Construction retainage laws vary by state, but most cap the amount that can be withheld from each progress payment at 5% to 10% and require release within 30 to 60 days of a defined completion event. The exact rules — the cap itself, whether it applies to public or private work, whether the funds must sit in escrow, whether alternative securities can replace cash, what penalties apply for late release, and whether any of it can be waived by contract — depend on which state’s law governs the project. Federal contracts operate under a separate regime that overrides state law. Because retainage often equals a contractor’s entire profit margin on a job, checking the applicable rules before signing is one of the more consequential financial steps in any construction contract.
Retainage Caps on Public Projects
State legislatures regulate publicly funded construction more tightly than private work, and the caps on government projects tend to sit at the lower end of the range.
California Public Contract Code Section 7201 limits retainage on state and local public works contracts to 5% of each progress payment, and total retainage can never exceed 5% of the overall contract price. The cap flows down through the payment chain: a general contractor cannot withhold a higher percentage from a subcontractor than the public entity withholds from the general contractor.1California Legislative Information. California Public Contract Code 7201
Florida’s current public works retainage law caps withholding at 5% of each progress payment. An earlier version of the statute allowed up to 10% until the project reached 50% completion and then required a reduction to 5%, but the legislature has amended Section 255.078 to impose a flat 5% ceiling from the start. The law does not apply to contracts of $200,000 or less, and it carves out projects funded in part by federal grants that impose their own requirements.2Florida Senate. Florida Code 255.078 – Public Construction Retainage
Arizona sets its public works retainage at 10% of all estimates. The higher rate is offset by a statutory right for contractors to substitute securities for cash withholding. Retained funds must be paid within 60 days after the project is completed, and any delay beyond that window requires a written explanation from the public agency.3Arizona Legislature. Arizona Code 34-221
Washington caps public works retainage at 5% and treats the withheld funds as a trust fund held for the protection of workers, subcontractors, and the state’s tax claims against the contractor.4Washington State Legislature. RCW 60.28.011 – Retained Percentage
Pennsylvania limits public retainage to 10% of each progress payment and requires that half be released once the project is 50% complete.
If a public contract sets a withholding rate above the statutory cap, courts will typically override the contract language and enforce the lower statutory limit. On a multimillion-dollar project, the difference between a 5% and a 10% cap is real money sitting in someone else’s account for months or years.
Retainage on Private Projects
Private construction runs under a looser framework. Some states impose statutory caps on private work; others leave the percentage entirely to the parties’ contract. The result is more room to negotiate and more risk for subcontractors without leverage against larger general contractors or developers.
Texas Property Code Section 53.101 requires an owner to reserve 10% of the contract price, or 10% of the value of work performed, throughout the project and for 30 days after the work is completed. This mandatory withholding exists primarily to protect the owner against mechanic’s lien claims filed by subcontractors who weren’t paid by the prime. It’s a defensive cushion, not optional.5State of Texas. Texas Property Code 53-101 – Funds Required to Be Reserved
Pennsylvania has no statutory limit on private construction retainage; the amount is governed entirely by the contract. A private developer could contractually withhold 15% or more if the subcontractor agrees to it, which is exactly the kind of imbalance that prompted other states to legislate caps.
The practical range for private commercial projects across most states falls between 5% and 10%, with some states leaving it unregulated. Residential projects sometimes receive different treatment: a handful of states exempt single-family home construction from their retainage statutes or apply different caps. When no statute governs, the contract is the law, which makes it critical for subcontractors to negotiate retainage terms before signing rather than assume a statutory safety net exists.
