The mayor may refuse to validate the reception certificate in the following cases:
1° The host cannot produce the required supporting documents;
2° It is apparent, either from the content of the attestation and the supporting documents presented, or from the verification carried out at the host’s home, that the foreign national cannot be received in normal housing conditions;
3° The details on the attestation are inaccurate;
4° The attestations previously signed by the host have revealed, where applicable after an investigation requested by the authority responsible for validating the reception attestation from the police services or gendarmerie units, an abuse of procedure.