Travel safe zone defined - doubling of fine for violation in - signage required.
Mo. Rev. Stat. § 304.590
in effect304.590. Travel safe zone defined — doubling of fine for violation in — signage required. — 1. As used in this section, the term "travel safe zone" means any area upon or around any highway, as defined in section 302.010 , which is visibly marked by the department of transportation; and when a highway safety analysis demonstrates fatal or disabling motor vehicle crashes exceed a predicted safety performance level for comparable roadways as determined by the department of transportation.
2. Upon a conviction or a plea of guilty by any person for a moving violation as defined in section 302.010 or any offense listed in section 302.302 , the court may double the amount of fine authorized to be imposed by law, if the moving violation or offense occurred within a travel safe zone.
3. Upon a conviction or plea of guilty by any person for a speeding violation under section 304.009 or 304.010 , the court may double the amount of fine authorized by law, if the violation occurred within a travel safe zone.
4. The penalty authorized under subsections 2 and 3 of this section shall only be assessed by the court if the department of transportation has erected signs upon or around a travel safe zone which are clearly visible from the highway and which state substantially the following message: "Travel Safe Zone — Fines Doubled".
5. This section shall not be construed to enhance the assessment of court costs or the assessment of points under section 302.302 .
(L. 2008 S.B. 930 & 947, A.L. 2019 H.B. 192 merged with H.B. 499)
Source: Open US Law by Vaquill AI (CC BY 4.0)URL: https://revisor.mo.gov/main/OneSection.aspx?section=304.590Fetched: 10/17/2026