Minn. Stat. § 15B.28
Subd. 1. Board rules control.
No advertising devices may be erected within the boundaries of the Capitol Area unless done so pursuant to rules of the board.
Subd. 2. Advertising device defined.
"Advertising device" means any billboard, sign, poster, display, or other device visible to and primarily intended to advertise or to attract, and includes:
Subd. 3. Advertising a business on its premises.
Advertising devices to advertise a business conducted on the premises where the advertising is located may be permitted and erected according to rules adopted by the board.
Subd. 4. Removal of devices.
Advertising devices that do not comply with the board's rules may be ordered by the board to be removed.
Subd. 5. Just compensation for owners.
The owner of the advertising device and the owner of the real property involved must be paid just compensation for their interests that are affected by the removal.
Subd. 6. Advertising violation is misdemeanor.
A person who violates this section is guilty of a misdemeanor.