14E-2-200 Use and identification of grounded conductors.
The provisions of Article 200 of NFPA 70 are adopted by reference with the following modification:
1.   Insert new subsection 200.5 to read:
"Color Code of Grounded Branch Circuit and Grounded Feeder Circuit Conductors. Grounded branch circuit and grounded feeder circuit conductors shall be identified in accordance with either 200.5 (A) or (B), as applicable.
(A)   150 Volts to Ground or Less. The grounded conductor of branch circuit and feeder conductors rated 150 volts to ground or less shall be identified by a continuous white outer finish.
(B)   Over 150 Volts to Ground. The grounded conductor of branch circuit and feeder conductors rated over 150 volts to ground shall be identified by a continuous gray outer finish."