Mo. Rev. Stat. § 338.515
Effective date of tax.
338.515. Effective date of tax. — The tax imposed by sections 338.500 to 338.550 shall become effective July 1, 2003, or the effective date of sections 338.500 to 338.550 , whichever is later.
(L. 2002 S.B. 1248, A.L. 2003 H.B. 286) Effective 6-26-03 Expires 9-30-29; see § 338.550