Minnesota Mechanics Lien Rules, Requirements & FAQs

Fact-checked by the Levelset Legal Team
Last updated June 9, 2020
If contractors and suppliers don’t get paid on a construction project in Minnesota, they can file a mechanics lien to secure payment. A mechanics lien is a legal tool that provides the unpaid party with a security interest in the property. These are the rules, requirements, and deadlines you need to follow to file a Minnesota mechanics lien.

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Mechanics lien

Minnesota mechanics lien deadlines for:

Preliminary Notice Requirements for GCs
10 days

General contractors must provide a Minnesota preliminary notice, known as a Prime Contractor's Notice, to the property owner. If not in the contract, it must be delivered to the owner within 10 days after work is agreed upon.


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Minnesota Mechanics Lien Deadline
120 days

In Minnesota, all mechanics liens must be filed within 120 days from the claimant's last day providing materials or labor.


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Lien Enforcement Deadline
1 year

In Minnesota, mechanics liens expire 1 year from the date of the lien claimant’s last furnishing of labor or materials to the project. Claimants must initiate an enforcement action before the expiration deadline.


This deadline may not be extended.

Preliminary Notice Requirements for Subcontractors
45 days

Subcontractors in Minnesota must provide preliminary notice within 45 days of first providing labor or materials.


Send Your Notice
Minnesota Mechanics Lien Deadline
120 days

In Minnesota, all mechanics liens must be filed within 120 days from the claimant's last day providing materials or labor.


File A Lien Fast
Lien Enforcement Deadline
1 year

In Minnesota, mechanics liens expire 1 year from the date of the lien claimant’s last furnishing of labor or materials to the project. Claimants must initiate an enforcement action before the expiration deadline.


This deadline may not be extended.

Preliminary Notice Requirements for Suppliers
45 days

Material suppliers in Minnesota must provide preliminary notice within 45 days of first providing labor or materials.


Send Your Notice
Minnesota Mechanics Lien Deadline
120 days

In Minnesota, all mechanics liens must be filed within 120 days from the claimant's last day providing materials or labor.


File A Lien Fast
Lien Enforcement Deadline
1 year

In Minnesota, mechanics liens expire 1 year from the date of the lien claimant’s last furnishing of labor or materials to the project. Claimants must initiate an enforcement action before the expiration deadline.


This deadline may not be extended.