EXHIBIT (h)(20)(c)

                  FOURTH AMENDMENT TO PARTICIPATION AGREEMENT

   This Fourth AMENDMENT TO PARTICIPATION AGREEMENT dated as of February 1,
2008, by and among VANGUARD VARIABLE INSURANCE FUND, THE VANGUARD GROUP, INC.,
VANGUARD MARKETING CORPORATION and AMERICAN GENERAL LIFE INSURANCE COMPANY.

                                  WITNESSETH:

   WHEREAS, the parties hereto have entered into a Participation Agreement
dated as of October 2, 2000, as amended (the "Participation Agreement"),
pursuant to which the Sponsor has agreed to make shares of the Fund available
for purchase and redemption by certain Accounts of the Company in connection
with the Company's Variable Insurance products; and

   WHEREAS, the parties desire to modify the Participation Agreement in certain
respects;

   NOW, THEREFORE, in consideration of the mutual covenants contained herein,
the parties hereto, intending to be legally bound, hereby agree as follows:

1. Defined Terms. Unless otherwise defined herein, capitalized terms in this
Fourth Amendment shall have the meanings assigned in the Participation
Agreement.

2. Amendment of Participation Agreement. The Participation Agreement is hereby
amended by replacing Schedule A to the Participation Agreement with Schedule A
attached to this Fourth Amendment.

3. No Other Modifications. Except as specifically modified hereby, the
Participation Agreement remains in full force and effect.

   IN WITNESS WHEREOF, the parties hereto have caused this Fourth Amendment to
be executed on their behalf by their duly authorized officers as of the day and
year first above written.



VANGUARD VARIABLE INSURANCE FUND

By:
       -------------------------------
Name:
       -------------------------------
Title:
       -------------------------------

THE VANGUARD GROUP, INC.

By:
       -------------------------------
Name:
       -------------------------------
Title:
       -------------------------------

VANGUARD MARKETING CORPORATION

By:
       -------------------------------
Name:
       -------------------------------
Title:
       -------------------------------

AMERICAN GENERAL LIFE INSURANCE
COMPANY

By:                                     Attest:
       -------------------------------          -------------------------------
Name:                                   Name:
       -------------------------------          -------------------------------
Title:                                  Title:
       -------------------------------          -------------------------------

                                        [CORPORATE SEAL]

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                                  SCHEDULE A

                  SEPARATE ACCOUNTS AND ASSOCIATED CONTRACTS
                          (Revised February 1, 2008)

 NAME OF SEPARATE ACCOUNT  CONTRACTS FUNDED BY SEPARATE ACCOUNT
 ------------------------  ------------------------------------
 Separate Account VL-R     Platinum Investor I VUL Flexible Premium Life
 (May 1, 1997)             Platinum Investor II VUL Flexible Premium Life
                           Platinum Investor III VUL Flexible Premium Life
                           Platinum Investor Survivor - Variable
                           Corporate America - Variable
                           Platinum Investor Survivor II Flexible Premium Life
                           Platinum Investor PLUS
                           Platinum Investor FlexDirector
                           Platinum Investor IV VUL Flexible Premium Life
                           Platinum Investor VIP VUL Flexible Premium
                             Universal Life
                           AIG Corporate Investor VUL
                           AIG Income Advantage VUL
                           AIG Protection Advantage VUL

 Separate Account D        Platinum Investor Immediate VA
 (November 19, 1973)

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