Mo. Rev. Stat. § 381.221
For purposes of the premium tax imposed by sections 148.320 and 148.340, RSMo, the premium income received by a title insurer shall be one hundred percent of the amounts paid by or on behalf of the insured as "premiums" within the definition of that term contained in sections 381.011 to 381.241.
(L. 1987 S.B. 251 § 27, Repealed L. 2000 S.B. 894)
(2002) Senate Bill 894 provision declared unconstitutional as a violation of the clear title requirement of Art. III, Section 23. Home Builders of Greater St. Louis v. State, 75 S.W.3d 267 (Mo.banc).