Electrical codes
Five authorities on electrical codes are:
National Electrical Code (NEC) Classification (USA only): A recognized authority on safe electrical wiring. Federal, state, and local governments use NEC standards to establish their own laws, ordinances, and codes on wiring specifications. The NEC classification is published by the National Fire Protection Association (NFPA). The address is NFPA, 1 Batterymarch Park, Quincy, MA 02269 USA. www.nfpa.org
Underwriters’ Laboratory (UL) (USA only): An independent research and testing laboratory. UL evaluates the performance and capability of electrical wiring and equipment to determine compliance with certain safety standards when properly used. Acceptance is usually indicated by the words “UL Approved” or “UL Listed.” The address is UL, 333 Pfingsten Road, Northbrook, IL 60062-2096 USA. www.ul.com
National Electrical Manufacturing Association (NEMA) (USA only): An organization of electrical product manufacturers. Members develop consensus standards for cables, wiring, and electrical components. The address is NEMA, 2101 L Street N.W, Washington, D.C. 20037 USA. www.nema.org
Electronics Industry Association (EIA): A trade association that develops technical standards, disseminates marketing data, and maintains contact with government agencies in matters relating to the electronics industry. The address is EIA, 2001 Eye Street N.W., Washington, D.C. 20006 USA. www.eia.org
Federal Communications Commission (FCC): A commission that regulates all interstate and foreign electrical communication systems that originate in the United States according to the Communications Act of 1934. The FCC regulates all U.S. telephone and cable systems. The address is FCC, 1919 M Street N.W., Washington, D.C. 20554 USA.