Electrical Codes & Standards
Latest Articles
Codes & Standards
Code Knows: How well do you understand the general requirements?
Article 110 of the National Electrical Code covers the general requirements for the examination, approval, installation and use of electrical equipment, plus the spaces around it. These requirements apply to all installations, except as amended elsewhere in the code.
Codes & Standards
Wired for Change: What’s new for Chapter 3 in the 2026 NEC
The 2026 edition of NFPA 70, the National Electrical Code, brings a range of updates to Chapter 3 governing wiring methods and materials.
2023 NEC Changes
More Codes & Standards Articles
-
Codes & Standards
Grounding Connections
By -
Codes & Standards
Grounding a Meter Socket
By -
Codes & Standards
Box-Fill Calculations, Part IV
By -
Codes & Standards
Box-Fill Calculations, Part VI
By -
Codes & Standards
Grounding Electrode Conductors in a Building
By -
Codes & Standards
GFCI Requirements Expand in 2005 NEC
By -
Codes & Standards
Box-Fill Calculations, Part VII
By -
Codes & Standards
Meter Sockets, Laundry Room Receptacles and More
By -
Codes & Standards
Box-Fill Calculations, Part VIII
By -
Codes & Standards
Box-Fill Calculations, Part X
By -
Codes & Standards
Avoiding the Pitfalls
By -
Codes & Standards
Use the Service Entrance
By -
Codes & Standards
PV Installation: Codes and Standards
By -
Codes & Standards
Redefining Construction
By -
Codes & Standards
Box-Fill Calculations, Part XI
By -
Codes & Standards
Standard Procedure
By -
Codes & Standards
Being Selective
By -
Codes & Standards
Box-Fill Calculations, Part XII
By -
Codes & Standards
Pull- and Junction-Box Calculations, Part III
By -
Codes & Standards
Panelboards in Stairways, Color Coding and More
By
featured Video
Turn Jobsite Minutes into Savings: Install & go with luminaires with wireless SensorSwitch AIR embedded controls
Because your time matters, there’s a faster way to add lighting controls. Choose luminaires with wireless SensorSwitch AIR embedded controls and install the luminaire and the controls, all in one. Get it easily through your local distributor.
Magazines
Immediate access as well as a brochure-style overview of EC Magazine, Safety Leader and Line Contractor.