List of US, Canada and Mexico National Electrotechnical Standards harmonized through CANENA.
UL Standard | CSA Standard (CSA C22.2 No.) | ANCE Standard (NMX-J-no-ANCE) | UL Standard Title | Harmonization | THC/THSC | Project Status |
5A | 62.1 | N/A | Surface Nonmetallic Raceways | Binational | THC 23A | |
6 | 45.1 | 534 | Electrical Rigid Metal Conduit — Steel | Trinational | THSC23A-WG1 | |
6A | 45-2-08 | 576 | Electrical Rigid Metal Conduit — Aluminum, Red Brass | Trinational | THSC23A-WG1 | |
20 | 111 | N/A | General-Use Snap Switches | Binational | THC/THSC | PROJ |
44 | 38 | 451 | Thermoset-Insulated Wires and Cables | Trinational | THSC20 | |
50 | 94.1 | 235/1 | Enclosures for Electrical Equipment, Non- Environmental Considerations | Trinational | THC 70/31 | |
50E | 94.2 | 235/2 | Enclosures for Electrical Equipment, Environmental Considerations | Trinational | THC 70/31 | |
62 | 49 | 436 | Flexible Cord and Fixture Wire | Trinational | THSC20 | |
83 | 75 | 10 | Thermoplastic-Insulated Wires and Cables | Trinational | THSC20 | |
98 | 4 | 162 | Enclosed and Dead-Front Switches | Trinational | THSC 121A | |
218 | 263 | 626 | Fire Pump Controllers | Trinational | THSC 121A-WG4 | |
224 | 198.1 | N/A | Extruded Insulating Tubing | Binational | THC 15 | |
248-1 | 248.1 | 009/248/1 | Low-Voltage Fuses – Part 1: General Requirements l | Trinational | THC 32 | |
248-10 | 248.1 | 009/248/10 | Low-Voltage Fuses – Part 10: Class L Fuses | Trinational | THC 32 | |
248-11 | 248.11 | 009/248/11 | Low-Voltage Fuses – Part 11: Plug Fuses | Trinational | THC 32 | |
248-12 | 248.12 | 009/248/12 | Low-Voltage Fuses – Part 12: Class R Fuses | Trinational | THC 32 | |
248-13 | 248.13 | 009/248/13 | Low-Voltage Fuses – Part 13: Semiconductor Fuses | Trinational | THC 32 | |
248-14 | 248.14 | 009/248/14 | Low-Voltage Fuses – Part 14: Supplemental Fuses | Trinational | THC 32 | PROJ |
248-15 | 248.15 | 009/248/15 | Low-Voltage Fuses – Part 15: Class T Fuses | Trinational | THC 32 | |
248-16 | 248.16 | 009/248/16 | Low-Voltage Fuses – Part 16: Test Limiters | Trinational | THC 32 | PROJ |
248-2 | 248.2 | 009/248/2 | Low-Voltage Fuses – Part 2: Class C Fuses | Trinational | THC 32 | |
248-3 | 248.3 | 009/248/3 | Low-Voltage Fuses – Part 2: Class C Fuses | Trinational | THC 32 | |
248-4 | 248.4 | 009/248/4 | Low-Voltage Fuses – Part 4: Class CC Fuses | Trinational | THC 32 | |
248-5 | 248.5 | 009/248/5 | Low-Voltage Fuses – Part 5: Class G Fuses | Trinational | THC 32 | |
248-6 | 248.6 | 009/248/6 | Low-Voltage Fuses – Part 6: Class H Non-Renewable | Trinational | THC 32 | |
248-7 | 248.7 | 009/248/7 | Low-Voltage Fuses – Part 7: Class H Renewable Fuse | Trinational | THC 32 | |
248-8 | 248.8 | 009/248/8 | Low-Voltage Fuses – Part 8: Class J Fuses | Trinational | THC 32 | |
248-9 | 248.9 | 009/248/9 | Low-Voltage Fuses – Part 9: Class K Fuses | Trinational | THC 32 | |
310 | 153 | N/A | Electrical Quick-Connect Terminals | Binational | THC 99 | |
347 | 253 | 564/106 | Alternating Current Contactors and Contactor-Based | Trinational | THSC WG8 | |
467 | 41 | 590 | Grounding and Bonding Equipment | Trinational | THC/THSC | PROJ |
486A-486B | 65 | 543 | Wire Connectors | Trinational | THC 99 | |
486C | 188 | 548 | Splicing Wire Connectors | Trinational | THC 99 | |
486D | 198.2 | 519 | Sealed Wire Connector Systems | Trinational | THC 99 | PROJ |
486F | 291 | N/A | Bare and Covered Ferrules | Binational | THC 99 | |
489 | 5 | 266 | Molded-Case Circuit Breakers, Molded-Case Switches | Trinational | THSC 121A | PROJ |
489B | 305 | N/A | Molded-Case Circuit Breakers, Molded-Case Switches and Circuit-Breaker Enclosures for use with Photovoltaic (PV) Systems | Binational | THC 121A | PROJ |
496 | 43 | N/A | Lampholders | Binational | THC 23BC | |
514A | 18.1 | 023/1 | Metallic Outlet Boxes | Trinational | THC 23B-1 | |
