Section 377.800 - Tourist and motorist informational signs; logo signs; sign and travel plazas(1) For the convenience and information of the traveling public, a person may upon obtaining a permit therefor display messages as may be allowed by rule adopted by the Travel Information Council for the particular type of sign on a motorist informational sign, tourist oriented directional sign or logo sign or at a sign plaza or travel plaza.(2) The Travel Information Council may not erect a travel plaza on public lands without first obtaining consent from the agency that owns the land. 1971 c.770 §9; 1973 c.790 §18; 1975 c.336 §13; 1983 c.111 §4; 2007 c. 199, § 25