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Government Contract Disputes: How to Pursue a Claim or Fight a Terminatio



A dispute on a government contract follows rules that bear little resemblance to ordinary commercial litigation: you generally cannot just sue the government, you must first submit a formal claim to the contracting officer, and a wrong move on certification or deadlines can sink an otherwise valid claim. Government contract disputes arise during and after performance, over unpaid invoices, change orders, delays, defective specifications, equitable adjustments, and terminations, and they are governed largely by the Contract Disputes Act and a specialized appeal system. Whether you are a contractor seeking money the government owes you or defending against a termination for default, the procedure is as important as the merits.

Federal government contract disputes are governed by a layered system: the Contract Disputes Act, the FAR disputes clauses, the specific contract terms, agency-specific procedures, and the forum rules of the relevant board of contract appeals or the Court of Federal Claims. If you are in a dispute with a federal agency over a contract you are performing or completed, the claim-submission requirements and appeal deadlines are strict and unforgiving, so the path to recovery or defense should be mapped before you act.


1. What Government Contract Disputes Are and How They Arise


Government contract disputes are disagreements between a contractor and a federal agency over the performance, interpretation, or termination of a contract, and unlike ordinary contract disputes, they run through a statutory process built around the Contract Disputes Act rather than a direct lawsuit.

These disputes arise during or after performance, distinguishing them from bid protests, which challenge the award before performance begins. Common sources include nonpayment or disputed invoices, change orders and the extra cost they create, government-caused delays, differing site conditions on construction projects, defective or ambiguous specifications, disagreements over contract interpretation, and terminations. What makes them distinctive is the framework: the Contract Disputes Act requires a contractor to submit a claim to the contracting officer for a final decision before pursuing the matter in a forum that can award relief, and that procedural path, not a courthouse filing, is where a government contract dispute begins.

Recognizing that the dispute runs on a special track is the first step. Government contract disputes and government contracts matters proceed under the Contract Disputes Act, so the ordinary instinct to file a breach-of-contract lawsuit does not fit.



How Government Contract Disputes Differ from Bid Protests


Government contract disputes differ from bid protests in timing and subject: a bid protest challenges how a contract was awarded before performance, while a dispute concerns performance, payment, or termination after the contract is in place.

A bid protest is brought by a disappointed bidder contesting the award decision or the solicitation, and it is resolved through the protest forums on short deadlines. A government contract dispute, by contrast, involves a contractor that already holds the contract and disagrees with the agency about something that happened during performance, an unpaid claim, a change, a delay, a termination, and it runs through the Contract Disputes Act process. The two are governed by different statutes, different forums, and different timelines, and conflating them is a common and costly error. A contractor who lost an award protests; a contractor performing a contract who is owed money or facing a termination disputes.

The distinction determines the entire procedural route. Bid protests and contract disputes are separate worlds, so identifying which one a problem belongs to is essential before taking any step.



What Issues Most Often Lead to a Dispute


The issues that most often produce government contract disputes are payment disagreements, change orders, delays, defective specifications, and terminations, and each can give rise to a contractor claim or a government claim under the contract.

Payment disputes arise when the government withholds payment, disputes an invoice, or asserts the contractor owes money. Change orders generate disputes when the government directs work beyond the contract's scope and the parties disagree on the added cost or time, leading to a request for equitable adjustment. Delay claims arise when government-caused delays increase the contractor's costs. Defective or ambiguous specifications can support a claim when they cause extra work. Terminations, whether for default, alleging the contractor failed to perform, or for convenience, ending the contract for the government's reasons, are among the most consequential disputes. Each of these flows into the same claim-and-appeal framework.

The type of issue shapes the claim and its proof. Breach of contract litigation principles inform government contract claims, but the federal framework controls how and where they are pursued.



2. How the Contract Disputes Act Claim Process Works


The Contract Disputes Act sets the mandatory path for most government contract disputes: the contractor submits a written claim to the contracting officer, who issues a final decision, and only then can the contractor appeal to a board or court, with strict certification and deadline requirements along the way.

The process begins with a claim, a written demand seeking payment of a sum certain, an adjustment of contract terms, or other relief, submitted to the contracting officer. CDA timing starts here, not at the appeal: contractor claims generally must be submitted to the contracting officer within six years after the claim accrues, unless a shorter agreed period applies, so delay can defeat a claim before any appeal begins. For contractor claims exceeding $100,000, the required CDA certification must be included. The contracting officer must then issue a final decision within the prescribed time, and a failure to decide can be treated as a deemed denial that opens the appeal route. Only after the final decision, or deemed denial, can the contractor appeal.

The claim step is a mandatory prerequisite to CDA litigation or appeal, but the effect of a claim defect depends on the defect. A defective certification can often be corrected, while a failure to submit a proper claim to the contracting officer can prevent the board or court from reaching the merits. Claims for monetary damages against the government under a contract must travel this route, because the contracting officer's decision is the gateway to every forum that can grant relief.



How to Submit a Claim to the Contracting Officer


A Contract Disputes Act claim is a written demand submitted to the contracting officer seeking a specific sum, a contract adjustment, or other relief, and how it is prepared and certified determines whether it can proceed to a final decision and appeal.

The claim must be in writing, must clearly request a final decision, and must state a sum certain when seeking money, meaning a specific, calculable amount rather than an open-ended demand. For claims exceeding $100,000, the contractor must include the CDA certification attesting to the claim's good faith, the accuracy of the data, and the contractor's belief in the government's liability. It is important to distinguish a defective certification from no certification at all: a defective certification can be corrected before final judgment or board decision, but a failure to certify a claim over $100,000 is a different problem and can mean the contracting officer is not obligated to issue a decision. The contracting officer's deadlines also depend on the amount: for claims of $100,000 or less, the officer must decide within 60 days if the contractor requests a decision in that period, and for certified claims over $100,000, the officer must either decide within 60 days or notify the contractor when a decision will issue.

Proper preparation of the claim is the foundation of everything that follows. Administrative litigation before the boards begins with a claim that was correctly submitted and certified, because errors at this stage can bar or delay the appeal.



How to Appeal a Contracting Officer'S Final Decision


After the contracting officer issues a final decision, or fails to decide within the required time, the contractor can appeal, and it must choose between a board of contract appeals and the Court of Federal Claims within strict and different deadlines.

The contractor has two forums. It can appeal to the relevant board of contract appeals, generally within 90 days of receiving the final decision, a forum with judges experienced in government contracts. Alternatively, it can bring an action in the Court of Federal Claims, generally within 12 months of the final decision, a judicial forum. If the contracting officer fails to issue a decision within the required time, that failure may be treated as a deemed denial authorizing an appeal or suit, although a board or court may stay the case to obtain an actual contracting officer decision first. The choice of forum carries trade-offs in timing, procedure, cost, and approach, and the deadline must be met, because missing it forfeits the appeal.

The forum choice and its deadline are decisive. Administrative appeal process selection between a board and the court depends on the dispute, but the deadline to appeal is unforgiving in either direction.

StepWhat HappensKey Timing
Submit claimWritten claim to the contracting officer; certify if over $100,000Generally within 6 years of claim accrual
Final decisionContracting officer decides or is deemed to deny60 days for claims of $100,000 or less on request; over $100,000, decide or set a date
Appeal to boardBoard of contract appeals hears the disputeGenerally 90 days from the final decision
Appeal to Court of Federal ClaimsJudicial action on the claimGenerally 12 months from the final decision


How Adr and Continued Performance Fit the Dispute


Alternative dispute resolution and the duty to keep performing are two practical realities in government contract disputes, and misunderstanding either, by assuming ADR pauses deadlines or that a dispute lets the contractor stop work, can damage a contractor's position.

