31 CFR § 528.509 - Official business of the United States government.

---
identifier: "/us/cfr/t31/s528.509"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "31 CFR § 528.509 - Official business of the United States government."
title_number: 31
title_name: "Money and Finance: Treasury"
section_number: "528.509"
section_name: "Official business of the United States government."
chapter_name: "OFFICE OF FOREIGN ASSETS CONTROL, DEPARTMENT OF THE TREASURY"
part_number: "528"
part_name: "INTERNATIONAL CRIMINAL COURT-RELATED SANCTIONS REGULATIONS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "3 U.S.C. 301; 31 U.S.C. 321(b); 50 U.S.C. 1601-1651, 1701-1706; 28 U.S.C. 2461 note (Pub. L. 101-410, 104 Stat. 890, as amended); E.O. 14203, 90 FR 9369."
regulatory_source: "90 FR 28013, July 1, 2025, unless otherwise noted."
cfr_part: "528"
---


# 528.509 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.