111.105-43—Paint stowage or mixing spaces.
A space for the stowage or mixing of paint must not have any electric equipment, except:
(a)
Intrinsically safe electric equipment approved for a Class I, Division 1, Group D (Zone 0 or Zone 1) location;
(b)
Explosionproof electric equipment approved for a Class I, Division 1, Group D (Zone 0 or Zone 1) location; or