Minn. Stat. § 353G.10
Subd. 1. Entitlement to a retirement benefit, to the extent vested.
If a volunteer firefighter separates from active firefighting service before reaching normal retirement age, the volunteer firefighter is entitled to a distribution of the volunteer firefighter's retirement benefit under section 353G.09, subdivision 1a, as follows:
Subd. 2. Application.
No earlier than 30 days after leaving active firefighting service, a volunteer firefighter entitled to a distribution under subdivision 1 must submit an application to the executive director in a manner specified by the executive director.
Subd. 3. Retirement benefit during period of deferral.
Subd. 4. Forfeiture of accounts of volunteer firefighters who end service.
(a) The portion of an account or pension benefit that is not vested is forfeited as of the earliest of: