16. A director, an assistant director, a service head, an advocate or a law research officer governed by the collective labour agreement for professionals is authorized to sign the documents required for the purposes of(1) the provisions referred to in section 17;
(2) articles 1641, 1653, 2345, 2631, 2654, 2723, 2755, 2757, 2760, 2767, 2771, 2779, 2784, 2956, 2991, 2992, 2995 and 3003 of the Civil Code; and
(3) section 34 of the Land Transfer Duties Act (chapter D-17).