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UK Pension and Moving to France: What Changes?

France has its own complex tax system, social charges, and healthcare rules. This guide explains how your UK pension is affected when you become a French tax resident, including income tax, the CSG/CRDS social levies, and your healthcare options.

13 min read Updated March 2026

Your UK State Pension in France

France is an EEA member state, so your UK State Pension continues to be uprated annually under the UK-EU Trade and Cooperation Agreement. You receive the same annual increases as UK residents, including the benefit of the triple lock. This was a key concern during Brexit negotiations, and the outcome was favourable for UK pensioners in the EU.

You claim your State Pension through the International Pension Centre in the usual way. Payments can be made to a UK bank account or a French bank account. If paid to a French account, the conversion from sterling to euros is done at the prevailing rate on the payment date.

French Income Tax on UK Pensions

Under the UK-France double taxation agreement (convention fiscale), UK pension income is generally taxable only in France once you become a French tax resident. You must declare all UK pension income on your French tax return (déclaration de revenus).

France operates a progressive income tax system with rates from 0% to 45%:

Taxable Income (per part fiscale)Rate
Up to €11,2940%
€11,295 – €28,79711%
€28,798 – €82,34130%
€82,342 – €177,10641%
Over €177,10645%

France uses a household quotient system (quotient familial) which divides taxable income by the number of fiscal parts in your household. A married couple has 2 parts, and each dependent child adds 0.5 parts. This system can significantly reduce the effective tax rate for couples and families.

The 10% pension abatement: France allows a 10% deduction on pension income before calculating tax, up to a capped maximum per household. This effectively reduces the taxable amount of your UK pension. The abatement applies automatically when you declare pension income on your French return.

Social Charges: CSG, CRDS, and Casa

One of the biggest surprises for UK retirees in France is social charges. These are separate from income tax and can add significantly to your overall tax burden. The main charges are:

  • CSG (Contribution Sociale Généralisée) — 8.3% on pension income (reduced rates may apply depending on your total income)
  • CRDS (Contribution pour le Remboursement de la Dette Sociale) — 0.5%
  • Casa (Contribution Additionnelle de Solidarité pour l’Autonomie) — 0.3%

However, there is an important exemption: if you hold an S1 form (see below), you are generally exempt from CSG and CRDS on your pension income, because your healthcare is funded by the UK rather than France. This exemption can save you thousands of euros per year.

S1 and social charges: The S1 healthcare exemption from social charges is a significant financial benefit. Losing your S1 status (for example, if you become covered by the French system directly) could increase your tax burden by around 9% of your pension income. Understand the implications before making any changes to your healthcare coverage.

Healthcare: The S1 Route

If you are receiving a UK State Pension, you can apply for an S1 form from HMRC. This registers you with the French healthcare system (Assurance Maladie) with costs reimbursed by the UK. You register your S1 at your local CPAM (Caisse Primaire d’Assurance Maladie) office.

With an S1, you receive a carte Vitale (healthcare card) and can access the French healthcare system on the same basis as French residents. France has one of the best healthcare systems in the world, and the S1 route gives you access without paying French social charges on your pension income.

The 25% Tax-Free Lump Sum in France

The UK allows you to take 25% of your pension tax-free as a pension commencement lump sum. However, the French tax treatment of this lump sum is less clear-cut than in Spain or Portugal. France may treat the lump sum as taxable income, though it could qualify for favourable treatment under French rules on exceptional or capital receipts.

Some tax advisers recommend taking the tax-free lump sum before becoming French tax-resident. Others argue that with careful structuring, the French tax impact can be minimised. This is a complex area where specialist cross-border tax advice is essential.

Should You Transfer Your Pension to France?

France does not have a well-developed QROPS infrastructure. While the French pension system (including the newer Plan d’Épargne Retraite or PER) exists, it does not easily accept transfers from UK pension schemes. Most UK expats in France keep their pension in a UK SIPP and draw income from it.

If you do want to explore a QROPS transfer, EEA-based schemes in Malta or Gibraltar are more common options for France-based expats. Because both France and Malta/Gibraltar are in the EEA, the 25% overseas transfer charge would not apply.

French Wealth Tax (IFI)

France abolished its broad wealth tax (ISF) in 2018 and replaced it with the Impôt sur la Fortune Immobilière (IFI), which applies only to real estate assets. Your UK pension pot is not counted for IFI purposes. However, if you own French property worth more than €1.3 million (net), you may be liable for IFI.

Succession and Inheritance

France has forced heirship rules (réserve héréditaire) that require a portion of your estate to pass to your children. UK pensions held in trust structures may be exempt from French succession rules, but this is a developing area of law. If you have children from a previous marriage or complex family arrangements, take specialist advice on how your UK pension interacts with French inheritance law.

Planning Checklist for France

  • Check your NI record and consider voluntary contributions before leaving
  • Apply for an S1 form to access French healthcare and avoid social charges
  • Engage a French tax adviser (expert-comptable or fiscaliste) before your move
  • Apply to HMRC for DTA relief to avoid double taxation
  • Consider the timing of any 25% tax-free lump sum carefully
  • Understand your French income tax obligations including the quotient familial
  • Review your will in light of French forced heirship rules

Frequently Asked Questions

Yes. Under the UK-France double taxation agreement, UK pension income is generally taxable in France once you become a French tax resident. You need to declare it on your French tax return and apply to HMRC for exemption from UK tax. French income tax rates range from 0% to 45%, with a 10% abatement on pension income.
Yes. France is in the EEA, so your UK State Pension continues to be uprated annually under the UK-EU Trade and Cooperation Agreement. You receive the same triple lock increases as UK residents.
It depends on your healthcare coverage. If you hold an S1 form (UK-funded healthcare), you are generally exempt from CSG and CRDS social charges on your UK pension income. If you are covered by the French healthcare system (PUMA) instead, social charges may apply at a combined rate of around 9.1%.
Yes. UK State Pension recipients can obtain an S1 form from HMRC, which entitles you to join the French healthcare system with costs reimbursed by the UK. You register at your local CPAM office. The S1 covers you and any dependants.
For most UK expats in France, keeping the pension in a UK SIPP is the most practical option. France does not have a widely-used QROPS framework, and the French pension system (PER) may not accept transfers from UK schemes easily. The costs and complexity of a transfer rarely justify the benefits for people living in France.
This is a grey area. While the lump sum is tax-free under UK pension rules, France may treat it as taxable income. Some tax advisers argue it qualifies for favourable treatment under French rules on lump-sum payments, but the treatment is not guaranteed. Take specialist cross-border tax advice before taking a lump sum while French tax-resident.

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