Every autumn, British owners of French houses open the same brown envelope — or these days the same message in their online tax account — and ask the same question: why is this taxe foncière bill so high, and is any of it negotiable? The taxe foncière sur les propriétés bâties, the French local tax on built property, is the ownership tax that every owner of a house or flat in France pays each year, whether they live in the property, let it out, or visit for three weeks in August. It has nothing to do with the taxe d’habitation on second homes, which is an occupation tax, and nothing to do with British council tax, which funds local services through a completely different mechanism. Since Brexit, nothing in the French Tax Code has created a special surcharge for British owners — but Brexit has changed the practical setting: non-resident owners deal with the French administration from abroad, exchange-rate pain makes every increase feel sharper, and the old assumption that the notaire had settled everything at completion no longer survives contact with the first full-year bill. This article explains, for a British reader, who really pays the taxe foncière and when, how the figure on the avis d’imposition (the tax bill) is built up, which reliefs a British owner can genuinely still claim, and how to challenge a wrong bill before the deadline runs out.

I. Your taxe foncière bill as a British owner: who pays it and how the figure is calculated

A. Who is liable for taxe foncière: the owner on 1 January, sales during the year and reserved rights over the house

French law answers the who-pays question with a single snapshot date. Article 1415 of the Code général des impôts (the French Tax Code) provides that “La taxe foncière sur les propriétés bâties, la taxe foncière sur les propriétés non bâties et la taxe d’habitation sur les résidences secondaires sont établies pour l’année entière d’après les faits existants au 1er janvier de l’année de l’imposition.” In plain English: the tax is charged for the whole year by reference to the position on 1 January. If you owned the Dordogne cottage on 1 January, you owe the entire year’s taxe foncière, even if you sell the following week. If you complete your purchase on 2 January, you owe nothing for that year at all — the seller does. There is no apportionment by the tax office, no matter how unfair that feels when completion falls in February.

The same logic designates the person the tax office pursues. Article 1400 of the Tax Code states that “toute propriété, bâtie ou non bâtie, doit être imposée au nom du propriétaire actuel” The bill goes to the current owner — or, where the property right is split, to the holder of the divided right: the same article continues that where a building is burdened with a usufruit (a usufruct, the lifelong right to use another person’s property and take its income), “la taxe foncière est établie au nom de l’usufruitier”. British families using a démembrement (a split of ownership between nue-propriété, the bare ownership, and usufruit) for succession planning should note this carefully: it is the parent who kept the usufruit, not the children holding the bare title, who receives the bill. The position is different where the seller merely reserved a droit d’usage et d’habitation (a personal right to live in the house, narrower than a usufruct because it cannot be let out): the buyer is the owner for tax purposes from 1 January following acquisition, and any arrangement shifting the cost back to the seller is purely contractual, as the courts have confirmed twice in recent months.

That contractual freedom is the whole story of sales completed during the year. Because the tax office collects the full year from whoever owned on 1 January, French conveyancing practice inserts an impôts et taxes clause in the acte authentique (the notarial deed of sale) obliging the buyer to reimburse the seller prorata temporis (in proportion to time held). On 17 November 2025 the Valenciennes court applied exactly such a clause: buyers who had sold on 29 July 2022 produced the notarial deed under which the purchaser had to reimburse the sellers, on first demand, the time-apportioned share from the start of possession to 31 December, and the court ordered payment of 958.02 euros calculated over 155 days of actual occupation, holding that “l’acquéreur devra rembourser aux vendeurs, à première demande, le prorata couru depuis la date fixée pour l’entrée en jouissance jusqu’au 31/12 suivant.” A few weeks earlier, on 30 September 2025, the Thonon-les-Bains court went further on the principle itself, ruling that “Cette disposition n’est cependant aucunement d’ordre public et les parties à l’acte de vente peuvent parfaitement prévoir que le vendeur assumera la charge définitive de la taxe foncière.” The allocation of the cost between buyer and seller is freely negotiable — but, the same court added, “L’accord des parties n’étant toutefois aucunement opposable à l’administration fiscale, celle-ci exigera le paiement de la taxe foncière à l’acquéreur, lequel en réclamera le remboursement au vendeur.” Whatever the deed says, the tax office is never bound by it.

