18. Lobbyists shall be diligent and cooperative in their relations with the Lobbyists Commissioner and the Lobbyists Registrar. They shall particularly, within reasonable time,1° answer any request for particulars relating to the information entered or to be entered in the registry of lobbyists;
2° upon request, amend or clarify any return, notice or request that is incomplete or is not in conformity with the Lobbying Transparency and Ethics Act (chapter T-11.011) or the regulations thereunder;
3° answer any request addressed to them by the Lobbyists Commissioner in the course of an inquiry or inspection.