France Tax Calculator
Calculate your French income tax (impôt sur le revenu) with quotient familial support. See CSG, CRDS deductions, marginal rate, effective rate, and net salary.
Salaire Net
€35,275
€2,940/mois
Impôt sur le Revenu
€5,436
Marginal Rate
30%
Effective Rate
21.6%
| Item | Annual | Monthly |
|---|---|---|
| Gross Salary | €45,000 | €3,750 |
| Income Tax (IR) | €5,436 | €453 |
| CSG (9.2%) | €4,068 | €339 |
| CRDS (0.5%) | €221 | €18 |
| Net Pay | €35,275 | €2,940 |
💡 With 1 part(s), your income is divided by 1 for bracket calculation, then multiplied back. This reduces tax for families.
Tax Rules Current As Of: June 2026
This calculator uses France tax rates for Latest. Tax rules are sourced from Direction Generale des Finances Publiques. Rates are periodically verified but may not reflect the most recent changes.
Estimate Only — Not Tax Advice
This calculator provides simplified estimates for informational purposes only. Results may not account for all deductions, credits, surcharges, or individual circumstances applicable to your situation. Always consult a qualified tax professional or chartered accountant for accurate tax filing.
Assumptions
- Taxpayer is a resident individual
- Only employment/salary income is considered
- Standard deduction is applied automatically
- No capital gains, business income, or foreign income
- Resident taxpayer (domicile fiscal en France)
- Employment income only (traitements et salaires)
- 10% professional deduction applied (abattement forfaitaire)
- Quotient familial applied based on parts selected
Limitations
- This is an estimation tool — results may differ from official calculations
- Does not account for all possible credits, exemptions, or surcharges
- State/local tax rules may not be fully represented
- Tax laws change frequently — verify against official sources before filing
- Not a substitute for professional tax advice
- Does not include Contribution Exceptionnelle sur les Hauts Revenus (CEHR)
- Prelevement a la source (PAS) withholding calculation not shown
- Social charges are simplified (actual rates vary by status)
- Tax credits (credit d impot) not included
- Only metropolitan France rates (overseas territories differ)
How the France Tax Calculator Works
This calculator estimates your French income tax (impôt sur le revenu) using the barème progressif and quotient familial system. It applies the standard 10% professional deduction (abattement forfaitaire), divides taxable income by your number of parts, applies progressive rates, then multiplies back. Social charges (CSG/CRDS) are calculated separately on gross income.
Quotient Familial Method
1. Net Imposable = Brut × 90% (after 10% abattement) 2. Quotient = Net Imposable ÷ Number of Parts 3. Tax = (Barème applied to Quotient) × Number of Parts Barème: 0% ≤€11,294 | 11% €11,295–€28,797 | 30% €28,798–€82,341 | 41% €82,342–€177,106 | 45% above
Worked Example — €45,000 with 2 Parts (Married, No Children)
- • Revenu Brut: €45,000
- • Abattement 10%: −€4,500
- • Net Imposable: €40,500
- • Quotient (÷ 2 parts): €20,250
- • Tax per part: 0% on €11,294 + 11% on €8,956 = €985
- • Total Tax (× 2 parts): €1,970
- • Effective Rate: ~4.4% | Marginal Rate: 11%
- • CSG/CRDS (9.7% on 98.25% gross): ~€4,287
- • Combined burden (tax + social): ~€6,257 | Net: ~€38,743
How to Interpret Results
The quotient familial dramatically reduces tax for families. A single person earning €45,000 pays significantly more than a married couple with the same household income because the income is "split" across 2 parts. The marginal rate applies to income per part, not total income. CSG/CRDS are flat charges separate from income tax — they reduce your net but part of CSG (6.8%) is deductible from taxable income the following year.
Practical Use Cases
- Family tax planning — see how having children (adding 0.5 or 1 part) reduces annual tax
- Comparing single vs married filing — quantify the benefit of mariage/PACS on tax
- Salary negotiation for expats — understand net imposable vs brut vs net after all charges
- Retirement planning — project tax on pension income with fewer parts after children leave
- Side income impact — determine your marginal rate to estimate tax on freelance (auto-entrepreneur) revenue
Common Mistakes
- Not understanding the parts system — each child adds 0.5 parts (first two), then 1 full part from the third child
- Confusing net imposable with brut — net imposable is AFTER the 10% professional deduction
- Forgetting CSG/CRDS are not income tax — they are social contributions deducted separately and are much larger than income tax for moderate earners
- Ignoring the décote mechanism — low-income earners get an additional reduction that this calculator simplifies
- Assuming French tax rates are high for families — the quotient system makes France very favorable for families with 3+ children
Frequently Asked Questions
How does the French Quotient Familial work?
France divides taxable income by your number of "parts" (family quotient), applies tax brackets to that amount, then multiplies back. A single person = 1 part, married = 2 parts, each of the first two children adds 0.5 parts, and each subsequent child adds 1 part. This significantly reduces tax for families.
What are the current French income tax brackets?
For 2025 (revenus 2023): 0% up to €11,294, 11% from €11,295 to €28,797, 30% from €28,798 to €82,341, 41% from €82,342 to €177,106, and 45% above €177,106. These apply per "part" of the quotient familial.
What are CSG and CRDS?
CSG (Contribution Sociale Généralisée) at 9.2% and CRDS (Contribution au Remboursement de la Dette Sociale) at 0.5% are social charges applied to 98.25% of your gross income. Unlike income tax, they are not progressive — applied as flat rates. Part of CSG (6.8%) is deductible from taxable income.
Is French income tax collected monthly?
Yes, since 2019 France uses "prélèvement à la source" (withholding at source). Your employer deducts estimated income tax monthly from your salary. You still file an annual declaration to adjust the final amount. The rate adjusts based on your last declaration.
Is this calculator accurate for my déclaration?
This provides estimates using current barème and standard 10% professional deduction (abattement forfaitaire). It does not account for tax credits (crédit d'impôt), property income, décote for low incomes, or specific deductions. Use for planning and consult your centre des impôts for filing.