Understanding The Auto Enrolment Pension
If you’ve ever started a new job and been automatically signed up to a pension without having ever lifted a finger, that is auto-enrolment at work. It’s a government program designed to encourage more people to save for their retirement, and it has become a significant feature of working life in the UK.
18th July 2025
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If you’ve ever started a new job and been automatically signed up to a pension without having ever lifted a finger, that is auto-enrolment at work. It’s a government program designed to encourage more people to save for their retirement, and it has become a significant feature of working life in the UK.
For workers, this means a portion of their pay is automatically deducted each month, supplemented by contributions from their employer and the government. For employers, it entails a legal duty to ensure that eligible staff members are enrolled and that contributions are made accurately and on time.
So, whether you’re a business owner or trying to work out the deductions on your payslip that include auto-enrolment, here’s why knowing how auto-enrolment works can help you make the most of it. Not just ticking a box, but taking concrete steps toward a more secure financial future, one payslip at a time.
What is Auto Enrolment?
Auto-enrolment is a workplace pension scheme that, as the name suggests, is automatic. If you’re even remotely eligible and are employed, your employer must enrol you into a pension and start putting money aside for you. You don’t have to ask or fill out some complicated forms. It just happens.
The idea was born because most of us weren’t saving enough for retirement. In the past, millions of workers either lacked access to a pension or never got around to joining one. In 2012, the state intervened with a new rule: all employers had to start making offerings and automatically enrol eligible staff into them.
It didn’t happen overnight. Large employers were the first group to be drawn in, with smaller ones following over the years. Now, it’s a regular feature of UK working life, and it has made a difference. Millions more are now saving into a pension than before the start of auto-enrolment, government figures show.
It’s a simple aim: to help people accumulate enough money for a comfortable retirement without needing to be an expert in the language of finance or the intricacies of pensions. You can still opt out, if you so prefer, but for many people, it’s a useful nudge to do the right thing.
Put simply, auto-enrolment was introduced to make pension saving simpler, fairer, and more accessible for all. And it’s making a whisper-quiet difference in the background, helping to secure your future.
Who is Eligible for Auto Enrolment?
Not everybody is automatically rolled into a workplace pension; there are a few boxes you have to tick to qualify.
To be auto-enrolled, you need to:
- Be aged between 22 and State Pension age
- Earn at least £10,000 a year (from a single job)
- Work in the UK
If you meet all three of these requirements, your employer is required, by law, to sign you up for a workplace pension and begin paying into it on your behalf.
Even if you don’t quite qualify (so maybe you are under 22 or you earn under £10,000), you’re not doomed to be excluded altogether. You continue to have the option to join the pension plan. And if you’re being paid more than £6,240, your employer will still be required to contribute towards it.
It’s also good to know in this context that if you earn below the £6,240 threshold, you may still ask to join the scheme, although your employer is not obliged to contribute.
In a nutshell, if you’re working and making a decent salary, you’re probably already being signed up. And if not, you might still profit from joining.
Employer Responsibilities
If you are an employer, you’ll know that if you have staff, you must offer a workplace pension scheme and pay contributions, as auto-enrolment is not a choice, but rather the law. Whether you have one employee or 100, you have to ensure that the regulations are being observed correctly.
First, you will need to establish who your staff are who meet the criteria for auto-enrolment, typically this will be based on their age and earnings. Then you need to get them enrolled in an eligible workplace pension scheme. This must be done from the moment you become an employer, the ‘date your duties start’ (previously the ‘staging date’ for staff who did not work for you on the first day you were an employer).
Once your staff are enrolled, you must:
- Make regular pension contributions for all eligible employees
- Send out letters to inform employees of their enrollment and their rights
- Submit a declaration of compliance to The Pensions Regulator (within five months of your start date)
- Keep accurate records of who’s enrolled, how much you’ve contributed, and when
Contributions-wise, the lowest contribution into each employee’s pension pot should be 8% of their qualifying earnings. Of that, at least 3% would have to come from you, the employer. The remainder is contributed by the employee (typically through payroll deductions) and by the government in the form of a tax break.
