Mechanic’s Lien Filing Deadline
State mechanic’s lien filing deadlines.
Written and maintained by Paul Clark, Redmoon Software · Rules last verified
These calculators are for informational purposes only and do not constitute legal, financial, or professional advice.
How the Mechanic’s Lien Filing Deadline works
The Mechanic’s Lien Filing Deadline calculator returns the date a lien must be recorded, plus the preliminary-notice date where the state requires one. It covers five states — California, Texas, New York, Florida and Illinois — and returns no date for any other, because lien deadlines are unforgiving and a plausible-looking wrong one is worse than none.
The preliminary notice is state-specific and this is where the tool used to mislead. California’s 20-day preliminary notice was previously shown for every state, which is simply not the rule elsewhere: Florida runs a 45-day notice to owner, Illinois a 90-day notice for subcontractors, Texas a monthly fund-trapping notice regime, and New York requires no preliminary notice for private work at all. The calculator now shows each state’s own requirement, or says plainly that there is none.
The trigger date is the part you have to settle before counting, and it varies by role. A direct contractor’s clock often runs from completion of the whole work of improvement, while a subcontractor’s may run from its own last labour or materials. Recording a notice of completion or cessation can shorten the window sharply — in California from 90 days to 60 for a direct contractor. Lien rights are also strictly construed almost everywhere: a lien filed a day late is void, not merely late, and cannot be revived.
Worked example
A California subcontractor’s last work is on Monday, 1 June 2026. The preliminary notice date is 21 June and the lien must be recorded by 30 August — 90 days out. Switch the state to Florida and the notice becomes a 45-day notice to owner while the filing deadline stays at 90 days. Switch to a state outside the five covered and the calculator returns no dates at all, naming the states it does cover.
Frequently asked questions
Why does the preliminary notice date change between states?
Because it is a different requirement in each. California’s 20-day preliminary notice, Florida’s 45-day notice to owner and Illinois’s 90-day subcontractor notice serve similar purposes but have different deadlines, different recipients and different consequences for missing them. New York requires none for private work. Showing one state’s figure everywhere — which this tool used to do — is worse than showing nothing.
What date should I count from?
That depends on your role and your state. A direct contractor often counts from completion of the project as a whole; a subcontractor may count from its own last supply of labour or materials. Recording a notice of completion or cessation can shorten the window substantially. Establish the trigger event under your state’s statute before counting from it, because getting the trigger wrong moves the deadline by weeks.
What happens if the lien is late?
It is generally void rather than merely late. Lien statutes are creatures of statute and are strictly construed almost everywhere, so a deadline missed by a day usually destroys the lien right entirely, leaving only a breach-of-contract claim against whoever you contracted with. That is why this calculator declines to guess for uncovered states.
What this calculator does not do
A limitation you know about costs far less than one you find after the deadline. These are the specific things this tool cannot work out for you.
- Only the states marked with a tick have verified data. Lien deadlines are among the most jurisdiction-specific in US law and frequently differ by project type and by whether you contracted directly with the owner.
- Many states require a preliminary notice weeks or months before the lien itself. Missing that notice can forfeit the lien no matter how well you calendar this deadline.