What a settlement agreement is, what makes it binding, who can advise you, how long you should get, and how the money is taxed.
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Check My Situation →Employees in England, Wales or Scotland who have been offered a settlement agreement, or are negotiating one, and want to know what it means, what makes it binding and how the money is taxed.
A settlement agreement is a legally binding contract. Its main feature is that you waive your right to make a claim to a court or employment tribunal on the matters that are specifically covered in the agreement. It usually includes a payment, and may include a reference. Settlement agreements used to be called compromise agreements.
They are voluntary. You do not have to sign one.
For a settlement agreement to be legally valid, all of these conditions must be met:
The independent adviser can be a qualified lawyer, a certified and authorised trade union officer, official, employee or member, or a certified and authorised advice centre worker. They must not be employed by, or acting for, your employer.
Your employer should consider offering to pay for the advice, but does not have to.
Your employer should give you a reasonable amount of time to consider the written offer and get independent advice. What is reasonable depends on the situation. The Acas Code of Practice on settlement agreements recommends allowing at least 10 days.
Settlement discussions usually cannot be used as evidence in an employment tribunal or another court, because of the "without prejudice" principle and section 111A of the Employment Rights Act 1996.
"Without prejudice" needs an existing dispute and a genuine attempt to settle it, and can apply to any type of claim.
Section 111A lets an employer offer a settlement agreement in confidence even where there is no existing dispute. It only applies to unfair dismissal and constructive dismissal claims. It does not cover automatically unfair dismissal, such as for whistleblowing, or claims such as discrimination, breach of contract or wrongful dismissal.
If there has been improper behaviour, the discussions could be used as evidence. Improper behaviour includes harassment, bullying and intimidation, victimisation, discrimination, and putting undue pressure on you, for example not allowing a reasonable time to consider the offer, or telling you before a disciplinary procedure that you will be dismissed if you turn the offer down.
Being offered a settlement agreement to end your employment is not by itself something you can use to claim constructive dismissal.
You do not usually pay tax on the first combined £30,000 of statutory redundancy pay, additional severance or enhanced redundancy pay, and non-cash benefits such as company property you keep. You pay tax on any amount over a combined total of £30,000.
If you do not work your full notice period, you pay tax and National Insurance on the part of your termination payment equal to what you would have earned if you had worked it. This can include a payment in lieu of notice (PILON), pay during gardening leave, and part of any severance pay, known as post-employment notice pay (PENP). Your employer works out the PENP. It does not apply to statutory redundancy pay.
Wages and holiday pay you have already earned are taxed as normal.
You do not pay tax or National Insurance on legal costs your employer pays directly to your solicitor as part of the settlement.
Your employer cannot use a confidentiality clause to stop you whistleblowing, reporting a crime to the police, or, in England or Wales, sharing information about a crime to get advice and support if you are a victim of crime.
Since 6 April 2026, sexual harassment is a qualifying disclosure under whistleblowing law.
Further restrictions on confidentiality clauses about harassment and discrimination under the Employment Rights Act 2025 are not in force yet.
A COT3 is a legally binding settlement agreement reached through Acas early conciliation. Unlike a settlement agreement signed with a solicitor, a COT3 does not need independent legal advice to be binding.
Acas: 0300 123 1100 (Monday to Friday, 8am to 6pm), acas.org.uk. Early conciliation and employment advice.
Free advice is also available from Citizens Advice, and from your trade union if you have one.
Citizens Advice (England): 0800 144 8848
Citizens Advice (Wales): 0800 702 2020
Citizens Advice Scotland: 0800 028 1456
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