And every three years, you’ll be required to re-enrol any staff who have opted out (as long as they’re eligible) and re-declare to The Pensions Regulator.
That sounds overwhelming, but there is a wealth of tools, along with payroll systems, available to help you remain compliant. And by getting it right, not only are you following the law, you’re doing your part to help the team construct a better tomorrow.
Employee Rights and Options
If you’re on a workplace pension from auto-enrolment, the good news is you’re not tied in, you have options.
First, you can opt out if you decide it’s not for you. Once you’ve signed up, you will receive a letter from your employer or pension provider that will guide you through this process. You have one month from the date you’re added to the scheme to opt out and receive a refund of any contributions you’ve paid. After that point, you can still cease contributing at any time, but you won’t receive a refund.
On the downside, if you’re not automatically enrolled, say, because you are under 22, or earning below the threshold, you still have the right to join. Just tell your employer, and if you’re earning more than £6,240 a year, they’ll have to start contributing too.
Your employer must check every three years to see if you are still eligible and re-enrol you if you previously opted out. This is another opportunity to start saving again without much effort. You are free to opt out again, if you wish, but the program serves as a gentle reminder to encourage people to save.
The actual gain here is that you’re not doing it in isolation. Your contributions are boosted even further under auto-enrolment with contributions from your employer and the government (in the form of tax relief). Now, the minimum contribution is 8% of your qualifying earnings – 3% from your employer and the rest from you, with tax relief.
It’s an easy way to build up your savings without giving the matter much thought.
Contribution Breakdown
With a workplace pension, a portion of your earnings is saved in your pension pot each payday, and your employer contributes too. In addition, the government adds tax relief, so your savings increase more quickly than if you did it on your own.
The lowest combined contribution you can make under auto-enrolment is 8% of your qualifying earnings. That’s currently split as:
- 5% from you (including 1% tax relief from the government)
- 3% from your employer
So, what does that look like in real terms?
Let’s say you earn £30,000 a year. Your qualifying earnings (the portion between £6,240 and £50,270) would be £23,760.
- Employer contributes 3% = £712.80
- You contribute 4% = £950.40
- Government adds 1% = £237.60
- Total yearly contribution = £1,900.80
These contributions are automatically deducted monthly, making it a slow and manageable way to save over time. And if your employer opts to contribute more than 3%, you could end up paying less; some employers exceed the minimum.
You may need to review your payslip to verify what you’re contributing and your employer’s contribution, if they provide any additional perks. Small amounts can accumulate into a substantial pension pot over the long term.
Penalties and Non-Compliance
Employers take auto-enrolment seriously, and so does the government. If an employer fails to meet their legal duties, there can be real consequences.
The Pensions Regulator pays close attention. If you fail to enrol eligible staff automatically, don’t pay the correct contributions, or don’t submit your declaration of compliance on time, you could be fined. These can begin with fixed fines and rapidly grow if the issue isn’t resolved. For instance, smaller employers can be fined up to £400 per day, and larger ones up to several thousand pounds per day.
Less monetarily, you could do damage to your business reputation and your relationship with employees. And failure to contribute appropriately can create headaches for your staff’s retirement plans, and that’s no place where any employer wants to be.
The good news? You can stay on top of your obligations with the proper tools and structure. It’s essential to take auto-enrolment seriously, not only to avoid penalties, but to assist your team in planning for a secure future.

Conclusion
To sum up, auto-enrolment is a straightforward but essential way to help build your retirement savings, whether you’re an employee or an employer. Knowing who is eligible, understanding contribution rules, and staying compliant are key to maximising the system’s benefits.
For employers, staying on top of their legal duties helps avoid penalties and supports their team’s future. If all this sounds a bit overwhelming, Braant Accountants are here to help, offering expert guidance and support so you can stay informed, compliant, and confident every step of the way.
Call us today.
We have the resources, the experts, the knowledge and experience to help your business grow. And with over 1,000 accountancy clients in the UK and London, the volume of our work allows us to share economies of scale with you.