What is the deadline to file a mechanics lien in California?
Last reviewed July 5, 2026
In California, you generally have 90 days from the date of completion of the work to file a mechanics lien. If a Notice of Completion has been filed, you have 60 days. Make sure to check the specific conditions for your project, as they can affect the timeline.
Key points
- 90 days to file after project completion
- 60 days if a Notice of Completion is filed
- Deadline can vary based on project specifics
- File with the county recorder's office
Filing a mechanics lien is critical for getting paid, especially if there's a dispute. Know the exact completion date and make sure you have all necessary documentation ready to go. Also, be aware that if your lien is not filed on time, you lose your right to enforce it.
How Alloovium helps
Alloovium can help track deadlines and compliance requirements for mechanics liens.
See how it worksRelated questions
- Can a subcontractor file a lien without a written contract in California?
- Do I need to send a preliminary notice before filing a lien in California?
- How long does a mechanics lien last in California?
- How much retainage can be withheld on a construction project in California?
- What are the prompt payment rules for construction in California?
- What is the difference between a conditional and unconditional lien waiver in California?
General information for US construction professionals — not legal advice. Lien deadlines, retainage caps and notice rules vary by state; verify with the state statute or a construction attorney.