Mo. Rev. Stat. § 650.216
Notwithstanding any provisions of law to the contrary, any utility unit, as defined in Title IV of the federal Clean Air Act, 42 U.S.C. Section 7851a, that uses coal-fired cyclone boilers which also burn tire-derived fuel shall limit emissions of oxides of nitrogen to a rate no greater than eighty percent of the emission limit for cyclone-fired boilers in Title IV of the federal Clean Air Act and implementing regulations in 40 CFR Part 76, as amended. The provisions of this section shall expire on April 30, 2004, or upon the effective date of a revision to 10 CSR 10- 6.350, whichever later occurs. The director of the department of natural resources shall notify the revisor of statutes of the effective date of a revision to 10 CSR 10-6.350.
(L. 2002 H.B. 1402 § 1 merged with S.B. 984 & 985 § 1 merged with S.B. 1011 § 1)
Contingent expiration date — later of 4-30-04 or upon revision to 10 CSR 10-6.350.