A high price alone isn't proof of price gouging. The useful question is whether the increase violates a rule that applied to that transaction, in that place, at that time.
Start with one purchase. Identify the seller and location, save the receipt and the earlier price, compare the same product or service, and check whether an emergency declaration activated a state rule. A national inflation figure or a matching price at nearby stores can provide context, but neither proves that a particular business broke the law.
Evidence that can support a price-gouging complaint
Save the evidence before a listing disappears or a bill changes again.
| Evidence | What it can show | What to check |
|---|---|---|
| Receipt, invoice, or order confirmation | What you actually paid | Date, seller, item, quantity, taxes, fees, and total |
| Earlier price | A comparison point | Same product, size, service, and billing period |
| Dated photos or screenshots | The advertised price and availability | Website or store sign, product details, location, and time |
| Emergency declaration | Whether an emergency-based rule may apply | Issuing authority, covered area, dates, and active period |
| Seller communications | The reason the seller gave for the increase | Emails, chats, notices, and responses |
| Several similar transactions | A possible pattern | Treat a pattern as a reason to investigate, not conclusive proof |
A receipt establishes the amount you paid. It doesn't, by itself, show why the price changed or whether the increase meets a legal standard.
Compare the same item or service
Use the unit price when you can:
percentage increase = (new unit price - old unit price) / old unit price x 100
A price that rises from $10 to $12 increased by 20%. If a package changes from 16 ounces to 12 ounces, compare the price per ounce instead of relying on the package price. For a service, compare the same plan, appointment, usage level, or billing period.
Keep the base price separate from sales tax, shipping, delivery charges, and mandatory fees. Save both the advertised total and the amount charged. The apparent increase may come from a smaller package, a different service level, a new fee, or a billing error.
Confirm the emergency trigger
Many state price-gouging laws apply only after a particular emergency or disaster declaration. Record:
- Who declared the emergency
- When it began and ended
- Whether the seller's location was covered
- Whether the product or service was covered
- When the price changed
- When you made the purchase
A widely reported crisis doesn't necessarily activate a price-gouging law. Check the current guidance from the relevant state attorney general or another official state agency before citing a threshold in your complaint.
Which U.S. rule may apply?
There isn't one U.S. percentage that answers every price-gouging complaint. State laws differ in the emergencies they cover, the products and services they list, and the way they define an unlawful increase.
California: generally a 10% limit in covered emergencies
California's price-gouging FAQ explains Penal Code section 396. For many covered consumer goods and services, a seller generally can't raise the price by more than 10% after an emergency has been declared.
The guidance describes a different limit for an item or service that the seller first offers after the declaration: the price generally can't be more than 50% above the seller's cost to provide it. California also addresses rental housing advertised or rented daily. That daily price generally can't increase by more than 10% after the declaration.
There is separate treatment when housing advertised or rented daily before the declaration is offered on a full-time or monthly basis afterward. The FAQ says that price may not exceed 160% of the fair market rent established by the U.S. Department of Housing and Urban Development. These rules don't automatically apply to long-term leases, other states, or every type of transaction.
Texas: an "exorbitant or excessive" price standard
The Texas attorney general's price-gouging guidance says the office can prosecute price gouging after a disaster has been declared by the governor or president. It identifies necessities such as fuel, food, medicine, lodging, building materials, construction tools, and other necessities.
Texas guidance uses an "exorbitant or excessive" standard rather than California's example of a fixed 10% limit. A complaint should do more than show a percentage increase. Include the applicable declaration, the necessity involved, the seller's conduct, the dates, and facts showing why the price may have been excessive under the circumstances.
A proposed rule isn't current law
A New York attorney general announcement describes proposed rules, including a possible requirement that companies raising prices by more than 10% keep cost records. The announcement discusses a public comment process, so it shouldn't be treated as an enacted nationwide rule or automatically applied to a New York transaction.
Before relying on a percentage, deadline, or recordkeeping requirement, check the current law and agency guidance for the state involved.
Don't confuse price gouging with price fixing or hidden fees
Similar price problems can fall under different rules.
Similar prices don't prove price fixing
The FTC's price-fixing guidance concerns agreements among competitors to set prices. It also says that a uniform, simultaneous price change can result from businesses responding independently to the same market conditions.
Record matching prices if they seem relevant, but don't accuse a business of price fixing based only on a similar shelf price. Messages, contracts, or other evidence suggesting that competitors coordinated would be more significant than identical prices alone.
A mandatory fee may support a separate complaint
The FTC's Rule on Unfair or Deceptive Fees FAQ says the rule took effect May 12, 2025. For covered transactions, an unavoidable fee must be included in the total advertised price. The FAQ includes examples involving short-term lodging.
A hidden or unexpected fee doesn't automatically prove price gouging. Preserve the original advertisement, checkout screen, and final receipt so the difference between the displayed total and the charged total is easy to see.
How the issue changes by purchase type
Groceries, fuel, and medicine
Texas guidance lists food, fuel, and medicine among covered necessities. Keep the package details, shelf label, receipt, and date. If you compare another seller's price, use the same brand, quantity, and location when possible.
If the store says its costs went up, ask when the change took effect and whether the explanation concerns the exact product you bought. A general reference to inflation doesn't establish that the increase complied with the applicable state rule.
