Pub. L. 83-179, tit. VI, sec. 611

Sec. 611. Hereafter, without deposit to the credit of the Treasurer of the United States and withdrawal on money requisitions, receipts of public moneys from sales or other sources by officers of the Department of Defense on disbursing duty and charged in their official accounts, except receipts to be credited to river and harbor and flood-control appropriations, may be used by them as required for current expenditures, all necessary bookkeeping adjustments of appropriations, funds, and accounts to be made in the settlement, of their disbursing accounts.