Retainage on Federal Construction Projects
Federal construction contracts follow their own rules, and those rules override state retainage laws. Under FAR clause 52.232-5, when a contractor is making satisfactory progress, the contracting officer must authorize full payment of each progress invoice with no retainage. The government may withhold up to 10% only when it finds that satisfactory progress has not been achieved. Once the work is substantially complete, the contracting officer can retain only the amount needed for the government’s protection and must release everything else.6Acquisition.GOV. 52.232-5 Payments under Fixed-Price Construction Contracts
The Prompt Payment Act (31 U.S.C. § 3905) sets the timeline for releasing money once it’s owed. Every federal construction contract must include a clause requiring the prime contractor to pay subcontractors within 7 days of receiving payment from the government. That obligation flows down through every tier. If a prime contractor misses the deadline, the subcontractor is entitled to interest at the rate the government pays on late invoices.7Office of the Law Revision Counsel. 31 USC 3905 – Payment Provisions Relating to Construction Contracts
One caveat matters. The Prompt Payment Act does not prevent prime contractors from including retainage provisions in their subcontracts. A prime receiving full payment from the government can still contractually retain a percentage from its subcontractors. The 7-day flow-down applies to amounts actually received, not to amounts held back under a subcontract retainage clause.7Office of the Law Revision Counsel. 31 USC 3905 – Payment Provisions Relating to Construction Contracts
Because mechanic’s liens don’t attach to federal property, the Miller Act (40 U.S.C. § 3131) requires every federal contract over $100,000 to include a payment bond equal to the total contract price. That bond gives unpaid subcontractors and suppliers a direct claim against the surety. For subcontractors on federal work, the payment bond is the primary recourse for recovering unpaid retainage, not a lien on the property.8Office of the Law Revision Counsel. 40 USC 3131 – Bonds of Contractors of Public Buildings or Works
When Retainage Must Be Released
The event that starts the release clock varies by state, and getting it wrong is where most payment disputes begin. Some statutes tie release to substantial completion, others to final approval, and the difference matters.
New York General Business Law Section 756-c requires the owner to release retainage within 30 days after final approval of the work. That language is deliberate. Final approval is not the same as substantial completion. A project can be substantially complete (the owner has moved in, the building is usable) long before the punch list is finished and final approval is issued. A contractor who assumes the 30-day clock starts at substantial completion may be waiting considerably longer than expected.9New York State Senate. New York General Business Law 756-C – Retention
When a project reaches substantial completion, many contracts allow the owner to hold back a reserve equal to 150% of the estimated cost of remaining punch list items while releasing the rest of retainage. That approach keeps a cushion for final corrections without freezing the entire retainage balance over cosmetic work. Once the punch list is finished and closeout documents are submitted, the remaining holdback is due.
Release deadlines across the states typically fall between 30 and 60 days after the triggering event. But the contractor usually must submit a proper invoice or payment request to start that clock. Finishing the work isn’t enough if the paperwork doesn’t follow. Most prompt payment statutes require a written demand before interest and penalties can accrue, so documenting the completion date and submitting the final invoice immediately is the single best move for protecting the right to timely payment.
Line-Item Release for Early-Finishing Trades
Some states and contracts allow line-item retainage release, which matters for specialty trades that finish early. A foundation contractor or a demolition crew might complete their scope within the first few months of a two-year build. Without line-item release, that retainage sits frozen until the entire project wraps up. Line-item release lets the subcontractor collect withheld funds once their specific scope is finished and accepted, regardless of the project’s overall status.
Termination Before Completion
When a contract is terminated for convenience before substantial completion, normal release triggers don’t apply. On federal projects, FAR clause 52.249-2 requires the contractor to submit a settlement proposal within one year of the termination date. The contracting officer and contractor then negotiate a total settlement amount, which may include a reasonable allowance for profit on completed work, capped at the adjusted contract price minus prior payments.10Acquisition.GOV. Termination for Convenience of the Government (Fixed-Price)
State-level rules for terminated contracts vary, but the general principle holds: once the contract ends, the owner must account for withheld funds and pay for the work actually performed within a reasonable time. A terminated contractor is generally entitled to retainage attributable to accepted work, minus any legitimate offsets.
Pay-When-Paid and Pay-If-Paid Clauses
These clauses have a direct effect on when subcontractors actually see their retainage. A pay-when-paid clause generally means the general contractor will pay the subcontractor within a reasonable time after receiving payment from the owner. A pay-if-paid clause is harsher: it makes owner payment a condition that must occur before the subcontractor has any right to payment at all.
States split sharply on enforceability. New York, California, North Carolina, South Carolina, Wisconsin, Nevada, and Delaware are among those that void pay-if-paid clauses entirely, either by statute or court decision. The reasoning is that shifting the entire risk of owner nonpayment onto a subcontractor who has no relationship with the owner is unfair. In these states, a subcontractor who completed the work is entitled to payment regardless of whether the owner ever paid the general contractor.
