{"data":{"id":"us/43-cfr-3141.55","jurisdiction":"us","citation":"43 CFR 3141.55","heading":"Dating of lease.","body":"A combined hydrocarbon lease will be effective as of the first day of the month following the date the lease is signed on behalf of the United States, except where a prior written request is made, a lease may be made effective on the first of the month in which the lease is signed.","path":["Title 43—Public Lands: Interior","Subtitle B—Regulations Relating to Public Lands","CHAPTER II—BUREAU OF LAND MANAGEMENT, DEPARTMENT OF THE INTERIOR","SUBCHAPTER C—MINERALS MANAGEMENT (3000)","PART 3140—LEASING IN SPECIAL TAR SAND AREAS","Subpart 3141—Leasing in Special Tar Sand Areas"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-43.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:15Z","sha256":"5a02dc4ec962a15193557dfc483e1dba370ee17732dc1aff0540e78744a0c64f","source_id":"us-cfr","stale":true,"prev":"us/43-cfr-3141.54","next":"us/43-cfr-3141.61"},"notice":"GroundRules: Original legal text. Not legal advice."}