US lawFederal (United States)RegulationsTitle 43 CFR — Public Lands: InteriorChapter II — BUREAU OF LAND MANAGEMENT, DEPARTMENT OF THE INTERIORPart 3930 — MANAGEMENT OF OIL SHALE EXPLORATION AND LEASESSubpart 3933 — Assignments and Subleases3933.3243 C.F.R. § 3933.32Overriding royalty interests.Last amended: 2016Year: 2026Length: 27 wordsOfficial source Cite as 43 C.F.R. § 3933.32 (2026)File at the proper BLM office, for record purposes only, all overriding royalty interest assignments within 90 calendar days after the date of execution of the assignment.Previous43 C.F.R. § 3933.31Next43 C.F.R. § 3933.40