12. A broker, other than a broker carrying on activities for an agency, or an agency that, on 1 May 2010, holds a licence under sections 146 to 148 of the Real Estate Brokerage Act (chapter C-73.2) and does not hold a trust account on 1 May 2010 must, within 3 months following that date, open a general trust account and send the declaration related to the opening of accounts required under section 29 of the Regulation respecting records, books and registers, trust accounting and inspection of brokers and agencies (chapter C-73.2, r. 4).