Minn. Stat. § 94.348
Subd. 1. Appraisal and survey fee.
Whenever a private land owner or governmental unit, except the state, presents to the Minnesota Land Exchange Board an offer to exchange private or publicly held land for Class A state-owned land as defined in section 94.342, the private land owner or governmental unit shall pay to the board an appraisal and survey fee of not less than $25 nor more than one-half of the cost of appraisal and survey determined by the commissioner.
Subd. 2. Disposition and appropriation of fee.
(b) The appraisal and survey fee shall be refunded if: