You can sue an insurance company for denying a claim when the denial breaks the terms of your policy or the insurer handled your claim in bad faith. Not every denial is illegal. Some apply exclusions and conditions you agreed to when you bought the policy, and those denials, however frustrating, are lawful. The denials worth fighting in court are the ones where the insurer owed you money under the contract and refused to pay, or where it handled your claim dishonestly along the way. Before you reach a courtroom, there are several mandatory stops, and missing any of them can sink an otherwise winnable case.
When a Denial Gives You Grounds to Sue
Insurers deny claims lawfully every day. If the loss falls under a written exclusion (flood damage on a standard homeowner’s policy, for example), if you missed a policy condition such as the reporting deadline, or if you made a material misrepresentation on your application like failing to disclose a prior claim or a pre-existing condition, the insurer is doing what the contract allows. Those denials are not actionable.
Everything changes when the policy’s plain language covers your loss and the insurer refuses anyway. That is breach of contract. The policy is a binding agreement, and failure to honor it is grounds to sue.
Bad faith is the more serious category. It means the insurer did more than get the answer wrong — it acted unreasonably or dishonestly. The National Association of Insurance Commissioners publishes a model act, adopted in some form by most states, that identifies conduct crossing into unfair claims practices: misrepresenting policy terms, failing to investigate using reasonable standards, refusing to pay without a proper investigation, lowballing a settlement, and forcing you to sue to collect benefits the insurer knows it owes.1NAIC. Unfair Claims Settlement Practices Act Model Law
How bad faith is treated varies by state. Some states handle it as a contract claim, which limits you to the financial harm the breach caused. Others treat it as a tort, which opens the door to emotional distress and punitive damages. A handful of states have specific statutes that create a separate cause of action for unfair insurance practices, with their own penalty structures. The distinction has a large effect on what your case is worth.
Steps to Take Before You File
Going straight to court is almost always the wrong move. Courts expect you to try other channels first, and skipping them can weaken or disqualify your case.
Build the File
Start the day you receive the denial. Pull together the complete policy, including endorsements and exclusions and not just the declarations page. Keep the written denial letter stating the insurer’s reason, every piece of correspondence, a log of phone calls with dates and names, and all evidence supporting the claim: repair estimates, medical records, photographs. This file is the foundation of everything that follows.
File a Complaint With Your State Insurance Department
Every state has an insurance department that investigates consumer complaints, and filing is free, usually online.2NAIC. How to File a Complaint and Research Complaints Against Insurance Carriers The department contacts your insurer, requests its claim file, and evaluates whether the denial followed the law. A regulatory inquiry sometimes produces a result that months of phone calls could not.
Use the Internal Appeals Process
Most insurers have a formal appeals process in which a different, higher-level reviewer re-examines the denial. For health insurance, federal law guarantees this right. Submit a written appeal with additional supporting documentation such as a second medical opinion, supplemental records, or a detailed explanation of why the denial was wrong.3HealthCare.gov. Internal Appeals Treat this as a real argument, not a formality. A well-prepared internal appeal with new evidence is sometimes all it takes.
Request External Review for a Health Insurance Denial
If a health insurer denies your internal appeal, federal law gives you the right to an independent external review by reviewers who have no connection to the insurer.4Office of the Law Revision Counsel. 42 USC 300gg-19 – Appeals Process You have four months from the final internal denial to file.5eCFR. 45 CFR 147.136 – Internal Claims and Appeals and External Review The independent review organization has 45 days to decide, and if it overturns the denial, the insurer must pay immediately. The decision binds the insurer, though either side keeps the right to pursue further legal remedies. Many policyholders don’t know this exists.
Send a Demand Letter
A demand letter is a formal written statement of your position. Identify the claim, explain why the denial was wrong, cite the policy provisions that support coverage, and state the amount you expect and the date by which you expect it. The letter shows a good-faith effort to resolve the dispute and creates a written record a court will see later. Send it by certified mail so you have proof of delivery.
