Undeclared work, also called concealed work, is prohibited by law. The employer can face prison and fines. The employee pays no contributions toward pension or unemployment cover. The employee's agreement changes nothing.
Le travail non déclaré est interdit par la loi.
Source: Le droit du travail (5/5) · Ministère de l'Intérieur (DIAN), fiches de la formation civique · read on 2026-11-03
Options, answer and explanation written by us, checked against the cited source on 2026-11-03.