514B | 18.3 | 017 | Conduit, Tubing, and Cable Fittings | Trinational | THC 23A | |
514D | 42.1 | N/A | Cover Plates for Flush-Mounted Wiring Devices | Binational | THC 23BC | |
568 | 126.2 | N/A | Nonmetallic Cable Tray Systems | Binational | THC 23A | |
674 | 145 | 652 | Electric Motors and Generators for Use in Hazardous (Classified) Locations | Trinational | THC 02 | |
773A | 284-16 | 715 | Nonindustrial Photoelectric Switches for Lighting Control | Trinational | THC 23BC | |
797 | 83.1 | 536 | Electrical Metallic Tubing — Steel | Trinational | THC 23A | |
845 | 254 | 353 | Motor Control Centers | Trinational | THSC 121/SC121B | |
857 | 27 | 148 | Busways | Trinational | THC121B | |
891 | 244 | 118/2 | Switchboards | Trinational | THC 17D | |
943 | 144.1 | 520 | Ground-Fault Circuit-Interrupters | Trinational | THC23E | |
1004-1 | 100 | 773 | Rotating Electrical Machines | Trinational | THC 02 | |
1008 | 178.1 | 672 | Transfer Switch Equipment | Trinational | THSC 121A MT18 | |
1426 | 341 | N/A | Electrical Cables for Boats | Binational | THC/THSC | PROJ |
1441 | 198.3 | N/A | Coated Electrical Sleeving | Binational | THC15C | |
1449 | 269.1-5 | N/A | Standard for Surge Protective Devices | Binational | THC 37 | PROJ |
1472 | 184.1 | N/A | Solid-State Dimming Controls | Binational | THC 23BC | |
1565 | 18.5 | N/A | Positioning Devices | Binational | THC 23A-62275 | PROJ |
1569 | 2556 | 556 | Metal-Clad Cables | Trinational | THC 20 | |
1598 | 250.0 | 307/1 | Luminaires | Trinational | THC 34 | |
1653 | 227.1 | 851 | Electrical Nonmetallic Tubing | Trinational | THC 23A | |
1660 | 227.2 | 764 | Liquid-Tight Flexible Nonmetallic Conduit | Binational | THC 23A | |
1682 | 182.1 | 719 | Standard for Plugs, Receptacles, and Cable Connectors, of the Pin and Sleeve Type | Trinational | THC 23H | |
1691 | 1691 | N/A | Single Conductor Pin and Sleeve Devices Intended for Theater, Stage, and Studio Applications | Binational | THC 23H | |
1696 | 227.3 | ANCE | Nonmetallic Mechanical Protection Tubing | Trinational | THC 23A | |
1786 | 256 | N/A | Direct Plug-In Nightlights | Binational | THC 23BC | |
1976 | TBD | N/A | Crimp Tools | Binational | THC 99 | PROJ |
1993 | 1993 | 578/1 | Self-Ballasted Lamps Adapters | Trinational | THC 34 | |
1995 | 236 | N/A | Heating And Cooling Equipment | Binational | THC 61D | PROJ |
2158 | 112 | N/A | Electric Clothes Dryer | Binational | THC/THSC | PROJ |
2251 | 282 | 678 | Standard Testing for Charging Inlets and Plugs | Trinational | THC 69-2 | PROJ |
2231-1 | 281.1 | 668/1 | Personal Protection Systems for Electrical Vehicles (EV) Supply Circuits – Part 1: General Requirements for Protection Devices for use in Charging | Trinational | THC 69-1 | PROJ |
2231-2 | 281.2 | 668/2 | Personal Protection Systems for Electrical Vehicles (EV) Supply Circuits – Part 2: Particular Requirements for Protection Devices for use in Charging | Binational | THC 69-1 | PROJ |
2239 | 18.4 | N/A | Hardware for the Support of Conduit, Tubing, and Cable | Binational | THC 23A | |
2420 | 2420 | N/A | Below ground Reinforced Thermosetting Resin Conduit (RTRC) and Fittings | Binational | THC 23A | |
2459 | 2459 | N/A | Insulated Multi-pole Splicing Wire Connectors | Binational | THC 99 | |
2515 | 2515 | N/A | Above ground Reinforced Thermosetting Resin Conduit (RTRC) and Fittings | Binational | THC 23A | |
2556 | 2556 | 556 | Wire and Cable Test Methods | Trinational | THSC 20 | |
2594 | 280 | 677 | Electric Vehicle Supply Equipment | Trinational | THC 69-1 | PROJ |
4248-1 | 4248.1 | 009/4248/1 | Fuseholders – Part 1: General Requirements | Trinational | THC 32 | PROJ |
4248-11 | 4248.11 | 009/4248/11 | Fuseholders – Part 11: Type C (Edison Base) and Typ | Trinational | THC 32 | PROJ |
4248-12 | 4248.12 | 009/4248/12 | Fuseholders – Part 12: Class R | Trinational | THC 32 | |
