The operator of a public land transport service mentioned in article 529-3 who intends to have his agents approved to carry out the identity records provided for in II of Article 529-4, must:
I.-Provide training for its officers covering:
checks, verifications and identity records;
the conditions for their implementation;
the persons authorised to carry them out.
II.-To set up procedures for permanent liaison between its agents and the territorially competent judicial police officers, and to equip its agents with transmission means enabling them to communicate immediately with the latter.