Appendix B Rules 12-510, 12-706, 12-1010, 12-1308, and 12-1504

CAN/CSA-C22.2 No. 62275 recognizes six types of cable ties: Types 1, 11, 2, 21, 2S, and 21S. See
Table B12-1.

Table B12-1
Cable ties

Cable ties: Types 1, 11, 2, 21, 2S, and 21S for attaching electrical cable

Table B12-1 (Concluded)

Cable ties: Types 1, 11, 2, 21, 2S, and 21S for attaching electrical cable
  • For the purposes of this Code, Type 1 is identical to Type 11, Type 2 is identical to Type 21, and Type 2S is identical to Type 21S.

Each cable tie is required to be marked with the manufacturer’s or responsible vendor’s name, trademark, and identifying symbol. In addition, the following markings are required to be provided on labels, packaging, or installation instructions shipped with the cable tie instructions provided with the product:

a) maximum operating temperature;
b) minimum operating temperature;
c) minimum installation temperature if lower than 0 °C (temperature at time of installation advisory only to installer for cold temperature handling);
d) minimum and maximum bundle diameter;
e) loop tensile strength; and
f) type designation.

In accordance with CAN/CSA-C22.2 No. 62275, the marking indicating the classification “Resistant to ultraviolet light” may alternatively be given as “For use outdoors” or “For use outdoors or indoors”, or equivalent wording.

Source: Appendix B Rule 12-510, CSA C22.1:21, Canadian Electrical Code, Part 1 (25th Edition), Safety Standard for Electrical Installations. © 2021 Canadian Standards Association. Please visit