ADR can be a useful way to resolve a government contract dispute without full litigation, and the FAR encourages it, but it should not be treated as extending CDA appeal deadlines; the FAR provides that ADR used after a contracting officer's final decision does not alter the time limits or procedural requirements for filing an appeal. Separately, contractors should check whether the contract requires continued performance during the dispute. In contracts using the Disputes clause with its Alternate I, the agency may require the contractor to continue performing in accordance with the contracting officer's decision while the claim is being resolved, rather than stopping work over the disagreement. Both realities must be managed alongside the claim.

Neither ADR nor an ongoing dispute suspends the contractor's core obligations. Alternative dispute resolution in a government contract dispute can resolve the matter, but the appeal clock and any continued-performance duty keep running.



3. How Terminations and Major Claims Are Handled


Among government contract disputes, terminations and large performance claims carry the highest stakes, because a termination for default can end a contractor's contract and damage its record, while equitable adjustment and delay claims can involve substantial sums, and each is handled through the claim process with its own strategy.

A termination for default, the government ending the contract for the contractor's alleged failure to perform, is one of the most serious actions a contractor can face, carrying financial and reputational consequences, and it can often be challenged, sometimes by showing the default was excusable or the government's own conduct caused the problem. A termination for convenience ends the contract for the government's reasons and entitles the contractor to a defined measure of recovery, which itself can be disputed. Equitable adjustment claims for changes, delays, and differing conditions seek to recover the added cost of work the contractor was effectively forced to perform. These higher-stakes disputes reward careful documentation and strategy.

The consequences make these disputes worth handling carefully. Contract termination and damages for breach issues in the government context follow the Contract Disputes Act framework, where the stakes of a termination or major claim are highest.



How to Challenge a Termination for Default


A termination for default can frequently be challenged, because the government bears the burden of justifying it, and a contractor may defeat or convert it by showing the failure was excusable, the government contributed to it, or the default was not justified.

When the government terminates for default, it must establish that the contractor failed to perform as required, and the contractor can contest that showing on several grounds: that the delay or failure was excusable due to causes beyond its control, that the government's own actions, defective specifications, failure to cooperate, or improper direction, caused or contributed to the problem, or that the termination was otherwise unjustified. A successful challenge can overturn the default termination, and in appropriate cases convert it into a termination for convenience, which changes the contractor's financial position substantially. Because a default termination is appealed through the Contract Disputes Act process, the contractor pursues it as a claim and appeal.

Challenging a default termination is often more viable than contractors assume. Administrative litigation over a default termination tests whether the government can actually justify it, which it cannot always do.



How Equitable Adjustment and Delay Claims Work


Equitable adjustment and delay claims seek to recover the additional cost and time a contractor incurred because of changes, government-caused delays, or differing conditions, and they require proving both entitlement and the amount with documentation.

A request for equitable adjustment is not always the same thing as a CDA claim: an REA can be used to negotiate added cost or time, but if the dispute must be appealed, the contractor usually needs a CDA claim requesting a contracting officer's final decision, with a sum certain and certification if required. Delay claims seek compensation when government-caused delays extend performance, and they require distinguishing government-caused delay from contractor-caused or concurrent delay. Differing site condition claims, common in construction, require careful notice: the standard clause can bar an equitable-adjustment request if the contractor fails to give the required written notice, and no request is allowed after final payment under that clause. Each claim demands two showings, entitlement and the amount, proven through cost records, schedules, and analysis.

These claims succeed on proof of both responsibility and amount. Claims for monetary damages in an equitable adjustment depend on documenting the link between the government's action and the contractor's added cost.



4. Frequently Asked Questions about Government Contract Disputes


These questions come from contractors owed money by a federal agency, from those facing a termination for default, from companies dealing with change orders and delays, and from contractors trying to understand how to pursue or defend a claim against the government.



What Is a Government Contract Dispute?


