Article R5221-25 of the French Labour Code
Before entering France, the foreign national’s seasonal employment contract is approved by the territorially competent Prefect in accordance with the criteria set out in article R. 5221-16 and subject to the assessment conditions set out in articles R. 5221-20 and R. 5221-21. The procedure for approval by the Prefect also applies when this contract is renewed and when a new seasonal work contract is signed in France.