What happens to my California mechanics lien if I don't file a lawsuit within 90 days?

The lien expires by operation of law under Cal. Civ. Code § 8460. An expired lien still clouds the property's title record. The owner can petition the court to remove it, and if the court finds the lien was unjustified, you may owe the owner's attorney's fees.

Do I need to have filed a 20-day preliminary notice before a California lien waiver matters?

Yes. A lien waiver only waives something if you actually have lien rights to begin with. If you failed to serve the 20-day preliminary notice required by Cal. Civ. Code § 8200 within 20 days of first furnishing labor or materials, your mechanics lien rights may already be limited or eliminated before any waiver is even requested.

California Lien Release: When and How to File

Q: What is the difference between a lien waiver and a lien release in California?

A lien waiver (using one of the four statutory forms under Cal. Civ. Code §§ 8132–8138) is signed during the payment process to waive your right to file a lien. A lien release is a document recorded at the county recorder's office to discharge a mechanics lien that has already been recorded. They serve different purposes at different stages of a project or dispute.

Q: Can I be forced to sign an unconditional lien waiver before my check clears in California?

Not legally. An unconditional waiver is immediately effective upon signing under Cal. Civ. Code § 8134 and § 8138. If the check bounces after you sign, you have already waived your lien rights. Always insist on a conditional waiver until payment is confirmed in your bank account.

Q: What should I do if a GC asks me to back-date a lien waiver form in California?

Refuse and document the request in writing. Back-dating a lien waiver is fraudulent. The statutory forms require an accurate through-date for the work covered. Signing a form with an incorrect date at someone else's direction creates legal exposure for you and potential fraud liability for the person requesting it.

Last updated: June 2025

A lien release in California is the formal document a claimant — subcontractor, supplier, or GC — signs to waive or release mechanics lien rights, either conditionally upon receiving payment or unconditionally after payment clears, under Cal. Civ. Code §§ 8120–8138. California mandates four specific statutory waiver forms, and any release that deviates from those forms is void and unenforceable. When you sign an unconditional release, you permanently surrender your right to lien that property for the work covered. Sign the wrong form, sign before payment clears, or release more than you were paid, and you have handed away your leverage with nothing in return.

What Is a Lien Release in California?

A lien release in California is a written waiver of mechanics lien rights — either partial or full, conditional or unconditional — that must conform exactly to the statutory forms set out in Cal. Civ. Code §§ 8132–8138. These are not suggestions. California law voids any waiver that is not substantially in the form the statute prescribes. There are four mandatory forms:

Conditional Waiver and Release on Progress Payment (Cal. Civ. Code § 8132)
Unconditional Waiver and Release on Progress Payment (Cal. Civ. Code § 8134)
Conditional Waiver and Release on Final Payment (Cal. Civ. Code § 8136)
Unconditional Waiver and Release on Final Payment (Cal. Civ. Code § 8138)

The distinction between conditional and unconditional is not procedural fine print — it is the difference between keeping your rights and losing them. A conditional waiver takes effect only when the payment described in the form actually clears. An unconditional waiver is effective the moment you sign it, regardless of whether the check bounces next week.

What Is the Difference Between Conditional and Unconditional Lien Releases?

A conditional release preserves your lien rights until payment is confirmed; an unconditional release eliminates those rights immediately upon signing. This is the most important distinction in California lien law for subcontractors.

Conditional releases are what you should sign when you are handing over a waiver in exchange for a check you have not yet deposited and confirmed. Under Cal. Civ. Code § 8132 (progress) and § 8136 (final), the waiver only becomes effective once the payment instrument clears or the payor stops payment or the instrument is dishonored.

Unconditional releases (§§ 8134 and 8138) are appropriate only after you have confirmed that payment has actually landed in your account. Sign an unconditional release before money clears and you have given away your lien rights for free. This happens constantly on California jobs — a GC mails a check with an unconditional release attached and asks you to sign and return before cashing. Do not do it.

Progress vs. Final:

Progress releases cover a specific payment through a specified date. Work performed after that date is not affected.
Final releases cover all claims through project completion. Once you sign a final unconditional release, your lien rights for that job are gone entirely.

When Do You Have to Release a Mechanics Lien in California?

If you recorded a mechanics lien and were paid, you must release the lien within 30 days of receiving a written demand for release after payment, under Cal. Civ. Code § 8488. If you recorded a mechanics lien and were NOT paid, the lien expires 90 days after recordation unless you file a lawsuit to enforce it within that window.