A government contract dispute is a disagreement between a contractor and a federal agency over the performance, interpretation, payment, or termination of a contract. It arises during or after performance, which distinguishes it from a bid protest that challenges how a contract was awarded. Common disputes involve unpaid or disputed invoices, change orders and their added cost, government-caused delays, defective specifications, and terminations for default or convenience. These disputes are governed largely by the Contract Disputes Act, which requires the contractor to submit a formal claim to the contracting officer for a final decision before appealing to a board of contract appeals or the Court of Federal Claims. The process is procedural and strict, so following it correctly is as important as the merits.



How Do I File a Claim against the Government on a Contract?


You submit a written claim to the contracting officer under the Contract Disputes Act. The claim must clearly request a final decision and, when seeking money, state a sum certain, a specific calculable amount. For claims exceeding $100,000, you must include the CDA certification attesting to the claim's good faith and accuracy, and you should note that a defective certification can be corrected, while a complete failure to certify is a different and more serious problem. Claims generally must reach the contracting officer within six years of when the claim accrued. The officer must then decide within set timeframes, and a failure to decide can be a deemed denial. Only after the final decision or deemed denial can you appeal, so the claim step cannot be skipped.



Can I Challenge a Termination for Default?


Yes, and default terminations are challenged successfully more often than many contractors expect. When the government terminates for default, it must justify that the contractor failed to perform as required, and you can contest that on several grounds: that the failure was excusable due to causes beyond your control, that the government's own conduct, such as defective specifications or failure to cooperate, caused or contributed to the problem, or that the default was otherwise unjustified. A successful challenge can overturn the termination and in appropriate cases convert it into a termination for convenience, which improves your financial position substantially. Because the challenge runs through the Contract Disputes Act, you pursue it as a claim and an appeal, with strict deadlines.



What Is the Difference between Termination for Default and for Convenience?


They are very different. A termination for default ends the contract because the government alleges the contractor failed to perform, and it carries financial and reputational consequences, including potential liability for reprocurement costs. A termination for convenience ends the contract for the government's own reasons, not because of contractor fault. Convenience recovery is not simply full lost profits on the whole contract; it usually turns on the termination clause, allowable costs, the work performed, settlement expenses, profit on work done where permitted, and the termination settlement process. One goal in challenging a default termination is to convert it to a convenience termination, because that shifts the contractor from facing liability to being entitled to a defined recovery. The distinction is central to the stakes.



How Long Do I Have to Appeal a Contracting Officer'S Decision?


The deadlines are strict and depend on the forum you choose. If you appeal to a board of contract appeals, you generally have 90 days from receiving the contracting officer's final decision. If you instead bring an action in the Court of Federal Claims, you generally have 12 months from the final decision. These are very different windows, and missing the applicable one forfeits your appeal, so the choice of forum and attention to the deadline are critical. If the contracting officer fails to issue a decision within the required time, that can be treated as a deemed denial, which also opens the appeal routes, though a tribunal may stay the matter to get an actual decision. Importantly, using ADR after a final decision does not extend these appeal deadlines.



Do I Need a Sum Certain to Bring a Contract Claim?


When your claim seeks money, yes, you generally must state a sum certain, meaning a specific, calculable dollar amount rather than an open-ended or estimated demand. This is a recurring trap, because a claim that fails to state a sum certain can be rejected on that basis regardless of its merit, costing time and sometimes jeopardizing the claim under the six-year limitations period. A request for equitable adjustment used to negotiate is not automatically a CDA claim; converting it usually requires a written claim to the contracting officer requesting a final decision, with the sum certain and, over $100,000, the certification. Claims seeking non-monetary relief, such as a contract interpretation, follow related but distinct requirements. Getting the claim's form right before submission is essential.


24 Dec, 2025


The information provided in this article is for general informational purposes only and does not constitute legal advice. Prior results do not guarantee a similar outcome. Reading or relying on the contents of this article does not create an attorney-client relationship with our firm. For advice regarding your specific situation, please consult a qualified attorney licensed in your jurisdiction.
Certain informational content on this website may utilize technology-assisted drafting tools and is subject to attorney review.

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