Mo. Rev. Stat. § 67.329

67.329. Local ordinances regulating amateur radio antennas authorized, limitations, requirements — historic preservation considerations allowed. — 1. No political subdivision shall enact or enforce any order or ordinance that does not comply with the limited preemption of the Federal Communications Commission Amateur Radio Preemption order, published at 101 F.C.C. 2d 952 (1985), or any regulation related to amateur radio service adopted under 47 CFR Part 97. Any order or ordinance relating to the placement, screening, or height of an amateur radio antenna based on health, safety, or aesthetic considerations shall reasonably accommodate amateur communications and represent the minimal practicable regulation to accomplish the political subdivision's legitimate purpose. To the extent not preempted by federal law, nothing in this section shall prohibit a political subdivision from adopting an order or ordinance prohibiting amateur radio communications equipment from interfering with the reception of broadcast radio or television signals.

2. The provisions of this section do not prohibit a political subdivision from taking action to protect or preserve a historic, a historical, or an architectural district that is established by the political subdivision or pursuant to state or federal law.

(L. 2004 H.B. 822)