🇬🇧 UK · Employment Rights · Updated 2026-06-27
Constructive dismissal: your rights in 2026
If your employer has made your position intolerable — cutting your pay, changing your role without agreement, or creating a hostile working environment — you may have been constructively dismissed even if you resigned. This guide explains what constructive dismissal is, how to protect your claim, and what compensation you can get.
What is constructive dismissal?
Constructive dismissal is a legal concept under the Employment Rights Act 1996. It arises when your employer commits a fundamental breach of your employment contract and you resign in direct response to that breach. The Employment Tribunal treats you as though you were dismissed — even though you technically resigned.
The key word is fundamental. Not every bad management decision entitles you to resign and claim constructive dismissal. The breach must go to the root of your contract — it must be a serious, significant failure, not a minor grievance or a single act of unreasonableness.
Common examples of constructive dismissal
- Reducing your pay or removing a contractual bonus without consent
- Demoting you or removing your responsibilities without a legitimate business reason
- Changing your working hours, shift pattern, or location without agreement
- Failing to address serious bullying, harassment, or a hostile work environment
- Consistently singling you out for criticism or undermining your authority
- Making you redundant without following a fair process and then offering re-engagement on worse terms
- Breaching the implied term of mutual trust and confidence
The most commonly relied-upon term is the implied duty of mutual trust and confidence. Every employment contract carries this implied term even if it is not written down. An employer who deliberately and seriously damages the employment relationship — even through a pattern of less serious acts — may be in breach of it.
The 2-year qualifying period
To bring a standard unfair dismissal claim (which is how constructive dismissal is framed), you need 2 years of continuous service with the same employer. If you have less than 2 years, you cannot generally bring a claim — unless the resignation relates to an automatically unfair reason:
- Pregnancy or maternity leave
- Whistleblowing (protected disclosures)
- Asserting a statutory right (e.g. National Minimum Wage, rest breaks)
- Trade union membership or activities
- Part-time or fixed-term worker status
- Health and safety concerns
There is no qualifying period for automatically unfair dismissal grounds.
How to resign correctly — protecting your claim
This is the step most people get wrong. If you decide to resign, you must do it correctly or risk losing your claim entirely.
- Act promptly: You must resign shortly after the breach. If you continue working for weeks or months after the breach without protest, a tribunal may conclude you 'affirmed' the contract — effectively accepting the change. A short period to take legal advice is acceptable, typically 2–4 weeks.
- Resign in writing: Submit your resignation in writing (email is fine) and state clearly that you are resigning in response to the specific breach of contract. Do not resign verbally or leave ambiguity about your reason.
- Give notice: You are entitled to your contractual or statutory notice. You can work that notice or, if the working environment is intolerable, check whether your employer will agree to a PILON payment instead.
- Raise a grievance first: Tribunals look more favourably on claimants who tried to resolve the issue internally before resigning. Raising a written grievance before you resign creates a paper trail and shows you gave the employer a chance to fix the problem.
What compensation can you get?
A successful constructive dismissal claim is treated exactly like unfair dismissal. The Employment Tribunal can award:
| Award | How calculated | 2026/27 cap |
|---|---|---|
| Basic award | Age × service × weekly pay (same as redundancy pay) | £22,530 |
| Compensatory award | Actual financial loss — loss of earnings, benefits, future employment prospects | £115,115 or 52 weeks' pay |
| Notice pay | Statutory or contractual notice, whichever is greater | Uncapped |
The tribunal can reduce the compensatory award if it finds you contributed to the breach — for example, if your own behaviour gave the employer a reason to act as they did, or if you failed to take reasonable steps to mitigate your losses by looking for alternative work.
Time limits — act within 3 months
You must contact ACAS for early conciliation within 3 months less one day of your resignation date. This is a mandatory step before you can file a tribunal claim. The 3-month clock starts from the date of your resignation, not the date of the original breach.
The ACAS conciliation period can extend your deadline by up to 6 weeks. If conciliation fails, you then have a fixed window to submit your ET1 claim form to the Employment Tribunal.
Settlement agreements
Many constructive dismissal disputes are resolved through a settlement agreement (formerly a compromise agreement). Your employer may approach you with a settlement offer before you resign, or after you have raised a grievance. Under the 'without prejudice' rule, pre-resignation settlement discussions are generally confidential and cannot be used against you in tribunal.
Any settlement agreement must be in writing, and you must receive independent legal advice before signing — your employer usually pays a contribution of £250–£500 towards this cost. The first £30,000 of a genuine settlement payment is normally free of income tax and National Insurance.
Calculate your basic award
The basic award is calculated the same way as statutory redundancy pay — use our calculator to see what you'd be owed.
Redundancy pay calculator →Frequently asked questions
What is constructive dismissal?
Constructive dismissal occurs when your employer commits a fundamental (or repudiatory) breach of your employment contract — and you resign in response to that breach. The law treats you as having been dismissed, not as having quit voluntarily. Common examples include: cutting your pay without consent, changing your shift pattern or location without agreement, stripping you of seniority or responsibilities, serious bullying or harassment that management fails to address, and isolating you or otherwise undermining your authority.
Do I need 2 years' service to claim constructive dismissal?
Yes, in most cases. You normally need 2 years of continuous service with the same employer to bring an unfair dismissal claim, which is how most constructive dismissal claims are framed. However, if the reason for your resignation relates to an automatically unfair ground — such as pregnancy, whistleblowing, exercising a statutory right, or union activity — there is no qualifying period and you can claim from day one.
Must I resign to claim constructive dismissal?
Yes. You must actually resign — you cannot remain employed and simultaneously bring a constructive dismissal claim. Crucially, you must resign promptly once you become aware of the breach, or risk being seen as having 'affirmed' the contract and accepted the change. A short period to consider your position (typically 2–4 weeks) is usually acceptable, but delaying for months may weaken your claim.
What compensation can I get for constructive dismissal?
A successful constructive dismissal claim is treated as unfair dismissal. You can receive: (1) a basic award calculated the same way as statutory redundancy pay (age × service × weekly pay, capped at £751/week for 2026/27); and (2) a compensatory award for loss of earnings, benefits and future job prospects — capped at the lower of £115,115 or 52 weeks' actual pay. You may also receive notice pay if you resigned without it. The tribunal can reduce your award if it finds you contributed to the breach.
How long do I have to make a claim?
You must submit an early conciliation notification to ACAS within 3 months less one day of your resignation date. ACAS early conciliation is a mandatory first step before you can bring a tribunal claim. The conciliation period (up to 6 weeks) can extend the deadline. Acting quickly is critical — missing the 3-month limit almost always means losing your right to claim.
Should I accept a settlement agreement instead of going to tribunal?
Most constructive dismissal disputes are settled before or during the tribunal process. A settlement agreement (formerly a compromise agreement) can deliver a tax-efficient payment faster and with more certainty than a tribunal outcome. You must receive independent legal advice on any settlement agreement — your employer usually pays a contribution towards this. Compare any offer against your likely award using the statutory basic award and compensatory award calculators before deciding.