This chart guides how close workers can safely get to energized equipment based on system voltages and other factors, ensuring compliance with safety standards such as NFPA 70E. The NEC, published by the National Fire Protection Association, is the baseline safety standard for electrical installations across all 50 states, though local jurisdictions often adopt it with modifications. 1 As of early 2026, 25 states enforce the 2023 edition while 20 others still operate under. Reference NESC Rule 234E for Diving platforms, water slide, or other pool A objects greater than 8 feet in height. Vertical clearance does not apply to neutral, comm, grounded guy, or TPX that are 10 feet or more from edge of pool, diving platform, slide, or pool objects. Dedicated space: The space equal to the width and depth of electrical equipment in addition to the space extending. To re-cap Article #1 from March 5th and as required by OSHA, NFPA and the NEC: "working space around electrical enclosures or equipment shall be adequate for conducting all anticipated maintenance and operations safely, including sufficient space to ensure the safety of personnel working during. It focuses on the clearance requirements for electrical gear and panels as outlined in the National Electrical Code (NEC) 2023 edition. Postal ServiceTM is responsible for establishing the method or “mode” of delivery for all new developments—both residential and commercial. The mode of delivery includes the following: Type of mailbox you will use.