Okla. Stat. tit. 52 § 549.1 : Oil and Gas — Leases —Oil and Gas Owners' Lien Act of 2010 — Short Title TEXT PDF This act shall be known and may be cited as the "Oil and Gas Owners' Lien Act of 2010". Okla. Stat. tit. 52, § 549.1 Added by Laws 2010, SB 1615, c. 142, §1, emerg. eff. 4/19/2010.