Utilities
A larger utility bill may reflect higher usage, a rate change, a new fee, a meter problem, or an approved tariff rather than emergency price gouging. Gather the bill, earlier bills, meter readings, rate-change notices, and the provider's explanation.
Use the utility's billing-dispute process first. If that doesn't resolve the issue, look for the state public utility commission or other regulator responsible for the service. A grocery price-gouging threshold shouldn't be applied to a utility account unless the relevant law covers that type of charge.
Health care
A large medical bill isn't automatically price gouging. Request an itemized bill and compare it with the explanation of benefits from your insurer. Check the service date, billing codes, network status, deductible, coinsurance, and separate facility or laboratory charges.
Ask the provider and insurer for written dispute instructions. For an insurance-plan problem, the plan's internal appeal process or the state insurance department may be more appropriate than an emergency price-gouging complaint.
Housing
Housing protections depend on the rental type and jurisdiction. California's guidance addresses daily rental housing after an emergency declaration; it doesn't establish the same rule for a long-term lease or for another state.
Keep the original listing, lease or booking terms, cancellation policy, and messages about the increase. Note whether the property was advertised by the day, month, or another period before and after the emergency declaration.
How to report suspected price gouging
1. Pin down the jurisdiction
Write down where the transaction happened, where the seller is located, and, for an online order, where the item was delivered. Then check the state's:
- Emergency or disaster declaration
- Definition of covered necessities
- Price baseline
- Percentage or excessive-price standard
- Filing deadline, if one exists
- Complaint agency
If more than one state is involved, identify the seller, purchase location, and delivery location in the complaint. The seller's headquarters may not determine which law applies.
2. Assemble the documents
Put the file in date order. Include:
- Receipt, invoice, or account statement
- Earlier and current prices
- Unit-price or percentage calculation
- Dated photographs or screenshots
- The emergency declaration or official guidance you believe applies
- Communications with the business
- The business's response, if any
Redact full card numbers, passwords, Social Security numbers, and unrelated personal information. Keep the original files in case an agency asks for them.
3. Ask the business for an explanation
Contact the seller in writing before filing when practical. The response may reveal that the difference was a smaller package, a new fee, a service change, or a billing mistake. Ask:
- What changed, and when?
- Is this a base-price increase, smaller quantity, new fee, or billing error?
- Is a correction, refund, or cancellation available?
- What documentation supports the explanation?
Use factual language. Say "suspected price gouging" rather than presenting a violation as already proven.
4. File with the state attorney general
State attorneys general commonly accept complaints about suspected price gouging under emergency laws. Use the current complaint form for the state connected to the transaction, and consult that state's official guidance. The California and Texas pages above describe their respective standards and reporting routes.
A concise complaint might say:
On [date], I bought [item or service] from [business and location]. The earlier price was [amount] on [date], and the charged price was [amount] on [date]. The unit price increased by [percentage]. The relevant emergency declaration was [official declaration and date]. I attached the receipt, dated comparison, and the seller's response. Please review whether this transaction falls within the applicable price-gouging law.
5. Choose another complaint route when the problem is different
Use the FTC complaint process for potentially deceptive price displays, misleading advertising, or other unfair practices. The FTC says consumer reports help it and other law-enforcement agencies identify unfair and misleading practices. An FTC report doesn't automatically establish a state price-gouging violation or guarantee a refund.
USA.gov's company and product complaint guide and its broader complaints directory can help identify the right agency. Utility, insurance, housing, banking, and travel disputes may belong with a specialized regulator.
6. Keep the follow-up record
Save the complaint number, submission date, agency emails, and requests for more information. If the seller changes the listing or bill after you complain, take another dated screenshot. A report may help an agency identify a pattern even if it doesn't produce an individual refund.
When the company denies wrongdoing
A company's explanation isn't the final legal answer, but it tells you what to verify.
- "Our costs increased." Compare the claimed cost change with the date of your price change. Ask for an explanation tied to the exact product or service. Don't assume the business must provide confidential records unless the applicable law requires it.
- "Every competitor raised prices." Document the comparison, but remember that similar timing can result from independent responses to the same market conditions.
- "The difference is only a fee." Compare the advertised total with the checkout total. For a transaction covered by the FTC fee rule, preserve evidence that an unavoidable fee was left out of the displayed total.
- "Your percentage is wrong." Recalculate by unit, use the correct dates, and separate taxes, delivery charges, and optional services.
- "There was no emergency." Check the official declaration, covered location, and relevant dates. If the required trigger was absent, an emergency price-gouging law may not apply, although a billing or deceptive-pricing issue could still exist.
What the evidence can establish
A well-organized file can show what changed, when it changed, what was sold, and how the business responded. It can give an agency a workable starting point for investigating a wider pattern.
It usually can't establish intent by itself. One receipt doesn't prove collusion, and a large percentage increase isn't illegal under every state law. CPI figures, news reports, social-media posts, and proposed legislation may provide background, but they don't replace transaction-specific evidence and the current rule for the relevant jurisdiction.
Start with the receipt and the original listing. Calculate the comparable unit price, verify the emergency rule, and send the business a factual written request. For a utility, medical bill, insurance charge, or housing dispute, use the account's dispute process and the regulator responsible for that type of service.