43 CFR § 3933.60 - Effective date.

---
identifier: "/us/cfr/t43/s3933.60"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "43 CFR § 3933.60 - Effective date."
title_number: 43
title_name: "Public Lands: Interior"
section_number: "3933.60"
section_name: "Effective date."
chapter_name: "BUREAU OF LAND MANAGEMENT, DEPARTMENT OF THE INTERIOR"
subchapter_number: "C"
subchapter_name: "MINERALS MANAGEMENT (3000)"
part_number: "3930"
part_name: "MANAGEMENT OF OIL SHALE EXPLORATION AND LEASES"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "25 U.S.C. 396d and 2107, 30 U.S.C. 241(a), 42 U.S.C. 15927, 43 U.S.C. 1732(b), 1733, and 1740."
regulatory_source: "73 FR 69480, Nov. 18, 2008, unless otherwise noted."
cfr_part: "3930"
---


# 3933.60 Effective date.

An assignment or sublease takes effect, so far as the United States is concerned, on the first day of the month following the BLM's final approval, or if the assignee requests it in advance, the first day of the month of the approval.