Regulations last checked for updates: Feb 07, 2026

Title 31 - Money and Finance: Treasury last revised: Jan 02, 2026
§ 550.509 - Official business of the United States Government.

All transactions prohibited by this part that are for the conduct of the official business of the United States Government by employees, grantees, or contractors thereof are authorized.

source: 87 FR 7374, Feb. 9, 2022, unless otherwise noted.
cite as: 31 CFR 550.509