Lien Waivers in Construction: Conditional vs. Unconditional, and How GCs Manage Them

A lien waiver is a small document that can hold up a large payment. On a commercial job, the GC sits in the middle of the payment chain. You collect waivers from every sub and supplier, and you give waivers to your client and the lender with every pay app. If one piece is missing or wrong, the whole draw can stall.

You can’t control when your client’s lender releases funds. However, you can control whether your waiver package is complete, correct, and on time.

So, what is a lien waiver? A lien waiver is a signed document in which a contractor, sub, or supplier gives up its right to file a mechanics lien on a property, usually in exchange for a payment. In other words, it’s proof that a payment was made and that nobody will come back later claiming they weren’t paid for that work.

Understanding lien waivers

Who fills out a lien waiver, and who does it protect?

The party getting paid signs the waiver. For example, your electrical sub signs a waiver when you pay them, and you sign one when your client pays you.

Each waiver protects the party making the payment. Your client and the lender want proof that nobody down the chain can lien the property. Meanwhile, you want proof that your subs and suppliers got paid, so you don’t end up paying twice.

The 4 types of lien waivers

Every waiver answers two questions. First, does it take effect now or only after payment clears? Second, does it cover one progress payment or the final payment?

Conditional vs. unconditional lien waivers

The difference comes down to timing. A conditional lien waiver only takes effect once the payment actually clears. By contrast, an unconditional lien waiver takes effect the moment someone signs it, whether or not the money ever arrives.

That’s why the safest rule is simple: sign conditional waivers before payment, and sign unconditional waivers only after the funds have cleared your account.

Lien waiver rules vary by state

Several states require statutory forms with exact wording, including California, Texas, Arizona, Georgia, Nevada, and Utah. In those states, a waiver that strays from the statute can be unenforceable. Most other states allow custom forms, so the contract language controls. Notarization is rare. Only Mississippi and Wyoming require it.

Because the rules differ, check the requirements in every state where you build, and have a construction attorney review your standard forms.

The need: where lien waivers trip up GCs

One missing waiver holds the whole draw
Lenders often won’t release a draw until every required waiver is in. For example, a missing waiver from a $15,000 sub can hold up a $300,000 pay app for weeks.

Signing an unconditional waiver too early
If you sign an unconditional waiver when the check arrives and it later bounces, you’ve given up your lien rights and you still don’t have the money.

Waiving more than you meant to
Some forms waive everything through a certain date, including retainage and pending change orders, unless you list them as exceptions. Here’s what that can look like. Suppose you sign an unconditional progress waiver through August 31 for $80,000. If $8,000 in retainage and a $12,000 pending change order aren’t listed as exceptions, you could put $20,000 in rights at risk:

$8,000 + $12,000 = $20,000 at risk

That’s a worked example, and the outcome depends on your state and the exact form. Still, it shows why every word matters.

Missing waivers from lower tiers
Your sub’s supplier can have lien rights too. If you only collect waivers from first-tier subs, an unpaid supplier can still lien the job.

Tracking waivers in email and spreadsheets
With dozens of subs and monthly pay apps, a lost waiver can turn into a payment delay now and a closeout headache later.

The solution: how GCs manage lien waivers with every pay app

Most commercial GCs follow a simple pattern: get conditional waivers for the current payment and unconditional waivers for the last one.

1. Set waiver requirements in every subcontract. Spell out which forms subs must use, when they’re due, and that they must collect waivers from their own subs and suppliers.
2. Collect waivers with sub pay apps. Each month, require a conditional progress waiver for the amount the sub is billing now. In addition, require an unconditional progress waiver for the payment the sub received last month.
3. Check every waiver against the payment. Confirm the amount, the through date, and the exceptions match your records, including retainage and unpaid change orders.
4. Submit your own waiver package with your pay app. Include your conditional waiver for this draw and your subs’ unconditional waivers for the last one. Then, your client and lender can see the whole chain is clean. Here’s how to keep your draw schedule on time.
5. Sign unconditional waivers only after funds clear. Verify the deposit, not just the check in hand.
6. Close out with final waivers. Collect conditional final waivers with final pay apps, then unconditional final waivers once you’ve paid in full, including retainage.

Waivers belong in the same file as the rest of your sub documentation, like subcontracts and certificates of insurance. Then, at project closeout, you can hand over a complete record instead of digging through inboxes.

However, managing that exchange by hand across every sub, every month, on every job is where most GCs fall behind. Pay apps live in one place, waivers live in email, and nobody can see at a glance who’s missing what. That’s why more GCs manage pay apps and sub documents in construction management software instead.

Why GCs manage pay apps and sub paperwork in RedTeam

RedTeam is construction management software built for general contractors, by people who came from the jobsite. For over 20 years, small to mid-sized GCs have used RedTeam to simplify, automate, and standardize their work from precon through closeout, including the payment paperwork that holds up draws.

With RedTeam, your team can:

• Connect billing to the job. Your schedule of values, change orders, and budgets share the same numbers, so every pay app reflects your current contract value.
• Keep sub documentation in one place. Subcontracts, insurance, and payment records live with the project they belong to.
• Give the field and office the same information. Daily logs, photos, and documents back up every pay app.
• Track change orders and T&M work alongside billing. As a result, you know what’s approved, what’s pending, and what to list as an exception.

Unlike enterprise construction software, every RedTeam customer gets full software functionality and a dedicated implementation and customer success team. In other words, you’re not just buying a login. You’re getting a team that helps you set up your billing workflow the way your company runs.

Compare your options in our guide to the best construction management software.

That’s total project control. That’s RedTeam.

See how RedTeam keeps your draws moving

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