The Secretary of the Treasury shall deduct from any amounts covered, subsequent to
July 24, 1968, into any special fund, created pursuant to
section 1627 of this title, 5 per centum thereof as reimbursement to the Government of the United States for expenses incurred by the Commission and by the Treasury Department in the administration of this subchapter. The amounts so deducted shall be covered into the Treasury to the credit of miscellaneous receipts.