Question: What are the standard voltages recognized by the NEC for load calculations? See answer below. Answer: 120, 120/240, ...

Introduction of new medium-voltage Articles addressing systems over 1,000VAC and 1,500VDC, including Articles 235, 245, 305, 315, and 495, to support growing medium voltage installations.

Homeowners who are comfortable swapping outlets or adding a new light often discover the hard way that the rules have shifted under their feet. The most disruptive change is not a fancy smart device ...

The NFPA is tweaking the certification code for EV charging stations. Though electric vehicles are relatively new on the scene, the National Electrical Code has incorporated rules about their safe use ...

The Harford County Council held a public hearing Tuesday to discuss three bills that aim to bring the county’s plumbing, building and electrical regulations in line with updated national standards.

This story originally appeared in New York Focus, a nonprofit news publication investigating power in New York. Sign up for their newsletter here. If you’re planning on building a home with a gas ...