To amend the District of Columbia Retirement Protection Act of 1997 to permit the Secretary of the Treasury to use estimated amounts in determining the service longevity component of the Federal benefit payment required to be paid under such Act to certain retirees of the Metropolitan Police Department of the District of Columbia.

Amends the District of Columbia Retirement Protection Act of 1997 to authorize the Secretary of the Treasury to: (1) estimate the additional compensation for service longevity for purposes of determining the amount of a Federal benefit payment for Metropolitan Police Department annuitants who retired between August 29, 1972, and December 31, 2001; and (2) make Federal benefit payments based upon such estimates.

States that this Act shall take effect as if included in the enactment of title IX of division A of the Miscellaneous Appropriations Act, 2001 (as enacted by reference in the Consolidated Appropriations Act, 2001).