Which Article governs the installation and use of all boxes and conduit bodies used as outlet, device, junction, or pull boxes?

The installation and use of all boxes and conduit bodies used as outlet, device, junction, or pull boxes is governed by Article 314 of the National Electrical Code (NEC). This article specifically addresses the requirements for boxes and conduit bodies, outlining their proper installation, sizing, support, and how they must be used in conjunction with conductors and wiring systems.

Article 314 provides critical details about the types of boxes permitted, their placement within a system, and requirements for access—ensuring that they can safely accommodate the wiring and devices intended for use. It emphasizes the importance of these components in maintaining the safety and effectiveness of electrical systems. Understanding the stipulations in Article 314 is essential for compliance with the NEC, and it guarantees that all installations meet safety standards.