the Lessor as of the Closing Date; 

         WHEREAS, immediately subsequent to the purchase of the Undivided 
Interest, Lessor and Lessee executed the Lease pursuant to which Lessor 
agreed to lease to the Lessee and the Lessee agreed to lease from the Lessor 
the Undivided Interest;

         WHEREAS, in connection with the transactions consummated as of the 
Closing Date, Owner Participant and Lessee entered into the Tax 
Indemnification Agreement setting forth each of their respective rights and 
obligations as to certain tax matters;

         WHEREAS, it is contemplated that, on the 1997 Refinancing Date, the 
Lessor will be issuing the Series 1997 Refunding Lessor Note , the proceeds 
of which will be used to repay the Refunding Lessor Note in full;

                                          1



         WHEREAS, the parties hereto desire to amend the terms of the Tax 
Indemnification Agreement to reflect their agreement as to various tax 
matters relating to the transactions being effected on the 1997 Refinancing 
Date;

         NOW, THEREFORE, in consideration of the premises and other good and 
valuable consideration, receipt of which is hereby acknowledged, the parties 
hereto agree that:

         1.  Section 1.1(e) of the Tax Indemnification Agreement shall be 
amended in its entirety to read as follows:

    "The Secured Note, the Refunding Lessor Note and the Series 1997
    Refunding Lessor Note (collectively, the "Lease Notes") will bear
    interest pursuant to their terms and at the rates applicable from time
    to time, and will be amortized by certain payments of principal and
    interest as provided by the terms of the Lease Notes.  The
    indebtedness evidenced by the Lease Notes will constitute loans made
    to Lessor; all amounts paid as interest with respect thereto (the
    "Interest Deductions") will be deductible, when paid or accrued,
    pursuant to Section 163 of the Code and the Regulations promulgated
    thereunder, in accordance with the method of tax accounting on the
    basis of which Owner Participant regularly computes its income; and
    Owner Participant, as owner of the Owner Trust, will be entitled to
    take the Interest Deductions into account in computing the Federal
    income tax liability of its members."

         2.  Section 1.1(g) of the Tax Indemnification Agreement shall be 
amended in its entirety to read as follows:

    "Owner Participant's (or, as appropriate, the Owner Participant's
    partners) effective marginal rate of Federal income tax (without
    giving effect to any credits against such tax) from the Closing Date
    through and including December 31, 1986 was 46%; from January 1, 1987
    through and including December 31, 1987 was 39.950685%; from January
    1, 1988 through and including December 31, 1992 was 34%; and from and
    after January 1, 1993 was 35%."

         3.  Section 1.1(h) of the Tax Indemnification Agreement shall be 
amended by the deletion of "Basic Term" and the substitution, in lieu 
thereof, of the following:

    "Basic Term and will be entitled to deductions for amortization of the
    1997 Refinancing Transaction 

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    Expenses on a straight-line basis over the period of the Series 1997
    Refunding Lessor Note ."

         4.  Section 1.1(j) of the Tax Indemnification Agreement shall be 
amended by the deletion of the concluding period and the substitution, in 
lieu thereof, of:

    "(in arrears, as provided in section F of Schedule I to the
    Participation Agreement, as in effect from time to time)."

         5.  Section 1.1(o) shall be added to the Tax Indemnification 
Agreement, reading in its entirety as set forth below:

         "(o) Owner Participant, as owner of the Owner Trust, will be
    allowed a current deduction in the taxable year of the Owner
    Participant that includes the 1997 Refinancing Date in an amount equal
    to the excess of the prepayment price of the Refunding Lessor Note (it
    being understood that the prepayment price does not include any
    interest accrued through and including the 1997 Refinancing Date) over
    the unpaid principal of the Refunding Lessor Note, in each case as of
    the 1997 Refinancing Date (the "Premium Deduction"); and interest on
    the Refunding Lessor Note will cease to accrue on the 1997 Refinancing
    Date and interest on the Series 1997 Refunding Lessor Note will begin
    to accrue on the 1997 Refinancing Date."