4248-15 | 4248.15 | 009/4248/15 | Fuseholders – Part 15: Class T | Trinational | THC 32 | PROJ |
4248-4 | 4248.4 | 009/4248/4 | Fuseholders – Part 4: Class CC | Trinational | THC 32 | PROJ |
4248-5 | 4248.5 | 009/4248/5 | Fuseholders – Part 5: Class G | Trinational | THC 32 | PROJ |
4248-6 | 4248.6 | 009/4248/6 | Fuseholders – Part 6: Class H | Trinational | THC 32 | PROJ |
4248-8 | 4248.8 | 009/4248/8 | Fuseholders – Part 8: Class J | Trinational | THC 32 | |
4248-9 | 4248.9 | 009/4248/9 | Fuseholders – Part 9: Class K | Trinational | THC 32 | PROJ |
4703 | 271 | 733 | Photovoltaic Wire and Cable | Trinational | THSC 20 | |
60320-1 | 60320-1 | N/A | Appliance Couplers for Household and Similar General Purposes – Part 1: General Requirements | Binational-IEC | THC 61D | PROJ |
60335-1 | 60335-1 | 235/1 | Household and Similar Electrical Appliances, Part 1: General Requirements | Trinational-IEC | THC 61D | |
60335-2-34 | 60335-2-34 | N/A | Household and Similar Electrical Appliances, Part 2-34: Particular Requirements for Motor-Compressors | Binational-IEC | THC 61C | PROJ |
60335-2-40 | 60335-2-40 | N/A | Household and Similar Electrical Appliances, Part 2-40: Particular Requirements for Electrical Heat Pumps | Binational-IEC | THSC61D | |
60335-2-89 | 60335-2-89 | N/A | Household and Similar Electrical Appliances, Part 2-89: Particular Requirements for Commercial Refrigerating Appliances with an Incorporated or Remote Refrigerant Unit or Compressor | Binational-IEC | THC 61C | PROJ |
60947-1 | 60947-1-07 | 515 | Low-Voltage Switchgear and Controlgear – Part 1: General Rules | Trinational-IEC | THSC 17A/121A/121B | |
60947-4-1 | 60947-4-1 | 538/7-1 | Low-Voltage Switchgear and Controlgear – Part 4-1: Contactors and motor-starters – Electromechanical contactors and motor – starters | Trinational-IEC | THSC 17A/121A/121B | |
60947-4-2 | 60947-4-2 | N/A | Low-Voltage Switchgrear and Controlgear – Part 4-2: Contactors and motor-starters- AC Semiconductor Motor Controllers and Starters | Binational-IEC | THSC 17A/121A/121B | |
60947-5-1 | 60947-5-1 | N/A | Low-Voltage Switchgear and Controlgear – Part 5-1: Control Circuit Devices and Switching Elements – Electromechanical Control Circuit Devices | Binational-IEC | THSC 17B-WG3 | |
60947-5-2 | 60947-5-2 | 538/7-1 | Low-Voltage Switchgear and Controlgear – Part 5-2: Control Circuit Devices and Switching Elements – Proximity Switches | Trinational-IEC | THSC 17B-WG3 | |
60947-7-1 | 60947-7-1 | 538/7-2 | Low-Voltage Switchgear and Controlgear – Part 7-1: Ancillary Equipment – Terminal Blocks for Copper Conductors | Trinational-IEC | THSC121A/SC 121B | |
60947-7-2 | 60947-7-2 | N/A | Low-Voltage Switchgear and Controlgear – Part 7-2: Ancillary Equipment – Protective Conductor Terminal Blocks for Copper Conductors | Binational-IEC | THSC 121A/SC 121B | |
60947-7-3 | 60947-7-3 | N/A | Low-Voltage Switchgear and Controlgear – Part 7-3: Ancillary Equipment – Safety Requirements for Fuse Terminal Blocks | Binational-IEC | THSC 121A/SC 121B | |
60947-7-4 | 60947-7-4 | N/A | Low-Voltage Switchgear and Controlgear – Part 7-3: Ancillary Equipment – PCB Terminal Blocks for Copper Conductors | Binational-IEC | THSC 121A/SC 121B | |
62275 | 62275 | 623 | Cable management systems – Cable ties for electrical installations | Trinational-IEC | THC 23A | |
62477-1 | 62477-1 | N/A | Power Electronic Converter Systems and Equipment | Binational-IEC | THC 22H | PROJ |
2202 | 346 | 817 | DC Charging Systems for Electric Vehicles | Trinational | THC 69-1 | PROJ |
2263 | 332 | 738 | Electric Vehicle Cable | Trinational | THC 69-1 | PROJ |
2251 | 282 | 678 | Plugs, Receptacles, and Couplers for Electric Vehicles | Trinational | THC 69-2 | PROJ |
2996 | 344 | N/A | Outline of Investigation for In-Ground Boxes | Binational | THC 23B-1 | PROJ |
