20. Imperial proclamations, orders in council, treaties, orders, warrants, licences, certificates, rules, regulations or other Imperial official records, Acts or documents may be proved

(a) in the same manner as they may from time to time be provable in any court in England;

(b) by the production of a copy of the Canada Gazette, or a volume of the Acts of Parliament purporting to contain a copy of the same or a notice thereof; or

(c) by the production of a copy of them purporting to be published by the Queen’s Printer.

R.S., 1985, c. C-5, s. 20; 2000, c. 5, s. 53.