HMRC clarification on UK National Insurance for expats

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| Reading Time: 3 minutes

The November 2025 UK Budget had a surprise in store for expats living overseas.

Both the rates for National Insurance Contributions for time abroad, and the criteria for eligibility are changing.

From April 2026, the new rules start, however at the time little guidance was given on how this would be implemented.

HMRC have now provided some further guidance (with transitional provisions to follow).

What’s the new eligibility criteria for UK NICs?


For new applications to pay Voluntary National Insurance Contributions, you will need to have either:

  • Lived in the UK for 10 years in a row.
  • Or, paid at least 10 years of National Insurance contributions while in the UK.

Previously both requirements were only 3 years, so it’s a big difference.

The mention of transitional arrangements, which are still to follow, and wording around “new applicants” suggest those already paying NICs before April 2026, will remain unaffected by changes to eligibility.

Similar treatment was afforded to people paying past years of NICs when the rules changed last year, capping past payments at the last 6 years. Where if you applied before the deadline in 2025, the deadline itself didn’t affect you.

At the moment, it takes HMRC around 40 weeks to process applications for NICs. So if you haven’t sorted your NICs already, I recommend completing a CF83 form before April 2026 – this can now be done online here.

It only takes 10 minutes, and this way, you’ll already be in the queue, in case you would otherwise be impacted by the new rules.

How are UK NIC rates for expats changing?


From 6 April 2026, for tax years 2026 to 2027 onwards:

  • you cannot pay Voluntary Class 2 National Insurance Contributions for time abroad.
  • you can only pay Voluntary Class 3 National Insurance Contributions for time abroad.

This does not affect Voluntary National Insurance Contributions for time abroad before 6 April 2026.

So if you have gaps to fill in the last 6 years of your National Insurance record, you should still be able to pay those as Voluntary Class 2 contributions.

For future years though, it represents a significant increase in the cost of paying NICs.

Are Class 3 NICs still worth paying?


In 2026 the rate for Voluntary Class 3 NICs is £17.75 a week – that’s £923 per year.

Considering Class 2 NICs only cost £182 per year, it’s a big difference. But I think it’s still worth paying.

Instead of considering the pounds and pence (which has some sticker shock attached to it) let’s look at what you’ll get back.

For every year of NICs you pay, at current rates, your annual state pension will increase by £342. From your State Pension Age, you’ll get that amount back every single year.

The amount of State Pension you’ll receive also increases every year, in line with the triple lock rules – rising by the lower of:

  • Consumer Price Inflation (CPI)
  • Average earnings growth
  • or 2%

So if you pay one year of NICs, it will take just over 2 1/2 years of state pension to get your money back (in real inflation adjusted terms). After that year, it’s all profit.

A visual representation of the reward from expats paying UK NICs

If we assume (on average) you’re going to live about 16 years beyond the state pension age, it adds up to £5,472 over your lifetime, for each year you pay in.

And as long as you’re planning to live into your early 70’s, you’d significantly lose out by not paying.

What if the UK government abandon the triple lock?


There’s a lot of debate around this, but I can’t see it happening. The reason isn’t economic, it’s political.

If a government chose to fundamentally change the bedrock of the UK retirement system, they wouldn’t stay in power for long. They’d really struggle to keep the popular vote. Especially as other governments, could choose to unwind the decision once in power.

What’s more likely to happen, is the State Pension Age will rise as life expectancy rises. But let’s face it, that’s a good problem to have, it means we’re living longer.

More information available on recent changes here – HMRC: Voluntary National Insurance Contributions for periods abroad from April 2026

Disclaimer: The contents of this blog are for educational purposes only, and a not a personal recommendation or financial advice. Care has been taken to ensure any tax information is correct, however legislation is subject to change. Any investment strategies discussed are purely for illustrative purposes. Past performance is not an indication of future performance, and capital is at risk. You should seek financial advice before making investment decisions. All opinions are my own, and do not reflect the opinions of any other party.