Okla. Stat. tit. 27A, § 2-7-120
Any person subject to regulation by the Department of Environmental Quality disposing of liquid waste other than hazardous waste in an underground injection well shall pay a fee of two-hundredths of one cent (0.002) per gallon for such disposal, provided that the total fee shall be not less than Ten Thousand Dollars ($10,000.00) nor more than Fifty Thousand Dollars ($50,000.00) per year. Said fee shall be paid to the Department on a quarterly basis within one (1) month following the close of each quarter for the waste disposed in that preceding quarter. Said fees shall be deposited into the Department of Environmental Quality Revolving Fund.
Laws 1991, SB 28, c. 173, § 5; Amended by Laws 1992, c. 361, § 1 (repealed by Laws 1993, SB 1, c. 10, § 16, emerg. eff. March 21, 1993); Amended by Laws 1992, SB 891, c. 403, § 16, eff. September 1, 1992; Amended by Laws 1993, SB 1, c. 10, § 7, emerg. eff. March 21, 1993; Amended by Laws 1993, HB 1002, c. 145, § 103, emerg. eff. July 1, 1993; Amended by Laws 1993, SB 353, c. 148, § 1 (repealed by Laws 1993, SB 361, c. 324, § 58, emerg. eff. July 1, 1993); Renumbered from 63 O.S. § 1-2005.3B by Laws 1993, HB 1002, c. 145, § 359, emerg. eff. July 1, 1993; Amended by Laws 1993, SB 361, c. 324, § 32, emerg. eff. July 1, 1993.