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Montana Mechanics LienFile in Minutes. State-Correct.
⚠ Montana has a 90-day deadline — serve the owner within 5 days of filing.
Check My Montana Deadline →Montana Mechanics Lien Requirements
Notice Requirements
Serve a copy on the owner within 5 days of filing
How to File a Mechanics Lien in Montana
Enter your case details
Your project address confirms Montana jurisdiction. Lienra applies your state's rules automatically.
Kayron prepares your document
Your CLAIM OF LIEN is generated with the correct filing details for the County Clerk.
Download and file
Have the document notarized, then file with the County Clerk. Deadline: 90 days after last furnishing.
Frequently Asked Questions — Montana
What is the mechanics lien deadline in Montana?
In Montana, the mechanics lien deadline is 90 days after last furnishing. Missing this deadline means permanently losing your right to file a lien.
Where do I file a mechanics lien in Montana?
File your mechanics lien with the County Clerk.
Do I need notarization for a mechanics lien in Montana?
Yes. Montana requires notarization — the lien must be signed before a notary public. An unnotarized lien may be void.
Is a preliminary notice required in Montana?
Yes. Serve a copy on the owner within 5 days of filing
What is the document called in Montana?
In Montana, the document is called a CLAIM OF LIEN.
Generate Your Montana Mechanics Lien
State-correct document · 90 days after last furnishing deadline · Required
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