Here is the timeline that controls:

Lien recorded → Paid in full → Owner demands release in writing: You have 30 days to record a release of lien at the county recorder's office. Failure to release within 30 days exposes you to liability for damages and attorney's fees under Cal. Civ. Code § 8488(b).
Lien recorded → No lawsuit filed within 90 days: The lien expires by operation of law under Cal. Civ. Code § 8460. However, an expired lien still clouds title — the owner can petition the court to remove it, and if the court finds the lien was unjustified, you may owe attorney's fees.
Lien recorded → Owner posts a lien release bond: The lien is released from the property and attaches to the bond instead. You then have 6 months from the bond's recordation to file a lawsuit against the bond under Cal. Civ. Code § 8424.

The 30-day clock on responding to a demand for release is firm. Put a system in place to track it.

How Do You Record a Release of Mechanics Lien in California?

To release a recorded mechanics lien in California, you record a notarized "Release of Mechanic's Lien" document at the same county recorder's office where the original lien was filed. There is no state-mandated form for a lien release document (as distinct from a lien waiver) — but it must identify the original lien by instrument number, the property by APN or legal description, and be signed and notarized by the claimant.

Steps to release a recorded lien:

Draft the release document. It must reference the county, the recording information (book/page or instrument number), the property description, and the original claimant's name.
Notarize the signature. The county recorder will reject an unnotarized release.
Record at the county recorder. Recording fees vary by county — expect $15–$20 for the first page and $3 per additional page in most California counties, though fees change periodically and you should verify directly with the recorder's office.
Serve a copy on the owner. Best practice — and advisable for your records — is to notify the property owner and GC that the lien has been released.

Do not just tell someone verbally that you are releasing the lien. Only a recorded document clears title.

What Happens If You Refuse to Release a Lien After Being Paid?

If you refuse to release a lien within 30 days of a written demand after receiving full payment, you are exposed to a lawsuit for damages, attorney's fees, and potentially other costs under Cal. Civ. Code § 8488(b). An unjustified refusal to release can also support a claim that the lien was frivolous or filed in bad faith, which carries additional sanctions risk.

From a practical standpoint: do not hold a lien release hostage as leverage for a dispute on a different job or a different payment. The California lien statutes are specific about the scope of each release — holding a completed release over an unrelated grievance is not a recognized legal strategy and exposes you to liability. If you have a legitimate dispute about the amount paid, consult a construction attorney before refusing to release.

How Do Lien Waivers Fit Into the Payment Process?

Lien waivers (the four statutory forms under §§ 8132–8138) are exchanged during the payment process — before or at the time of payment — while a lien release of a recorded lien is filed at the recorder after a dispute has already escalated. Most California subcontractors deal primarily with lien waivers, not recorded lien releases.

Here is how they typically flow on a California project:

Sub submits a pay application.
GC sends payment with a conditional progress waiver attached (§ 8132 form). Sub signs the conditional form and hands it back or returns it with the check.
Once payment clears, the conditional waiver becomes effective. If the GC wants an unconditional waiver (§ 8134), they can request it now — and this is the appropriate time to sign one.
At project closeout, the GC requests a final conditional waiver (§ 8136) before issuing final payment. Once final payment clears, an unconditional final waiver (§ 8138) may be requested.

The critical rule: never sign an unconditional waiver until funds are confirmed in your account. According to Rabbet's 2024 Construction Payments Report, 82% of contractors face payment waits of over 30 days — which means plenty of checks are still in the mail or pending clearance when GCs push for unconditional signatures. Do not let that pressure move you.

And if you have not yet served your 20-day preliminary notice on this job, understand that no waiver form will fix the failure to serve it — your lien rights may already be compromised before you get to the waiver stage.

California preliminary notice resources

Can a GC Require You to Use Their Own Lien Waiver Form?

No. Under Cal. Civ. Code § 8122, a lien waiver is only enforceable if it is in one of the four statutory forms. Any waiver on a custom GC form, regardless of what it says, is void. This applies equally to language that attempts to expand the scope of what you are waiving — if a GC's form tries to get you to waive claims beyond what you were paid for, or waive future work, that language is unenforceable.

You are legally entitled to refuse any non-statutory waiver form and insist on the correct form under Cal. Civ. Code §§ 8132, 8134, 8136, or 8138. GCs who push custom forms either do not know the law or are hoping you do not. Either way, your position is solid — the statute is explicit.

What Are the Filing Deadlines You Need to Protect Before a Lien Release Becomes Necessary?

