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French wealth tax: Six ways to reduce what you have to pay
The property valuation threshold for France's impôt sur la fortune immobilière (IFI) in 2025 is €1.3million per tax household
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These are the 2025 income tax declaration deadlines, by department in France
Paper returns have a separate earlier deadline
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Taxes, border rules: Dates to note for practical changes in France in April 2025
Notaire fees are also set to rise and a rail strike looms over the Easter holidays
France’s wealth tax nets €1.8bn
The property wealth tax IFI, which replaced ISF, is bringing in more than expected – €1.8billion this year, up from €1.3billion in 2018.

When it was brought in, it was expected to net about €850million. Reasons are thought to include more tax inspections, property price increases, and online declaration which helps avoid people undervaluing their homes.
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