1. In this Act,(a) “document”, in addition to its usual meaning, includes an entry in a book or a register;
(b) “institution” means the Gouvernement du Québec, the school boards, the federally chartered banks, insurance companies carrying on business in Québec, by virtue of a licence issued under the Act respecting insurance (chapter A-32), trust companies licensed under the Act respecting trust companies and savings companies (chapter S-29.01) and any other society, firm or corporation to which this Act may be made applicable pursuant to an order contemplated in section 6;
(c) “photographic film” includes a photographic plate, a microphotographic film and a photostat negative.