in France you're asked for your last pay slip(s) and last year's tax statement. the tax statement has a code that you can input to verify the authenticity of th

in France you're asked for your last pay slip(s) and last year's tax statement. the tax statement has a code that you can input to verify the authenticity of the document. https://www.economie.gouv.fr/particuliers/authenticite-avis-impot-svair https://www.economie.gouv.fr/particuliers/authenticite-avis-...