How Long Do I Have to Complain?
Pick your problem to see the usual deadline.
Deadlines change and can depend on your situation. Where a page you read may differ, the official scheme or legislation page is the authority. Not legal advice.
Sources
- GOV.UK: accepting returns and giving refunds
- Civil Aviation Authority: how to claim compensation
- Financial Ombudsman Service: how to complain
- Energy Ombudsman FAQs
- Communications Ombudsman
- Rail Ombudsman
- GOV.UK: court fees
Last checked 4 October 2026. Rules change, so check the official page before you rely on this. This is general information, not legal advice.
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