Minnesota Lien Law

Supplier – Preliminary notice requirements to file mechanic lien
45 days: Preliminary Notice within 45 days of first providing labor or materials.

Supplier – Mechanic Lien
120 days: Lien must be filed within 120 days from last providing materials or labor.

Subcontractor – Preliminary notice requirements to file mechanic lien
45 days: Preliminary Notice within 45 days of first providing labor or materials.

Subcontractor – Mechanic Lien
120 days: Lien must be filed within 120 days from last providing materials or labor.

General Contractor – Preliminary notice requirements to file mechanic lien
10 days: Notice must be in contract, or served on owner within 10 days after work is agreed upon.

General Contractor – Mechanic Lien
120 days: Lien must be filed within 120 days from last providing materials or labor.

Time frame to foreclose lien
Action to enforce lien must be commenced within 1 year from last supplying labor or material.

Construction participants not covered by lien law
a supplier to a supplier and/or a supplier of a contractor’s inventory are not protected.

Cost and damages not allowed in lien claim
extra materials not authorized by the owner, removable trade fixtures, and services relating to obtaining project financing, zoning variances and coordinating project leasing arrangements generally do not constitute lienable improvements