Before you are ever in a position to negotiate releases, you need to have preserved the lien rights those releases cover. The California preliminary notice deadline is 20 days from first furnishing labor or materials, under Cal. Civ. Code § 8200. Missing that deadline limits your lien rights to the 20 days of work preceding service — or eliminates them entirely for work provided before that window.

If you are tracking multiple jobs with overlapping timelines, a single missed notice can wipe out months of work from your lien coverage. According to data cited by Lienser via DocJoist, preliminary notices were filed on construction projects valued at over $22.7 billion in 2024 — a sign that experienced contractors treat the notice as standard operating procedure, not an emergency measure.

Key California mechanics lien deadlines to know:

Preliminary notice: 20 days from first furnishing (Cal. Civ. Code § 8200)
Mechanics lien recording: 90 days after completion of the project, OR 60 days after a Notice of Completion or Notice of Cessation is recorded (Cal. Civ. Code § 8412)
Lawsuit to enforce lien: 90 days from recordation of the lien (Cal. Civ. Code § 8460)
Release of lien after demand: 30 days after written demand when paid in full (Cal. Civ. Code § 8488)

California lien deadline reference

If you are unsure where you stand on your deadlines, use a deadline calculator to get exact dates before making any decisions about waivers or releases.

lien deadline calculator

Frequently Asked Questions

Is there a mandatory form for releasing a recorded mechanics lien in California?

No. California law mandates specific forms for lien waivers (Cal. Civ. Code §§ 8132–8138), but there is no single state-prescribed form for releasing a recorded mechanics lien. The release document must identify the original lien by recording information, describe the property, and be signed and notarized. It is then recorded at the same county recorder's office where the lien was filed.

How long do I have to release a mechanics lien after I get paid?

You have 30 days from receipt of a written demand to record a release of the lien after you have been paid in full, under Cal. Civ. Code § 8488. Failing to release within that window exposes you to liability for the owner's damages and attorney's fees.

What is the difference between a lien waiver and a lien release in California?

A lien waiver (using one of the four forms under Cal. Civ. Code §§ 8132–8138) is signed during the payment process to waive your right to file a lien. A lien release is a document recorded at the county recorder's office to discharge a lien that has already been recorded. They serve different purposes at different stages of a dispute.

Can I be forced to sign an unconditional lien waiver before my check clears?

Not legally — and you should refuse. An unconditional waiver is immediately effective upon signing under Cal. Civ. Code § 8134 and § 8138. If the check bounces after you sign, you have already waived your lien rights. Always insist on a conditional waiver until payment is confirmed in your bank account.

What happens to my mechanics lien if I don't file a lawsuit within 90 days?

The lien expires by operation of law under Cal. Civ. Code § 8460. However, an expired lien still appears in the title record and clouds the property. The owner can petition the court to remove it, and if the court finds the lien was unjustified, you may owe the owner's attorney's fees. An expired lien is not a safe outcome — it just means you lost your enforcement rights.

Does signing a lien waiver affect my bond claims or stop notice rights?

No. Under Cal. Civ. Code § 8122, a lien waiver does not waive any rights you have on a payment bond claim or a stop payment notice unless the waiver explicitly states so. If your project involves a public works component or a bonded private project, your bond rights survive a standard lien waiver.

What if a GC tries to back-date a lien waiver form?

Back-dating a lien waiver is fraudulent. The statutory forms require you to identify the through-date for the work covered. Signing a form with an incorrect date — especially at someone else's instruction — creates both legal exposure for you and potential fraud liability for the person requesting it. If you are pressured to back-date a waiver, refuse and document the request.

Do I need to file a preliminary notice before my lien waiver rights matter?

Yes. A lien waiver only has something to waive if you actually have lien rights in the first place. If you failed to serve the 20-day preliminary notice required by Cal. Civ. Code § 8200, your mechanics lien rights may already be limited or eliminated. The waiver process only matters if you protected your rights at the start of the job.

Protect Your Lien Rights Today

A lien release is the end of the process. The preliminary notice is the beginning — and if you skipped it, no waiver form will fix what you lost. LienFlash files California 20-day preliminary notices in under 2 minutes, with attorney-reviewed state-compliant forms sent via USPS Certified Mail and a Certificate of Mailing PDF for your records. A single notice costs $24.99. Your lien rights on a $20,000 subcontract are worth considerably more than that.

Start protecting your jobs at [/signup] or calculate your exact preliminary notice deadline at [/tools/lien-deadline-calculator].