A sub you never met can outrank your lender.

Why the lender cares this much

A mechanic’s lien is a statutory right, not a contractual one. In every state, parties who furnish labour or materials that improve real property can record a claim against that property if they are not paid. They do not need your agreement, your signature, or a contract with you — a subcontractor you have never met can encumber your title.

On its own that would be a manageable risk. What makes it a financing problem is priority.

In many jurisdictions a mechanic’s lien does not take priority from the date it is recorded. It relates back to an earlier moment — commencement of work on the property, or that claimant’s first furnishing of labour or material, depending on the state. A lien recorded in month seven can therefore attach with a priority date from month one.

Now consider what that does to a construction lender. You record a deed of trust in month one and begin advancing funds. In month seven an unpaid framer records a lien that relates back ahead of your advances. The lender that believed it held a clean first position on a $473,000 loan discovers it is standing behind a $38,000 claim that predates its own money.

Every draw is the lender voluntarily increasing its exposure. Lien waivers are how it confirms the position it is increasing still exists.The entire logic of the process

This is why the draw cycle has a distinct title and lien check stage sitting between inspection and funding — the fifth of the six stages in our draw process. The inspector confirms the work happened. The lien check confirms nobody has recorded a claim over it. Both must clear before the wire goes.

The four waiver types

Two binary variables produce four documents. Almost every waiver dispute in construction traces to someone signing the wrong one of these four.

The word doing the work is conditional. A conditional waiver says: when I am paid the stated amount, my lien rights through the stated date are released. If the check bounces or the wire never lands, the waiver never takes effect and the claimant’s rights survive intact.

An unconditional waiver says: my rights through this date are released, now. No payment condition. A subcontractor who signs one before the money has cleared has given away the claim and kept only a breach-of-contract action — which is worth considerably less than a lien on real property.

As the borrower, understand both sides of this. You need unconditional waivers eventually, because conditional ones leave a paper trail of unresolved conditions your title company will not be comfortable with at payoff. But demanding an unconditional waiver before you have paid is a request no competent contractor should grant, and pushing for it damages a relationship you need for another six months.

Where waivers sit in the draw cycle

The standard pattern is simple once seen and confusing until then. Each draw request carries two sets of waivers pointing in opposite directions in time:

Trailing unconditional, current conditional. Run that pattern and the file is self-proving: at any moment, every dollar the lender has advanced is covered by an unconditional release, and every dollar it is about to advance is covered by a conditional one that activates the instant the wire lands.

Two practical consequences follow, and both are worth building into your process from draw one.

Draw 1 is the easy one. Draw 2 is where files stall. On the first draw there is nothing trailing, so a conditional set is all anyone needs. On the second draw you must produce unconditional waivers for draw 1 — which means chasing signatures from subs who have been paid and have moved to another job. Collect them in the week the money clears, not in the week you need the next draw.

The through-date is not decoration. A waiver releases rights for work performed through a specific date. If your draw 3 waiver says “through March 15” but the sub worked through March 28, there are thirteen days of unwaived work sitting in your file. Title will find it. Match through-dates to the draw period, every time.

Who has to sign, and the tier problem

The general contractor’s waiver is necessary and not remotely sufficient. Lien rights belong to each party that furnished labour or material, and each one holds their own.

Typically required on a residential rehab or ground-up:

• The general contractor, for their own contract.
• Every subcontractor above the lender’s threshold — commonly anything over a few thousand dollars, though on smaller projects some lenders want all of them.
• Material suppliers billing directly, which routinely includes lumber yards, cabinet suppliers, window manufacturers, and appliance vendors.
• Anyone who served a preliminary notice, whether or not you thought they were significant.

The failure mode nearly always lives one level down. Second-tier claimants — the electrician’s hired helper, the supplier your framer bought trusses from, the crane operator subcontracted for one afternoon — have lien rights against your property even though your contract is with someone else and you have never spoken to them. Your GC pays them. If your GC does not, they lien you.

Three defences, in order of effectiveness:

• Make sub waivers a payment condition in the construction contract. Draw funds are released to the GC only against waivers from every party the GC paid in that period. This is the single most effective clause you can put in a contractor agreement and it costs nothing to include.
• Joint checks for large suppliers. A check payable jointly to the GC and the supplier cannot be cashed without the supplier’s endorsement, which is itself strong evidence of payment.
• Direct payment on the largest exposures. On a $14,500 cabinet package, paying the supplier directly and taking their waiver removes the largest second-tier risk on the job outright.

