The NEC® is updated every ________ years.

The National Electrical Code (NEC) is a compilation of standards that govern electrical installations in the United States. It is updated every three years to ensure that the code reflects current safety practices, technological advancements, and emerging trends in the electrical industry. This regular update cycle allows for timely incorporation of new information and technology, ensuring that electric installations adhere to the latest safety and performance standards. The three-year interval helps electrical professionals stay informed about necessary changes and adaptations in their practices as they relate to code compliance.