In the United States, electric signs must comply with the provisions of the National Electric Code Article 600 and Underwriters Laboratories 48 Standard for Electric Signs.
ISA has long played a leading role in the development of National Electric Code regulations that keep pace with advances in electric sign technology.
You may be asking yourself?
- What version of the code applies?
- How do I become compliant?
- How do I work with electrical inspectors within the framework of NEC?
Find answers to your questions through the below navigation: