Who are we and where do our figures come from?
Frontalier Pratique gives simple explanations of the procedures and costs for people who live in France and work in Switzerland. Here you can find out who runs the site, how the information is checked and how the site is funded.
- The site is run by a cross-border worker who lives in Haute-Savoie and works in Geneva.
- The figures come from official sources, listed at the bottom of each page.
- The site is free and funded only by advertising.
Who runs this site?
Frontalier Pratique is run by a cross-border worker who lives in Haute-Savoie and works in Geneva. It is not an official body, nor a tax or legal advice firm.
How the information is checked
- Official sources first: French and Swiss authorities, the canton of Geneva, social security funds.
- Every page lists its sources, with a link, at the bottom of the page.
- The date of the last update is shown at the top of each guide and each calculator.
- Example values are clearly marked in the calculators: replace them with your own.
Our main sources
| Topic | Source |
|---|---|
| Withholding tax in Geneva | Canton of Geneva, official 2026 tax scales |
| Swiss social security contributions | AVS/AI Information Centre (Centre d'information AVS/AI), Swissmem and PwC (social insurance 2026) |
| Health insurance | Swiss Confederation (priminfo), Assurance Maladie, URSSAF |
| G permit and B permit | State Secretariat for Migration (SEM) |
| Customs | French Customs (Douane française) |
| Exchange rate | European Central Bank, updated automatically every working day |
| Remote work, unemployment, pension, family | Frontaliers Grand Est, France Travail, Assurance retraite |
| Transport | Léman Express, Léman Pass, motorway companies |
When the figures are updated
| When | What |
|---|---|
| Every working day | Exchange rates, automatically |
| January | Geneva withholding tax scale, Swiss social security contributions, French social security ceiling (CMU contribution), public holidays |
| February | Toll prices |
| September and October | Swiss health insurance premiums for the following year |
| As soon as a rule changes | Related guides (remote work, unemployment, tax…) |
How the site is funded
The site is free. It is funded only by advertising shown by Google. No company pays to be mentioned, and links to banks, insurers or services are not paid for.
The limits of our information
The guides and calculators give general information and estimates. They do not replace advice from the authorities or a professional for your personal situation. Before making an important decision, check with the relevant body.
Found a mistake? Have a question?
Write to contact@frontalierpratique.com. Reported mistakes are corrected as a priority.