Consult an Insurance Attorney
A lawyer who handles insurance disputes can evaluate whether you have a viable breach-of-contract or bad-faith claim, estimate what the case is worth, and flag issues you may not spot on your own, including the ERISA and deadline problems discussed below. Most insurance bad faith attorneys work on contingency, typically between 25% and 40% of any recovery, so representation does not require money upfront.
The ERISA Problem for Employer-Sponsored Coverage
If your insurance comes through your employer, and for most working Americans it does, a federal law called ERISA changes what you can do and what you can collect. This is where expectations collide with reality.
ERISA preempts state laws that relate to employee benefit plans, which means the state-level bad faith claims and expanded damages described elsewhere in this article are largely unavailable.6Office of the Law Revision Counsel. 29 USC 1144 – Other Laws Under ERISA you can sue to recover benefits due under the plan, to enforce your rights under the plan, or to clarify your entitlement to future benefits.7Office of the Law Revision Counsel. 29 USC 1132 – Civil Enforcement What you generally cannot recover is punitive damages, emotional distress damages, or consequential losses beyond the denied benefit itself. Even where the insurer’s conduct was outrageous, the most you are likely to get in an ERISA case is the value of the denied claim.
ERISA also creates a procedural trap. Federal courts require you to exhaust every level of internal appeal the plan offers before filing suit. Skip the appeals process and the case will almost certainly be dismissed. Arguing that an appeal would have been futile is a hard sell; the fact that the insurer denied the claim once does not prove it would deny the appeal.
Exceptions are narrow. A policy purchased through an employer may fall outside ERISA if the employer makes no contributions, participation is voluntary, and the employer’s only role is allowing payroll deductions. Individual policies purchased outside employment, including marketplace plans and policies bought directly from an insurer, are not subject to ERISA. When ERISA does not apply, the full range of state-law remedies remains available.
Deadlines That Can End Your Case
Every insurance lawsuit has a deadline. Miss it and you lose your right to sue, no matter how strong the underlying claim. Two clocks may be running at once.
The first is your state’s statute of limitations for breach of contract or bad faith. These vary widely. Some states allow as few as four years for a contract claim; others allow up to ten. Bad faith claims treated as torts may have shorter windows.
The second, and more dangerous, is a contractual limitations period written into the policy. Many policies require suit within one or two years of the loss or the denial, often shorter than the state statute would allow. Courts in most states enforce these shortened deadlines. Read the policy. The state’s longer limit will not save you.
The clock typically starts on the date of the denial or the date you discovered, or should have discovered, the grounds for your claim. Waiting is the single most common way people lose otherwise winnable insurance cases.
How the Lawsuit Works
If pre-litigation steps don’t resolve things, you file a complaint in court. It identifies you and the insurer, lays out the facts of the denial, states your legal claims (breach of contract, bad faith, or both), and specifies the relief you seek, typically payment of the denied claim plus additional damages.
The insurer is served, answers, and the case enters discovery. Both sides exchange information. You can send the insurer written questions that must be answered under oath, request internal claim files and communications, and take depositions of adjusters and company representatives.8Legal Information Institute. Federal Rules of Civil Procedure Rule 33 – Interrogatories to Parties Bad faith cases are won or lost in discovery, where the insurer’s internal emails, adjuster notes, and claim-handling guidelines reveal whether the denial was a reasonable judgment call or a deliberate effort to avoid paying.
Settlement talks run throughout, and the great majority of insurance lawsuits settle before trial. Many courts require the parties to attempt mediation, a structured negotiation with a neutral third party who helps both sides find common ground.9Legal Information Institute. Mediation The mediator does not decide the case; they facilitate. If mediation fails, the case goes to trial before a judge or jury.
