31 CFR § 544.302 - Effective date.

---
identifier: "/us/cfr/t31/s544.302"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "31 CFR § 544.302 - Effective date."
title_number: 31
title_name: "Money and Finance: Treasury"
section_number: "544.302"
section_name: "Effective date."
chapter_name: "OFFICE OF FOREIGN ASSETS CONTROL, DEPARTMENT OF THE TREASURY"
part_number: "544"
part_name: "WEAPONS OF MASS DESTRUCTION PROLIFERATORS 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  1701  Pub. L. 101-410, 104 Stat. 890, as amended (28 U.S.C. 2461 note); E.O. 12938, 59 FR 59099, 3 CFR, 1994 Comp., p. 950; E.O. 13094, 63 FR 40803, 3 CFR, 1998 Comp., p. 200; E.O. 13382, 70 FR 38567, 3 CFR, 2005 Comp., p. 170."
regulatory_source: "74 FR 16773, Apr. 13, 2009, unless otherwise noted."
cfr_part: "544"
---


# 544.302 Effective date.

The term *effective date* refers to the effective date of the applicable prohibitions and directives contained in this part as follows:

(a) With respect to a person whose property and interests in property are blocked pursuant to § 544.201(a)(1), 12:01 a.m. eastern daylight time, June 29, 2005; and

(b) With respect to a person whose property and interests in property are blocked pursuant to § 544.201(a)(2), (a)(3), or (a)(4), the earlier of the date of actual or constructive notice of such person's designation.