Minn. Stat. § 81A.04
Subd. 1. General requirement.
Except as otherwise provided in subdivision 2, an individual may not act as an athlete agent in this state without holding a certificate of registration under section 81A.06 or 81A.08.
Subd. 2. Exceptions.
Before being issued a certificate of registration, an individual may act as an athlete agent in this state for all purposes except signing an agency contract, if:
Subd. 3. Contracts void.
An agency contract resulting from conduct in violation of this section is void, and the athlete agent shall return any consideration received under the contract.