Minn. Stat. § 148F.055
Subd. 1. Expiration of license.
A licensee who fails to submit an application for license renewal, or whose application for license renewal is not postmarked or received by the board as required, is not authorized to practice after the expiration date and is subject to disciplinary action by the board for any practice after the expiration date.
Subd. 2. Termination for nonrenewal.