CFR›Title 43›Subtitle B›Chapter II›Part 3140›Subpart 3140›Subject Group General Provisions ContainsSections 3140.11–3140.14CorpusDaily eCFRDisplayed edition2026-05-12Last updated2026-05-12 Sections 3140.11 § 3140.11 Existing rights. 3140.12 § 3140.12 Notice of intent to convert. 3140.13 § 3140.13 Exploration plans. 3140.14 § 3140.14 Other provisions. Previous Conversion Conversion Next Time Limitations Time Limitations