Specific information signs may be erected and maintained within the right-of-way of the interstate highway system to give the traveling public specific information as to motorist services available on a crossroad at or near an interchange.
Mont. Code Ann. § 60-5-511
Specific information signs within right-of-way of interstate highway system
En
Official source: Montana Code Annotated (Montana Legislature). Reproduced from public-domain Montana statutes; confirm against the official source for the current text. Not legal advice.