Use NFPA 790: Standard for Competency of Third-Party Field Evaluation Bodies with the NFPA 791 to promote effective field evaluations of electrical equipment.

Installed electrical products or assemblies that are not previously certified, listed, recognized, or classified undergo a "field evaluation" to ensure electrical safety. NFPA 790: Standard for Competency of Third-Party Field Evaluation Bodies provides qualifications and competencies for third parties performing field evaluations and specifies how they are to be completed.

The Standard is used in tandem NFPA 791: Recommended Practice and Procedures for Unlabeled Electrical Equipment Evaluation.

The latest requirements in NFPA 790 are essential for fire marshals, AHJs, and other personnel involved with evaluating:

• Electrical products not pre-certified, listed, recognized, or classified to an applicable product safety standard
• Electrical products and assemblies that are unique or modified after the manufacturing process

Changes in the 2018 edition include an updated reference to the NFPA 70®: National Electrical Code® (NEC®) edition date in Chapter 2, and clarifications in C.1.2(2) to ensure the text is referring to a motor control center. Created to meet industry needs, NFPA 790 is vital for electrical safety for the public