Your UK State Pension does not stop when you leave Britain, but the way you build it, claim it and are taxed on it changes once you are living in Switzerland or another European country. This guide covers the practical points that matter most to Swiss Nationals, and British and European expats who have worked in the UK at some point.
Who qualifies for a UK State Pension?
You need at least 10 qualifying years of National Insurance (NI) contributions to receive any UK State Pension, and 35 years to receive the full new State Pension. Years can be built up through employment, self-employment, National Insurance credits, or voluntary contributions made while abroad.
Many expats leave the UK with gaps in their record. Voluntary Class 2 or Class 3 contributions can sometimes fill those years at a relatively low cost, and they can usually be paid for up to six years in arrears — sometimes longer under special arrangements.
Can you still build up a UK pension while living abroad?
Yes. If you are working and paying NI in the UK, you continue to build entitlement automatically. If you are working overseas or not working, you can usually pay voluntary contributions. Whether Class 2 or Class 3 applies depends on your employment status and earnings history, and the rates are very different, so it is worth checking which class you are eligible for before paying.
Is the UK State Pension uprated if you live in Switzerland?
For people resident in Switzerland, the UK State Pension is uprated each April under the UK–Switzerland social security agreement. That means your pension increases in line with UK inflation, the same as it would if you still lived in the UK.
This is an important point because not every country has such an agreement. Some British expats in certain overseas territories have historically had their State Pension frozen at the rate in force when they left the UK. Switzerland is not one of those places.
When and how do you claim it?
You can claim your State Pension from four months before you reach State Pension age. If you live abroad, the simplest route is usually through the International Pension Centre, either online or by post. You will need your National Insurance number, bank details, and evidence of your residence status.
Payments can usually be made into a UK bank account or, in some cases, a local bank account in Switzerland. Receiving it in sterling when your spending is in Swiss francs creates a currency exposure, so it is worth thinking about whether and when to convert it rather than simply accepting whatever rate applies on the day it arrives.
How is the UK State Pension taxed in Switzerland?
The UK–Switzerland double taxation agreement generally gives Switzerland the taxing rights over UK State Pension income for Swiss residents. That means you report it on your Swiss tax return and it is taxed under Swiss rules, not UK rules. The exact treatment depends on your canton and your overall income.
The State Pension itself is taxable, but it is not normally taxed at source in the UK if the correct treaty paperwork is in place. Getting that paperwork right before payments start is what prevents double taxation and the hassle of reclaiming tax from HMRC later.
Should you buy extra years before you move?
This is one of the most common questions. If you already have 35 qualifying years, buying more will not increase your State Pension. If you have fewer than 35, voluntary contributions can be excellent value, provided the cost per year is lower than the extra pension it produces. A quick check of your NI record and a projection of the benefit is usually enough to decide.
For people close to retirement with significant gaps, this can be one of the highest-return financial decisions available. For younger people, the sums are usually less urgent, but it is still worth knowing where you stand.
What about the State Pension if you retire elsewhere in Europe?
Switzerland is not in the EU, but the principles are similar across many European countries: the UK pays the pension, the country of residence taxes it under the relevant treaty, and uprating continues where there is a reciprocal agreement. Each country has its own treaty wording, so the details matter. If you are considering moving from Switzerland to France, Spain, Portugal or another EU country, the tax treatment should be reviewed as part of that decision.
Getting help
State Pension planning sounds simple, but the interaction between contribution history, claiming date, currency and treaty tax can trip people up. We help Swiss Nationals, and British and European expats review their NI record, decide whether voluntary contributions make sense, and coordinate the pension with their other retirement income.

