Working Time and Rest Breaks in the United Kingdom
Reviewed by the Commoner Law Editorial Team. Sourced from UK Acts of Parliament, statutory instruments, and official guidance. Written in plain language for general understanding — this is educational content, not legal advice. Our editorial standards
What is this right?
The Working Time Regulations 1998 came in late, after years of UK opt-out from the European Working Time Directive 93/104/EC. The Conservative government had fought it all the way to the European Court of Justice; once Labour came in they implemented the lot. The rules feel modest now, but they were the first time British workers had any statutory cap on weekly hours.
- Maximum 48-hour working week, averaged over 17 weeks. You can sign an opt-out in writing — but you can also opt back in with 7 days' notice (or up to 3 months if your contract says so). The opt-out itself can never be made a condition of getting or keeping a job.
- Rest breaks: work more than 6 hours and you're entitled to a 20-minute uninterrupted break away from your workstation.
- Daily rest: 11 consecutive hours off between shifts.
- Weekly rest: 24 uninterrupted hours per week (or 48 hours per fortnight).
- Paid annual leave: 5.6 weeks a year — that's 28 days for a five-day full-timer. Bank holidays can be included in that 5.6.
When does it apply?
- You're a worker — wider than 'employee'. Agency workers, casuals, and most gig workers are in scope.
- A handful of sectors run on their own rules: road transport, sea fishing, and offshore workers have separate regulations because the EU directive carved them out.
- Night workers are capped at an average 8 hours per 24, and they get free health assessments.
- Under-18s get extra protection: a hard cap of 8 hours a day / 40 hours a week, and they cannot opt out, full stop.
What to Do If Your UK Employer Is Violating Your Working Time Rights
The single most useful habit you can build: keep your own log of hours.
- Write down your start, end, and break times each day — not just what the timesheet says. The Court of Appeal in Federación de Servicios v Deutsche Bank made clear that employers have to keep accurate records, but a worker's contemporaneous diary often beats whatever HR can produce months later.
- If you're asked to opt out of the 48-hour cap, you can refuse, and you can't be punished for it.
- If breaks or holiday are being denied, raise it with your manager in writing first.
- ACAS on 0300 123 1100 for free advice before going further.
- You can bring a claim at an Employment Tribunal — but the deadline is brutal: 3 months minus 1 day from the breach (or the last in a series of breaches).
What should you NOT do?
- Don't assume signing the opt-out is permanent. You can withdraw it whenever you want.
- Don't let holiday quietly evaporate. If your employer blocks you from taking it, that's the breach, not your failure to ask. You can't be paid off in lieu of actually taking annual leave (the only exception is when employment ends).
- Don't confuse a fag break with your statutory break. The 20 minutes have to be uninterrupted and you should be free to leave your workstation. A break interrupted to answer the phone isn't the break the law requires.
Common Questions
When does working time and rest breaks apply?
You're a worker — wider than 'employee'. Agency workers, casuals, and most gig workers are in scope.A handful of sectors run on their own rules: road transport, sea fishing, and offshore workers have separate regulations because the EU directive carved them out.Night workers are capped at an average 8 hours per 24, and they get free health assessments.Under-18s get extra protection: a hard cap of 8 hours a day / 40 hours a week, and they cannot opt out, full stop.
What should I do if my UK employer is making me work too many hours or denying me breaks?
The single most useful habit you can build: keep your own log of hours.Write down your start, end, and break times each day — not just what the timesheet says. The Court of Appeal in Federación de Servicios v Deutsche Bank made clear that employers have to keep accurate records, but a worker's contemporaneous diary often beats whatever HR can produce months later.If you're asked to opt out of the 48-hour cap, you can refuse, and you can't be punished for it.If breaks or holiday are being denied, raise it with your manager in writing first.ACAS on 0300 123 1100 for free advice before going furt...
What mistakes should I avoid with working time and rest breaks?
Don't assume signing the opt-out is permanent. You can withdraw it whenever you want.Don't let holiday quietly evaporate. If your employer blocks you from taking it, that's the breach, not your failure to ask. You can't be paid off in lieu of actually taking annual leave (the only exception is when employment ends).Don't confuse a fag break with your statutory break. The 20 minutes have to be uninterrupted and you should be free to leave your workstation. A break interrupted to answer the phone isn't the break the law requires.