For a British seller leaving France or a British buyer arriving, three practical consequences follow. First, read the impôts et taxes clause before signing, not after: the standard clause makes the buyer reimburse the seller for the post-completion slice of the year, and where the seller paid by monthly direct debit the notaire normally adjusts the figures at completion. Second, if you sell early in the year, budget for the whole bill arriving in your name the following autumn — your remedy is reimbursement from the buyer under the deed, not a complaint to the tax office. Third, if you reserved a lifelong right to live in the house after selling it, check whether the deed gave you a mere droit d’usage et d’habitation or a full usufruit: in the Thonon-les-Bains case the seller’s belief that he had kept the tax burden with himself failed precisely because the deed created only a right of use and habitation, leaving the buyer as the owner-taxpayer from 1 January after the sale, with a contractual reimbursement chain running the other way.

B. How the bill is built: the cadastral rental value, the voted rates and the rubbish collection tax

The figure on the avis is a multiplication, not a valuation of your house. The starting point is the valeur locative cadastrale (the cadastral rental value), a theoretical annual rent attributed to the property by the land registry by reference to 1970s rental levels, updated each year by a national revaluation coefficient. That value is then halved — a flat 50 per cent allowance for management, insurance, depreciation and vacancy — and the result is multiplied by the taux d’imposition (the tax rates) voted each year by the commune (the municipality) and the établissement public de coopération intercommunale (the inter-municipal body). This is why two identical houses ten miles apart can produce wildly different bills: the cadastral value may be similar, but one village council votes 25 per cent and its neighbour votes 45 per cent. Article 1380 of the Tax Code frames the whole charge in one sentence: “La taxe foncière est établie annuellement sur les propriétés bâties sises en France à l’exception de celles qui en sont expressément exonérées par les dispositions du présent code.” Every building in France is in principle caught; exemption is the exception and must be found in the statute.

Two features of the base deserve attention because they generate most billing errors. First, the cadastral value is kept current by an annual census of physical reality. Article 1517 of the Tax Code provides that “Il est procédé, annuellement, à la constatation des constructions nouvelles et des changements de consistance ou d’affectation des propriétés bâties et non bâties” — new buildings, extensions, conversions of a barn into a gîte, a garage turned into an extra bedroom. If you extended the house and the tax office never recorded it, a reassessment with several years of back tax can land without warning; if the extension was demolished or the pool filled in and nobody told the registry, you may be paying on rooms that no longer exist. Second, the bill almost always includes the taxe d’enlèvement des ordures ménagères (the household rubbish collection tax, universally shortened to TEOM), which appears as a separate line but is collected with the foncière. Article 1520 of the Tax Code explains that “Les communes qui assurent au moins la collecte des déchets des ménages peuvent instituer une taxe destinée à pourvoir aux dépenses du service de collecte et de traitement des déchets ménagers”. Owners who let their house should know that the TEOM, unlike the foncière itself, is a recoverable charge that a landlord may pass on to the tenant — a useful point when the annual reconciliation with a French letting agent looks wrong.

British owners sometimes ask whether Brexit added a foreign-owner surcharge to the foncière, on the model of the taxe d’habitation surcharges that some communes in tight housing zones may vote on second homes. The answer is no: no provision of the Tax Code distinguishes resident from non-resident, French from British, for the taxe foncière sur les propriétés bâties. The France–United Kingdom double taxation treaty allocates taxing rights over income and capital between the two states; it does not cap or credit a French local ownership tax, so there is no treaty machinery that reduces a foncière bill. The British government’s own guidance for Britons settled in France, the Living in France guide, directs residents to meet their French tax obligations through the French system, and the French administration’s reference page for the tax, the service-public.fr guide to the taxe foncière sur les propriétés bâties, describes the same charge for every owner. Where British owners genuinely pay more than French neighbours, the explanation is almost always residence-neutral: a second home cannot attract the main-residence reliefs examined below, a high-rate commune was chosen unwittingly at purchase, or the cadastral description is out of date.

