How to Find a CORGI Registered Gas Engineer Near Me Gas Safe Register replaced CORGI as the official gas registration authority in Great Britain and Isle of Man, Northern Ireland and Guernsey in 2009. Ask your engineer for the copyright. It will contain a picture and a registration number, https://landlordgassafetycert28963.blogsidea.com/37071092/a-rewind-what-people-talked-about-corgi-gas-registered-engineer-20-years-ago