Columns

Is there a way to interact with UL’s Regulatory Services Department Staff on social media?

Is it code-compliant to install Type NM cable exposed in an attached residential garage? How about a detached garage?

Fact or Fiction

Making Changes to the Canadian Electrical Code

New Wiring Rules in Sections 4 and 12

We have some radio equipment that uses a screw-type fastener to bond or attach the grounding conductor to the antenna assembly. Can this screw be any ordinary screw, or does it need to be a “listed” s

The Conductors, Getting Solar Energy to the Inverter for 40–50 Years

Essential Electrical System — Who is to say?

Is the XO Jumper Sized Correctly?

FACE-TO-FACE TIME — Its value and where to find it