II. Paying less and challenging the bill after Brexit: the reliefs that survive and the appeal route

A. The reliefs British owners can still claim: new builds, older owners on small incomes and disability allowances

The most valuable relief for British buyers of new or newly renovated property is the two-year exemption for new residential construction. Article 1383 of the Tax Code provides that “Les constructions nouvelles, reconstructions et additions de construction à usage d’habitation sont exonérées de la taxe foncière sur les propriétés bâties durant les deux années qui suivent celle de leur achèvement.” A house completed in March 2025 is therefore exempt for 2026 and 2027 — but two traps cut the relief down. First, the exemption is not automatic: Article 1406 requires that “Les constructions nouvelles, ainsi que les changements de consistance ou d’affectation des propriétés bâties et non bâties, sont portés par les propriétaires à la connaissance de l’administration, dans les quatre-vingt-dix jours de leur réalisation définitive et selon les modalités fixées par décret.” In practice this means filing the H1 declaration for a house or the H2 declaration for a flat with the local land registry office within ninety days of completion; a late or missing declaration can cost the exemption for the years concerned. Second, the commune and the inter-municipal body may each vote to restrict or remove the exemption for their share of the tax, so in some municipalities the two-year exemption is in reality 40, 50 or 60 per cent of the base, or nothing at all on the inter-municipal share. British buyers of off-plan or newly built houses in France should ask the developer or the notaire, before completion, what the local council has voted — and should diary the ninety-day declaration themselves rather than assuming the builder filed it.

The age- and income-based exemptions are narrower than many British retirees expect, because almost all of them are reserved to the habitation principale (the main home) or at least to a home the claimant actually lives in. Article 1391 of the Tax Code states that “Les redevables âgés de plus de soixante-quinze ans au 1er janvier de l’année de l’imposition sont exonérés de la taxe foncière sur les propriétés bâties pour l’immeuble habité par eux”, provided the prior year’s income stays below the ceiling set by Article 1417 Three conditions cumulate: 75 years old on 1 January, modest prior-year income below the statutory ceiling, and a property the claimant actually occupies. A retired couple living full-time in their Lot farmhouse can qualify; the same couple holding that farmhouse as a holiday home while resident in Kent cannot, because the house is not a home they actually occupy in the sense the article requires, and their UK-source income counts toward the ceiling once they are French tax residents. The companion provision, Article 1390, reserves its exemption to “Les titulaires de l’allocation de solidarité aux personnes âgées mentionnée à l’article L. 815-1 du code de la sécurité sociale ou de l’allocation supplémentaire d’invalidité mentionnée à l’article L. 815-24 du même code sont exonérés de la taxe foncière sur les propriétés bâties dont ils sont passibles à raison de leur habitation principale.” The allocation de solidarité aux personnes âgées (the French old-age solidarity allowance) and the allocation supplémentaire d’invalidité (the supplementary disability allowance) are French social minima; British newcomers who have never contributed to the French system will rarely hold them, and the exemption attaches only to the main home in any event. Both articles then organise a soft landing — two further years of full exemption followed by rebates of two-thirds and one-third of the rental value — for taxpayers who cease to qualify, which protects the retiree whose income creeps just over the ceiling. The honest summary for the British desk is therefore a split one: retired Britons who have genuinely moved their life to France and live modestly can benefit, sometimes substantially; Britons keeping a French second home from a UK base are outside nearly all personal reliefs, and should budget for the full bill plus the separate taxe d’habitation on second homes rather than hunting for an exemption that does not exist.

One further relief deserves a mention because it matches a common British fact pattern: property that has become unfit for use. Long-term vacancy alone does not exempt a house, however, and ruinous barns kept for their character stay taxable while they remain roofed buildings on the cadastre. What can reduce the bill is a documented change of consistance (physical substance) — demolition of an outbuilding, collapse recorded by the mayor, conversion to an exempt agricultural use — declared under the same Article 1406 ninety-day procedure and reflected in the annual census of Article 1517. Owners who bought a corps de ferme (a farmstead) with five cadastral buildings and knocked two down should check that the land registry caught up; the tax office taxes paper until paper is corrected.

