Effective - 28 Aug 2006
227.381. Officer Thomas G. Smith Jr. Memorial Highway designated for a portion of I-55 in St. Louis County. — The portion of Interstate 55 in St. Louis County between Butler Hill Road and Meramec Bottom Road shall be designated the "Officer Thomas G. Smith, Jr. Memorial Highway". All signage costs shall be paid for by private donations.
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(L. 2006 H.B. 1488 § 227.379 and L. 2006 S.B. 1059 § 227.379, A.L. 2011 H.B. 315)