31 CFR § 850.301 - Undertaking a prohibited transaction.

---
identifier: "/us/cfr/t31/s850.301"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "31 CFR § 850.301 - Undertaking a prohibited transaction."
title_number: 31
title_name: "Money and Finance: Treasury"
section_number: "850.301"
section_name: "Undertaking a prohibited transaction."
chapter_name: "OFFICE OF INVESTMENT SECURITY, DEPARTMENT OF THE TREASURY"
part_number: "850"
part_name: "PROVISIONS PERTAINING TO U.S. INVESTMENTS IN CERTAIN NATIONAL SECURITY TECHNOLOGIES AND PRODUCTS IN COUNTRIES OF CONCERN"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "50 U.S.C. 1701  E.O. 14105, 88 FR 54867, 31 U.S.C. 321."
regulatory_source: "89 FR 90462, Nov. 15, 2024, unless otherwise noted."
cfr_part: "850"
---


# 850.301 Undertaking a prohibited transaction.

A U.S. person may not engage in a prohibited transaction unless an exemption for that transaction has been granted under § 850.502.