CFR›Title 43›Subtitle B›Chapter II›Part 3130›Subpart 3130›43 CFR 3130.4-2 Citation43 CFR 3130.4-2CorpusDaily eCFRDisplayed edition2026-06-11Last updated2026-06-11 § 3130.4-2 Lease term.The primary term of an NPR-A lease is 10 years.[67 FR 17885, Apr. 11, 2002] Previous 3130.4-1 § 3130.4-1 Tract size. Next 3130.5 § 3130.5 <em>Bona fide</em> purchasers.