B. How to challenge a wrong bill: the 31 December deadline, the papers to gather and the Paris and Ile-de-France route

Most successful challenges are not grand legal battles but corrections of registry errors: a floor area that still includes the demolished extension, a comfort category (catégorie) that describes a luxury villa when the house is a damp farmhouse, an exemption for a new build that was never applied, a property coded as a second home for the wrong relief year. The first step is therefore to read the avis line by line against the relevé de propriété (the ownership extract) and the cadastral plan, both obtainable from the local land registry office or the owner’s online account, and to photograph anything the paper gets wrong. The second step is to act within the limitation period, which for local taxes is brutally short. Article R*196-2 of the Livre des procédures fiscales (the Tax Procedure Code) provides that “Pour être recevables, les réclamations relatives aux impôts directs locaux et aux taxes annexes doivent être présentées à l’administration des impôts au plus tard le 31 décembre de l’année suivant celle” of the collection of the tax roll — for a 2026 bill, 31 December 2027, with no extension because the owner lives in London or discovered the error in January. The claim, called a réclamation contentieuse (a formal tax claim), is filed with the service des impôts des particuliers (the local personal tax office) of the place where the property sits, most conveniently through the secure messaging of the owner’s impots.gouv.fr account, in French, identifying the tax, the year, the property references and the exact correction sought, with the evidence attached.

The legal character of that claim matters because it determines what happens next. Article L190 of the Tax Procedure Code states that “Les réclamations relatives aux impôts, contributions, droits, taxes, redevances, soultes et pénalités de toute nature, établis ou recouvrés par les agents de l’administration, relèvent de la juridiction contentieuse lorsqu’elles tendent à obtenir soit la réparation d’erreurs commises dans l’assiette ou le calcul des impositions, soit le bénéfice d’un droit résultant d’une disposition législative ou réglementaire.” A complaint about the cadastral area or a refused exemption is therefore a genuine legal appeal, not a request for a favour, and the office must answer with a reasoned decision. If the answer is negative — or if six months pass without one, which counts as an implied refusal — the owner may take the dispute to the tribunal administratif (the administrative court). Article R421-1 of the Code de justice administrative (the Administrative Justice Code) warns that “La juridiction ne peut être saisie que par voie de recours formé contre une décision, et ce, dans les deux mois à partir de la notification ou de la publication de la décision attaquée.” Two months from the refusal letter, not a day more, and the application must first have gone through the tax office — a direct dash to the court without the prior claim is inadmissible.

For owners in Paris and the Ile-de-France, the route has local specifics worth anticipating. The competent tax office is the one for the arrondissement where the flat sits, and Paris assessments frequently turn on the catégorie coding of Haussmann flats whose comfort features the registry overstates; a loi Carrez measurement report (the certified floor-area survey) and the co-ownership état descriptif de division (the schedule subdividing the building into lots) are the two documents that win these cases. The competent court is the Paris tribunal administratif, with appeals to the Paris cour administrative d’appel, and British claimants living in the UK should appoint a French address for service — counsel’s chambers is the usual solution — because procedural letters sent to a London address have derailed more than one deadline. Payment, finally, is normally due in mid-October, and filing a claim does not suspend collection: the owner who wants to avoid enforcement while the dispute runs must ask the tax office for a sursis de paiement (a stay of payment) expressly, in the claim itself, and keep paying any undisputed slice. Doing nothing until the bailiff’s letter arrives is the single most expensive mistake in this whole field.

Conclusion

The taxe foncière rewards owners who understand its machinery and punishes those who file the bill away. Liability turns on one date, 1 January, and one person, the current owner or the holder of the divided right; buyers and sellers divide the cost between themselves by contract, never against the tax office. The figure itself is cadastral rental value times voted rates plus the rubbish tax, which means errors in the registry’s description of the house are worth real money. Genuine reliefs exist — two years for new homes declared within ninety days, protection for older owners of modest means living in the house, allowances linked to French old-age and disability minima — but almost none of them reach a British-owned second home, and no treaty or Brexit instrument softens that. What remains, for every owner including the non-resident, is the right to be taxed on correct facts: check the avis, gather the proof, file the réclamation before 31 December of the following year, and take a refusal to the administrative court within two months. A bill built on a demolished extension, a miscoded flat or a forgotten exemption is not a fate; it is a file to be worked.

Need a quick opinion on your case

Our Paris office advises British owners in English within 48 hours: telephone consultation billed at 80 EUR including VAT, with a written summary of your options against a wrong cadastral valuation, a refused new-build exemption, a missed 31 December claim deadline, or a buyer-seller dispute over the yearly apportionment. Call +33 6 46 60 58 22 (Maître Reda Kohen) or write via our contact page. We plead before the Paris administrative tribunal and the Paris administrative court of appeal, and we act for clients living anywhere in France or back in the United Kingdom.