; and (2) to pay contractors for services provided in recovering improper payments or contractor support in the implementation of the Improper Payments Information Act of 2002: Provided , That amounts in excess of that required for paragraphs (1) and (2)— (A) shall be credited to and merged with the appropriation from which the improper payments were made, and shall be available for the purposes and period for which such appropriations are available: Provided further , That where specific project or accounting information associated with the improper payment or payments is not readily available, the Secretary may credit an appropriate account, which shall be available for the purposes and period associated with the account so credited