This is the common CSA and UL standard for Nonmetallic Surface Raceways and Fittings. It is the first
edition of CSA C22.2 No. 62.1 and the third edition of UL 5A. This edition of CSA C22.2 No. 62.1
supersedes the requirements of CSA standard C22.2 No. 62, published in 1993, for products covered in
this standard, as indicated in the scope of this standard. This edition of UL 5A supersedes the previous
edition(s) published on March 19, 1999. This common standard has been jointly revised on August 21,
2008. For this purpose CSA and UL are issuing revision pages dated August 21, 2008.
This common standard was prepared by the Canadian Standards Association (CSA) and Underwriters
Laboratories Inc. (UL). The efforts and support of the CANENA Technical Harmonization Committee 23A
SNR Working Group are gratefully acknowledged.
This standard is considered suitable for use for conformity assessment within the stated scope of the
standard.
This standard was reviewed by the CSA Subcommittee on C22.2 No. 62, under the jurisdiction of the CSA
Technical Committee on Wiring Products and the CSA Strategic Steering Committee on Requirements for
Electrical Safety, and has been formally approved by the CSA Technical Committee.
This standard will be submitted to the Standards Council of Canada (SCC) for approval as a National
Standard of Canada.
This standard has been approved by the American National Standards Institute (ANSI) as an American
National Standard.