23 M.R.S. §1912-A: Official business directional signs on controlled access highways

1. Interstate highway. Official business directional signs are not permitted within the right-of-way of the interstate highway.

2. Permitted on certain controlled access bypasses. Official business directional signs are not permitted within the right-of-way of controlled access highways except as provided in this subsection. Official business directional signs are permitted within the right-of-way of a controlled access bypass when the controlled access bypass is part of a route, as designated by its route number, that is not a controlled access highway throughout its length.