Costs to Expect
Even on contingency, litigation costs money. Court filing fees for civil cases typically run a few hundred dollars. Expert witnesses, deposition transcripts, and document production add up. On contingency, the attorney usually fronts these costs and recoups them from any recovery, but some agreements require you to cover expenses if you lose. Read the fee agreement before signing.
Arbitration Clauses
Some policies contain mandatory arbitration clauses that keep you out of court entirely. Arbitration is a private process with limited discovery, no jury, and almost no right of appeal. If your policy has one, you are typically bound by it. Check before assuming you can file suit; an attorney can tell you whether the clause is enforceable.
What You Can Recover
What’s available depends on whether you bring a breach-of-contract claim, a bad faith claim, or both, and on whether ERISA applies.
Compensatory Damages
At a minimum, a successful suit recovers the value of the denied claim, the amount the insurer should have paid under the policy. In breach-of-contract cases, you can also recover prejudgment interest calculated from the date the claim should have been paid, compensating you for losing the use of that money during the dispute.
Consequential Damages
In states that allow broader bad faith recovery, you can pursue the financial harm that followed from the denial. If your homeowner’s claim was denied and you took out a high-interest loan to cover emergency repairs, the excess interest is consequential damages. If a disability claim denial caused you to fall behind on your mortgage, those losses count too. You need a direct causal link between the denial and the harm.
Emotional Distress
Several states allow emotional distress damages in insurance bad faith cases, recognizing that insurance exists to provide security during difficult times and that a wrongful denial compounds the original misfortune. Availability varies. Some states require particularly egregious bad faith; others allow recovery whenever the insurer breaches its duty of good faith. These damages are generally not available in ERISA cases.
Punitive Damages
When conduct is especially outrageous, punitive damages may be on the table. They punish the insurer and deter similar behavior rather than compensate you for a specific loss. Most states that allow them in bad faith cases require proof of something more than unreasonableness, such as intentional misconduct, reckless disregard for your rights, or a pattern of similar conduct.
Punitive awards face constitutional limits. The U.S. Supreme Court has held that awards exceeding a single-digit ratio to compensatory damages will rarely satisfy due process, and that when compensatory damages are already substantial a 1-to-1 ratio may be the outer limit.10Legal Information Institute. State Farm Mutual Automobile Insurance Co. v. Campbell Courts evaluate excessiveness using the reprehensibility of the conduct, the ratio between punitive and compensatory damages, and comparison with civil penalties for similar misconduct.11Justia. BMW of North America Inc. v. Gore Some states also impose statutory caps.
Attorney Fees
A number of states have fee-shifting statutes that require the insurer to pay your attorney fees if you win a bad faith case. That matters: it means the insurer cannot simply outlast you by running up litigation costs. Without a fee-shifting statute, each side pays its own lawyers regardless of outcome.
Taxes on What You Recover
How a settlement or judgment is taxed depends on what type of damages you received. The IRS treats each category differently, and failing to plan for the tax bill can turn a good result into a disappointing one.
Compensatory damages received for personal physical injuries or physical sickness are excluded from gross income.12Office of the Law Revision Counsel. 26 USC 104 – Compensation for Injuries or Sickness Most insurance denial lawsuits don’t involve physical injury; they involve financial losses from unpaid claims. Damages for non-physical harm, including emotional distress not tied to a physical injury, are taxable as ordinary income.13IRS. Tax Implications of Settlements and Judgments
Punitive damages are fully taxable in every case, regardless of whether the underlying claim involved physical injury.12Office of the Law Revision Counsel. 26 USC 104 – Compensation for Injuries or Sickness If the case settles, the way the settlement agreement allocates the payment among categories affects what you owe. Talk to a tax professional before signing. A poorly structured settlement can create an unnecessary tax burden.
The denied claim payment itself, once recovered, is generally treated the same as it would have been if the insurer had paid on time. If the underlying benefit would not have been taxable (a property insurance payout to repair your home, for example), the recovered amount typically isn’t either. Interest, punitive damages, and damages for non-physical emotional distress all go on your return.