New York mechanics lien deadlines for contractors
A plain-English summary of how a contractor, subcontractor or supplier protects payment with a mechanics lien in New York. Last checked 2026-10-05. This is general information, not legal advice. Verify with your attorney before you rely on any deadline.
The rules at a glance
- Who: contractors, subs, laborers, materialmen, benefit funds (Lien Law 3)
- NTO: none. NOC: none. Claim: 8 months from completion; single-family dwelling 4 months; retainage 90 days (10); serve owner (11). Foreclosure: lien lasts 1 year unless extended (17)
- Waiver forms: none; advance waivers void (34)
Source and last verified
Official source: https://www.nysenate.gov/legislation/laws/LIE/10. Last verified 2026-10-05. Deadlines often differ for residential and commercial projects and change when the law changes. Verify with your attorney.
How BossHours helps
BossHours loads state rules into the app and shows a verify-with-your-attorney note beside each one, so notices and waivers are prepared from your job records. It does not give legal advice.
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