Other states, including Florida, Louisiana, Michigan, and Pennsylvania, will enforce a pay-if-paid clause when it is drafted with clear, unambiguous language establishing owner payment as an explicit condition precedent. Wording matters. A vaguely worded timing provision reads as pay-when-paid, while a clause that specifically states the subcontractor assumes the risk of owner nonpayment can operate as a true condition.
For retainage specifically, courts in many jurisdictions have held that a subcontractor’s right to retainage becomes an independent obligation once their scope is accepted, separate from disputes between the general contractor and owner over other parts of the project. That view limits how far a pay-if-paid clause can stretch when the delay has nothing to do with the subcontractor’s work.
Escrow Accounts and Interest
Several states require withheld retainage to be deposited into a separate, interest-bearing escrow account rather than commingled with the owner’s or general contractor’s operating funds. Segregation prevents the holding party from using someone else’s earned money as working capital and protects the funds from creditors if the owner or general contractor goes bankrupt.
Tennessee has one of the strongest escrow requirements. For any contract where the prime contract amount is $500,000 or more, Section 66-34-104 of the Tennessee Code requires retainage to be deposited into a separate interest-bearing escrow account with a third party as soon as any retainage is withheld. Upon satisfactory completion, the entire escrow balance plus all accumulated interest must be paid immediately to the party that earned it. Compliance is mandatory and cannot be waived by contract.11Justia. Tennessee Code 66-34-104 – Retention of Portion of Contract Price in Escrow
Tennessee’s penalties for ignoring the requirement are unusually aggressive. A party that fails to deposit retainage into escrow owes the contractor $300 per day in damages for every day the funds remain outside the required account, accruing from the date the retainage was first withheld. If the party still hasn’t deposited the funds within seven days after receiving written notice, the violation becomes a Class A misdemeanor.11Justia. Tennessee Code 66-34-104 – Retention of Portion of Contract Price in Escrow
Ohio takes a phased approach. Under Revised Code Section 153.13, retainage on public improvements must be placed into an escrow account once the project reaches 50% completion. Contracts under $15,000 are exempt.12Ohio Legislative Service Commission. Ohio Code 153.13 – Estimates of Labor and Materials
Escrow arrangements typically use a neutral third-party custodian, often a bank, that holds the funds and disburses them only when proper documentation of project milestones is provided. Custodian fees are generally paid by the owner or shared, depending on the state. For the contractor, the key advantage is that escrowed funds are shielded from the owner’s financial problems. If the owner faces a lawsuit, a tax lien, or bankruptcy, properly escrowed retainage belongs to the contractor and shouldn’t be reachable by the owner’s creditors.
Alternative Securities as Substitutes for Cash Retainage
Tying up 5% or 10% of every progress payment for the life of a project is expensive. On a $10 million contract, 10% retainage means $1 million in earned revenue sitting in someone else’s account, often for a year or more. Many states address this by letting contractors substitute alternative securities for cash retainage, so the owner keeps the same financial protection without draining the contractor’s liquidity.
Arizona is a clear example. Under Section 34-221, a public works contractor can replace the 10% cash retainage with an equivalent value of government bonds, certificates of deposit, money market accounts, or shares of state-licensed savings institutions. When the contractor provides substitute securities, they are entitled to keep all interest and income earned on those securities as it accrues. Once the project is completed and the contractor provides satisfactory receipts and lien waivers, the securities are returned within 60 days. The same substitution right extends to subcontractors.3Arizona Legislature. Arizona Code 34-221
Retainage bonds are another common substitute. A surety company guarantees that the contractor will complete the obligations retainage would have covered, and the owner accepts the bond in place of cash. Unlike a standard performance bond that covers the full contract, a retainage bond specifically replaces the withheld funds. Many statutes require the owner to accept a conforming retainage bond if the contractor offers one, removing the owner’s discretion to refuse.
