Article R8252-6 of the French Labour Code
The employer of a foreign national who is not authorised to work shall pay the wages and allowances set out in article L. 8252-2 by any means within the period specified in article L. 8252-4. He shall provide the foreign employee with the corresponding pay slips, a certificate of employment and the balance of all accounts. He shall provide proof to the French Office for Immigration and Integration, by any…