Preliminary notices are your waiver list

In most states, a claimant must serve a preliminary notice — sometimes called a pre-lien or notice to owner — within a set window of first furnishing labour or material, as a precondition to later lien rights. The deadline is commonly 20 days, and it varies meaningfully by state.

Borrowers treat these notices as junk mail. They are the opposite: they are a self-assembling list of every party who can lien your project, mailed to you at no cost, in advance.

The discipline is small and it prevents most waiver emergencies:

• Keep every preliminary notice in one file, indexed by claimant name and date of first furnishing.
• Reconcile that list against your waiver package at every single draw, not at the end.
• Any name on the notice list without a corresponding waiver is an open exposure — resolve it while the party is still on site and still wants your next payment.

A name that shows up on a preliminary notice in month two and never appears in a waiver package is the exact profile of the lien that surfaces in month seven.

The final package and the lien window

The last release is different in kind, because after the final payment there is no leverage left. Every party has been paid; nobody needs anything from you.

A complete final package generally includes:

• Unconditional final waivers from the GC and from every sub and supplier on the notice list.
• A recorded notice of completion, where the state provides for one. This matters more than it looks: recording it typically shortens the window in which claimants may still record a lien, sometimes dramatically.
• A title datedown endorsement confirming no liens have appeared between the last check and the final advance.

Then the part that surprises people: the lien window does not close when the work ends. Claimants typically have somewhere between 30 and 90 days after completion or last furnishing to record, depending on the state and on whether a notice of completion was filed. A lien can therefore appear weeks after your project is finished, painted, and listed.

This is what retainage is for, where a facility uses it, and it is why a title company may want the window to run before issuing a clean policy on a sale. If you are flipping, build that window into your timeline rather than discovering it in escrow — a lien surfacing mid-escrow is both a delay and a carry cost measured in days.

What actually goes wrong

Six failures cover nearly every stalled draw we see, and five are clerical.

• Wrong property identification. The waiver names an address or parcel number that does not match the security instrument. Void for the purpose, and it will be caught at title.
• Through-date mismatch. The waiver covers a period shorter than the work performed, leaving an unwaived gap.
• Amount mismatch. The waiver states a figure that does not tie to the draw. Reconciliation stops until someone explains why.
• Non-conforming form. Several states prescribe exact statutory language for waivers. A custom or out-of-state form in one of those states can be legally ineffective no matter how clearly it is written. Use the title company’s current forms for the state the property sits in.
• Missing notarisation or signature authority. Where required, an unnotarised waiver or one signed by someone without authority to bind the entity is not a waiver.
• The genuine dispute. A sub who believes they are owed more will not sign, and no amount of process fixes that. The real remedies are commercial: negotiate and pay, hold the disputed amount in escrow with title, or bond around the lien — a bond substitutes surety for the property and clears title so the project can proceed while the dispute is resolved separately.

Everything except the last one is a filing discipline problem, solved by collecting waivers in the week payment clears and reconciling against your preliminary-notice list at every draw. Build that habit on draw one and the process becomes invisible; skip it and it becomes the reason a fully performing project cannot get its money. Send us the project and the contractor structure and we will tell you exactly which waivers your draw package will need before draw one goes in.

One closing caveat that should be obvious and often is not: lien law is state law and it varies substantially in deadlines, forms, notice requirements, and priority rules. Nothing here is legal advice. It is the vocabulary you need so your title officer and your counsel can give you an answer quickly.

Glossary

Mechanic’s lien

A statutory claim against real property available to parties who furnished labour or material and were not paid. Arises by statute rather than by contract with the owner.

Relation back

The rule in many states giving a mechanic’s lien priority from commencement of work or first furnishing rather than from its recording date — which can place it ahead of a lender’s later advances.

Conditional waiver

A release of lien rights that takes effect only when the stated payment actually clears. The correct form to sign before funding.

Unconditional waiver

A release effective immediately on signature, with no payment condition. Should be signed only after the corresponding funds have cleared.

Preliminary notice

Notice served by a potential claimant shortly after first furnishing labour or material, a precondition to lien rights in most states. Collectively, these notices form the definitive list of parties who can lien the project.

Second-tier claimant

A subcontractor or supplier engaged by another subcontractor rather than by the owner or general contractor. Holds lien rights against the property despite having no contract with the owner.

Notice of completion

A recorded document declaring the work finished. Where available, recording it typically shortens the period in which claimants may still record a lien.

Datedown endorsement

A title endorsement confirming no new liens or encumbrances have appeared since the prior check. Issued at each draw and before the final advance.

Bonding around a lien

Substituting a surety bond for the property as security for a disputed lien claim, clearing title so the project can proceed while the dispute is resolved separately.

Frequently asked questions