31 CFR § 558.302 - Effective date.

---
identifier: "/us/cfr/t31/s558.302"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "31 CFR § 558.302 - Effective date."
title_number: 31
title_name: "Money and Finance: Treasury"
section_number: "558.302"
section_name: "Effective date."
chapter_name: "OFFICE OF FOREIGN ASSETS CONTROL, DEPARTMENT OF THE TREASURY"
part_number: "558"
part_name: "SOUTH SUDAN 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. 13664, 79 FR 19283, 3 CFR, 2014 Comp., p. 238."
regulatory_source: "88 FR 31612, May 18, 2023, unless otherwise noted."
cfr_part: "558"
---


# 558.302 Effective date.

(a) The term *effective date* refers to the effective date of the applicable prohibitions and directives contained in this part, and, with respect to a person whose property and interests in property are blocked pursuant to § 558.201, the earlier of the date of actual or constructive notice that such person's property and interests in property are blocked.

(b) For the purposes of this section, *constructive notice* is the date that a notice of the blocking of the relevant person's property and interests in property is published in the *Federal Register*.