         6.  Section 1.2(e) shall be amended by the deletion of "Secured Notes"
and the substitution, in lieu thereof, of "Lease Notes".

         7.  Section 1.2(i) shall be added to the Tax Indemnification
Agreement, reading in its entirety as set forth below:

         "(i) Assuming that the Owner Participant is properly treated as
    the owner of the Undivided Interest and the obligor under the Lease
    Notes for Federal income tax purposes, the Owner Participant will be
    entitled to the Premium Deduction."

         8.  Sections 3.2(a), 6(a), 6(b), 6(g) and 6(k) of the Tax 
Indemnification Agreement shall each be amended by the deletion of "ACRS 
Deductions, the Interest Deductions or the Amortization Deductions" and the 
substitution, in lieu thereof, of "ACRS Deductions, the Interest Deductions, 
the Premium Deduction or the Amortization Deductions"; Section 1.1(i) of the 
Tax Indemnification Agreement shall be amended by the deletion of 

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"ACRS Deductions, the Interest Deductions and the Amortization Deductions" 
and the substitution, in lieu thereof, of "ACRS Deductions, the Interest 
Deductions, the Premium Deduction and the Amortization Deductions"; and 
Section 1.2 (e) of the Tax Indemnification Agreement shall be amended by the 
deletion of "ACRS Deductions, the Interest Deductions, the Amortization 
Deductions" and the substitution, in lieu thereof, of "ACRS Deductions, the 
Interest Deductions, the Premium Deduction, the Amortization Deductions".

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         IN WITNESS WHEREOF, Owner Participant and Lessee have caused this 
Amendment No. 1 to the Tax Indemnification Agreement No. 2 to be duly 
executed by their respective officers thereunto duly authorized as of the 
date set forth above.

                                  OGLETHORPE POWER CORPORATION
                                  (AN ELECTRIC MEMBERSHIP
                                  CORPORATION)



                                  By: /s/ T.D. Kilgore
                                       -------------------------------
                                      Name: T.D. Kilgore
                                      Title: President and Chief Executive 
                                             Officer



                                  DFO PARTNERSHIP



                                  By: /s/ Steven M. Jacobs
                                      -------------------------------
                                      Name: Steven M. Jacobs
                                      Title: Vice President




         Pursuant to Section 11.3 of Participation Agreement No. 2, the
undersigned hereby executes this Amendment No. 1 to the Tax Indemnification
Agreement No. 2.


                                  UNITED STATES OF AMERICA,
                                  acting through the
                                  Administrator of the RURAL
                                  UTILITIES SERVICE



                                  By: /s/ Thomas L. Eddy
                                      -------------------------------
                                      Name: Thomas L. Eddy
                                      Title: Director, Power Supply Division




                   EXPLANATORY STATEMENT TO AMENDMENT NO. 1
                    TO TAX INDEMNIFICATION AGREEMENT NO. 2


         Except as described below, the following agreements are 
substantially similar in all material respects to Amendment No. 1 to the Tax 
Indemnification Agreement No. 2, dated December 17, 1997, between DFO 
Partnership, as assignee of Ford Motor Credit Company, and Oglethorpe Power 
Corporation (An Electric Membership Corporation) ("Tax Indemnification 
Agreement No. 2"):

1.       Amendment No. 1 to the Tax Indemnification Agreement No. 1, dated 
         December 17, 1997, between IBM Credit Financing Corporation and 
         Oglethorpe Power Corporation (An Electric Membership Corporation) ("Tax
         Indemnification Agreement No. 1");

2.       Amendment No. 1 to the Tax Indemnification Agreement No. 3, dated 
         December 17, 1997, between Chrysler Financial Corporation and 
         Oglethorpe Power Corporation (An Electric Membership Corporation) ("Tax
         Indemnification Agreement No. 3"); and

3.       Amendment No. 1 to the Tax Indemnification Agreement No. 4, dated 
         December 17, 1997, between HEI Investment Corp. and Oglethorpe Power 
         Corporation (An Electric Membership Corporation) ("Tax Indemnification
         Agreement No. 4").