Lien waivers for subcontractors: how GCs collect them without chasing

If you run jobs as a general contractor, you already know lien waivers for subcontractors aren't hard to understand. They're hard to collect. The form itself is one page. Getting the right version back, signed, from every sub and every supplier, on every draw, is the part that quietly eats a day a week.

And the stakes aren't paperwork stakes. They're "your client calls you" stakes. An unpaid subcontractor, or one of their suppliers, can file a mechanic's lien against the owner's property even after you've paid your contract in full. One missed waiver on a paid invoice and you're either paying twice or sitting in a dispute with the person who hired you.

This guide is the GC's side of lien waivers for subcontractors: which form to send when, why collection (not the form) is the real job, the sub-tier trap that liens GCs who did everything else right, and the system that keeps it all from collapsing at five active jobs.

What a lien waiver from a subcontractor actually is

A lien waiver is a signed statement where a subcontractor gives up the right to file a mechanic's lien for a specific payment, in exchange for that payment. It's the receipt that protects you. If you want the ground-level version, what is a lien waiver covers the basics, and subcontractor lien waiver, explained walks the sub's view of it.

The thing to hold onto: paying the sub and collecting the waiver are two separate events. The payment moves money. The waiver removes the lien right. Do one without the other and the lien right survives, which is the whole problem this guide exists to prevent. (See when a subcontractor can lien a property you already paid for for how that plays out.)

The four forms you'll collect (and when each one goes out)

There isn't one subcontractor lien waiver. There are four, and sending the wrong one either leaves you exposed or asks the sub to give up rights for money they don't have yet. The subcontractor lien waiver form post breaks down each, and conditional vs unconditional lien waivers maps the logic. Condensed for collection:

Phase	Status	Form to send	When
Progress	Conditional	Conditional progress	With each pay app, before the draw clears
Progress	Unconditional	Unconditional progress	After that draw has cleared
Final	Conditional	Conditional final	With the last pay app
Final	Unconditional	Unconditional final	After the final check clears

The pattern subs expect: conditional out with the pay app, unconditional back once the money clears, repeat each period until closeout. Run it that way and most subs sign without friction, because the conditional form protects them too.

The hard part isn't the form. It's collection.

Here's the honest version of the job. Knowing which form to send is easy. The pain is getting subs to actually send the right document back, on time, with the numbers matching. Multiply that by every sub on every job and it becomes a part-time role nobody officially has.

That's also why subs drag their feet. Most won't sign anything until they're confident they're getting paid, and they've been burned before by GCs who slid an unconditional form in with the check. Why subcontractors don't sign lien waivers goes deep on this, but the short version: lead with the conditional form, tie it to the pay app, and you remove most of their reason to stall.

The collection system that holds up

The GCs who don't lose sleep over this run the same basic system. Four parts:

1. One named owner. Not "whoever has bandwidth." One person, by name, owns waiver collection across every active job, with the authority to hold a payment until the waiver is on file. Without that authority, your payment gate isn't a gate.
2. A hard payment gate. No check goes out without the conditional waiver on file, and no next draw starts until the prior unconditional is back. Written down, shared with subs at onboarding. Most waiver problems disappear inside one pay period once this is real.
3. A weekly review. Not monthly. A monthly review catches a missing waiver after the pay period already closed. A weekly one catches it while you can still fix it.
4. One tracker for everything. Every sub, every supplier, every form type, every status, every job. The moment that lives in someone's head or six different email threads, something slips.

A spreadsheet runs this fine for two or three jobs. Why lien waiver tracking breaks at 5+ active jobs covers where it stops scaling, which is usually right around the point your business is growing fastest.

The sub-tier trap that liens GCs anyway

This is the one that catches careful GCs. You collected a clean waiver from every direct subcontractor. You're covered, right? Not quite. A waiver from your sub releases that sub's lien rights. It does nothing about the rights of the suppliers, equipment yards, and lower-tier subs they hired.

So the scenario is: you pay your concrete sub, they sign the waiver, and then they stiff their ready-mix supplier. That supplier can lien the project. Now you're looking at paying twice for the same concrete, because the lien attaches to your client's property regardless of how clean your direct paperwork was.

The fix is collecting conditional waivers down the chain on larger jobs, or using joint-check agreements so the money can't skip a tier. It's more collection, which loops right back to why a system matters.

Retainage and the progress cycle

One detail that trips up collection: retainage. You're withholding 10% on every draw, so a progress waiver needs to release rights only for the amount actually being paid, with the withheld retention carved out. If the form sweeps in retainage the sub hasn't received, you've either created a dispute or handed the sub a reason to refuse the next one. The conditional progress post covers the carve-out, and it's worth getting right because retainage mismatches are a top reason draws get held over a rounding error.

Statutory states change the form, not the system

In twelve states, a generic subcontractor lien waiver isn't enough. California, Texas, Florida, and nine others prescribe the exact form text, and a waiver that doesn't substantially follow it is void. If you collect a generic form there, you've collected nothing. A "free PDF" off the internet is the usual culprit, which is why subcontractor lien waiver form PDFs are a trap in those states.

This doesn't change the collection system, only which form goes into it. Our state-by-state lien waiver templates cover the statutory language where it's required. And when a sub just needs the release after a lien was already filed, release of lien from a subcontractor explains the difference.

How LienDone collects subcontractor waivers for you

This is the part the system above turns into software. LienDone is built for the collection problem specifically, not the form problem.

• It picks the right of the four forms automatically by phase and payment status, using the statutory text in California, Texas, Florida, and the other form states.
• It sends each sub a signing link by text or email. They sign on their phone in about 30 seconds, no login, no app to download. (Here's how a waiver goes out in two minutes.)
• It gates payment on the signed waiver, so the "no waiver, no check" rule enforces itself instead of living in someone's memory.
• It tracks every sub and sub-tier supplier across every job in one dashboard, so nothing goes stale at five jobs the way a spreadsheet does.

For the subcontractor side of compliance specifically, subcontractor compliance software shows how it fits a GC's workflow. The pitch is simple: stop chasing waivers by email, send the link, watch the dashboard, release the payment.

FAQ

Why do general contractors collect lien waivers from subcontractors?

Because an unpaid sub or supplier can lien your client's property even after you've paid your contract in full. The signed waiver is the proof the sub gave up that right for the payment. Miss one and you can pay twice.

Which lien waiver form should I send a subcontractor?

Conditional progress with each pay app, unconditional progress after that draw clears, conditional final with the last payment, unconditional final after the final check clears.

What happens if a subcontractor won't sign a lien waiver?

Send the conditional version, tie it to the pay app, and explain it only releases rights once their check clears. Most refusals come from being handed an unconditional form too early.

Do I need lien waivers from my subcontractors' suppliers too?

Often yes. Your sub's waiver only releases their own rights. Their unpaid supplier can still lien the job, so collect down the chain or use joint checks on larger projects.

When can a subcontractor still file a lien after being paid?

When you paid but didn't collect a waiver, or when the sub was paid but their supplier wasn't. The waiver is what extinguishes the right for that payment.

How do GCs keep track of lien waivers across multiple jobs?

A spreadsheet works to about two or three jobs. Past that, most GCs move to software that ties each waiver to its pay app and gates payment on the signed form.