Take this weekly quiz to test your knowledge of the 2023 National Electrical Code (NEC) requirements. The Code Quiz features ...

Note: This article references the 2020 NEC because the Philadelphia area — the jurisdiction where this author teaches and ...

The National Electrical Code (NEC) exists to keep people and property safe from electrical hazards and fires. Electricians like me and Chris Lozano of Frontdoor Home Services spend years learning ...

The Science and Technology Directorate’s (S&T) National Urban Security Technology Laboratory (NUSTL) and the Big City Fire Working Group (BCF) have reached a major milestone toward introducing ...

The City of Valdosta’s Inspections Department has officially adopted the 2023 National Electrical Code (NEC) and is now requiring all permit applications to comply with its updated guidelines. In ...

The national code doesn’t care what you’re plugging ... a solid ground connection from car to charger and from charger to electrical panel. They also include their own GFPE (Ground Fault ...

The national code doesn’t care what you’re plugging in, but vehicle chargers deserve their own carve-out. That’s because no current ever flows until the charger has verified a solid ground connection ...