Requirements for substitute securities are strict. Letters of credit must remain valid through final completion including any warranty period. Certificates of deposit must include a signed waiver from the bank preventing it from exercising any right of setoff. The value of the substitute must always equal or exceed the cash amount it replaces. Contractors with the credit profile to secure these instruments gain a real cash flow advantage, and owners lose nothing in terms of protection.
Penalties for Late or Wrongful Withholding
States impose financial penalties on parties who fail to release retainage on time, and the rates are set high enough to make late payment more expensive than prompt payment.
Louisiana Revised Statutes Section 9:2784 imposes a penalty of one-half of one percent per day on unpaid amounts when a contractor or subcontractor fails to pass along payment within 14 days of receiving it from the owner. That’s 0.5% per day, not per month. On a $200,000 retainage balance, the penalty is $1,000 per day. The total penalty is capped at 15% of the outstanding balance.13Justia. Louisiana Revised Statutes 9-2784 – Late Payment by Contractors to Subcontractors and Suppliers
Beyond statutory interest and penalties, most states allow the unpaid party to recover attorney fees and court costs when a lawsuit is required to collect wrongfully withheld retainage. That protection prevents the cost of litigation from eating into the contractor’s profit margin. Some states also allow enhanced damages when the withholding party acted in bad faith by deliberately holding funds with no legitimate justification.
Proportionality also matters. If an owner withholds $100,000 in retainage claiming a defect, but the actual repair cost is $5,000, the owner doesn’t get to hold the entire balance penalty-free. Courts in most states apply interest and penalties to the $95,000 that exceeded any reasonable estimate of the defect cost. The party withholding money bears the burden of proving the amount held was proportional to a documented contractual failure.
Administrative consequences can compound the financial ones. Government agencies may debar contractors from future public bidding if they repeatedly violate prompt payment or retainage statutes. For a contractor whose business depends on public work, losing bidding eligibility is more damaging than any interest penalty.
Anti-Waiver Protections
One of the more overlooked aspects of state retainage law is whether a contractor can be forced to sign away their statutory protections. When a subcontractor is presented with a contract stating that the retainage provisions of a given statute do not apply, whether that waiver is enforceable depends entirely on where the project is located.
Tennessee’s retainage escrow law explicitly states that compliance is mandatory and cannot be waived by contract.11Justia. Tennessee Code 66-34-104 – Retention of Portion of Contract Price in Escrow Utah takes a similar approach, prohibiting contractual waiver of its retainage rights and requirements. Rhode Island and Missouri also have statutory language making contract terms that conflict with their retainage statutes unenforceable.
Other states are less protective. Virginia explicitly excludes retainage from its prompt payment statute, meaning the timing of retainage release on Virginia projects is governed by the contract rather than by statute. In those states, a subcontractor who signs unfavorable retainage terms has little statutory recourse.
Before signing any construction subcontract, check whether the applicable state statute includes anti-waiver language. If it does, a clause attempting to strip those protections is void regardless of what both parties agreed to. If it doesn’t, the contract terms will likely control, and the time to negotiate is before signing.
Notice and Claim Deadlines
Earning retainage and having a legal right to collect it are two different things. Several states require subcontractors and suppliers to file formal notices within strict deadlines to preserve their claim against withheld funds, and missing those deadlines can forfeit the right entirely.
Washington is a sharp example. To claim against the 5% retainage held on a public works contract, a claimant must file a notice of lien with the public body that awarded the contract within 45 days of the completion of all contract work. A copy must also go to the contractor. Miss the 45-day window and the claim is waived; the money goes back to the contractor.4Washington State Legislature. RCW 60.28.011 – Retained Percentage
Retainage claim deadlines interact with mechanic’s lien deadlines in ways that catch contractors off guard. In most states, the clock for filing a mechanic’s lien runs from the last day work was performed or materials were furnished. Since retainage is typically the last payment a contractor expects, the lien deadline can expire while the contractor is still waiting for release. Track both deadlines independently and file protective liens before the deadline passes, even when retainage release is expected voluntarily.
On the payment side, most states require a written demand for payment before statutory penalties and interest start accruing. Waiting and hoping the check arrives is not enough to preserve the right to late-payment penalties. Send the demand in writing, document the date, and keep proof of delivery. That paper trail is the difference between collecting interest on late retainage and being told the penalty provisions were never properly triggered.