CFR›Title 43›Subtitle B›Chapter II›Part 3180›Subpart 3181 ContainsSections 3181.1–3181.5CorpusDaily eCFRDisplayed edition2026-04-24Last updated2026-04-24 Subpart 3181—Application for Unit Agreement Sections 3181.1 § 3181.1 Preliminary consideration of unit agreement. 3181.2 § 3181.2 Designation of unit area; depth of test well. 3181.3 § 3181.3 Parties to unit agreement. 3181.4 § 3181.4 Inclusion of non-Federal lands. 3181.5 § 3181.5 Compensatory royalty payment for unleased Federal land. Previous 3180 Subpart 3180—Onshore Oil and Gas Unit Agreements: General Next 3182 Subpart 3182—Qualifications of Unit Operator