The Semipostal Stamp Program is established under the Semipostal Authorization Act, Public Law 106-253, 114 Stat. 634 (2000), as amended by Public Law 107-67, section 652, 115 Stat. 514 (2001). The Office of Stamp Services has primary responsibility for administering the Semipostal Stamp Program. The Office of Accounting, Finance, Controller has primary responsibility for the financial aspects of the Semipostal Stamp Program.