Colorado Mechanics Lien — Deadlines, Laws, and Filing Guide
✓ Verified against Colorado statutes · Reviewed August 2026 · By Michael Evan — Founder · 50 states · 799 rules
Colorado mechanics lien deadlines at a glance
Preliminary Notice
10 days — Notice of Intent before filing
Mechanics Lien
4 months — From last date of furnishing
Enforcement
6 months — From filing
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Colorado Mechanics Lien Deadlines
In Colorado, the deadline to file a mechanics lien is 4 months from the last date of furnishing labor or materials. If the owner records a Notice of Completion or a Notice of Substantial Completion, the deadline for subcontractors and suppliers is shortened to 2 months from the recording date.
Notice of Intent to Lien in Colorado
Colorado subcontractors and material suppliers who do not have a direct contract with the owner must serve a Notice of Intent to Lien on the owner at least 10 days before filing the lien. This notice gives the owner an opportunity to respond before the lien is filed.
Colorado Lien Enforcement Deadline
After filing a mechanics lien in Colorado, the lienor must commence a foreclosure action within 6 months of the date the lien was recorded. Failure to enforce within this period causes the lien to expire.
Where to File a Mechanics Lien in Colorado
In Colorado, mechanics liens are filed with the County Clerk and Recorder in the county where the project is located.
Frequently Asked Questions
What is the deadline to file a mechanics lien in Colorado?
In Colorado, the deadline is 4 months from last furnishing, or 2 months from the recording of a Notice of Completion.
Where do I file a mechanics lien in Colorado?
File with the County Clerk and Recorder in the county where the project is located.