CSA C22.2 No. 42.1-13 (R2017)
Cover plates for flush-mounted wiring devices (Bi-National standard, with UL 514D), Update No. 1 (2016) and Update No. 2 (2020)
standard by CSA Group, 06/01/2013
CSA ANSI LC 4a-2013 (R2017)/CSA 6.32a-2013 (R2016)
Addenda to Press-Connect Copper and Copper Alloy Fittings for Use in Fuel Gas Distribution Systems
Amendment by CSA Group, 04/01/2013