Minn. Stat. § 270C.52
Subd. 1. Liability agreements.
The commissioner, or any employee of the department authorized in writing by the commissioner, is authorized to enter into an agreement in writing with any taxpayer, or duly authorized agent or representative of the taxpayer, relating to the liability of the taxpayer in respect of any tax for any tax period ending prior to the date of the agreement. The agreement shall be final and conclusive and, except upon a showing of fraud or malfeasance, or misrepresentation of a material fact, the case shall not be reopened as to the matters agreed upon, or the agreement modified, by any employee or agent of the state; and, in any suit, action, or proceeding, the agreement, or any determination, assessment, collection, payment, abatement, refund, or credit, made in accordance with the agreement, shall not be annulled, modified, set aside, or disregarded.
Subd. 2. Payment agreements.
Subd. 3. Offer-in-compromise and installment payment program.
(a) In implementing the authority provided in subdivision 2 or in sections 8.30 and 16D.15 to accept offers of installment payments or offers-in-compromise of tax liabilities, the commissioner shall prescribe guidelines for employees of the department to determine whether an offer-in-compromise or an offer to make installment payments is adequate and should be accepted to resolve a dispute. In prescribing the guidelines, the commissioner shall develop and publish schedules of national and local allowances designed to provide that taxpayers entering into a compromise or payment agreement have an adequate means to provide for basic living expenses. The guidelines must provide that the taxpayer's ownership interest in a motor vehicle, to the extent of the value allowed in section 550.37, will not be considered as an asset; in the case of an offer related to a joint tax liability of spouses, that value of two motor vehicles must be excluded. The guidelines must provide that employees of the department shall determine, on the basis of the facts and circumstances of each taxpayer, whether the use of the schedules is appropriate and that employees must not use the schedules to the extent the use would result in the taxpayer not having adequate means to provide for basic living expenses. The guidelines must provide that:
(2) in the case of an offer-in-compromise which relates only to issues of liability of the taxpayer:
(b) The commissioner shall establish procedures: