North Carolina General Statutes Chapter 20. Motor Vehicles § 20-219.4. Public vehicular area designated

(a) Any area of private property used for vehicular traffic may be designated by the property owner as a public vehicular area by registering the area with the Department of Transportation and by erecting signs identifying the area as a public vehicular area in conformity with rules adopted by the Department of Transportation.

(b) The Department of Transportation shall serve as a registry for registrations of public vehicular areas permitted under this section. The Department shall adopt rules for registration requirements and procedures. The Department shall also adopt rules governing the size and locations of signs designating public vehicular areas by private property owners in accordance with this section. These rules shall ensure that signs erected pursuant to this provision shall be placed so as to provide reasonable notice to motorists.

(c) The Department shall charge a fee not to exceed five hundred dollars ($500.00) per registration request authorized by this section. The Department may also charge the reasonable cost for furnishing a certified copy of a registration when requested. Funds collected under this subsection shall be used to cover the cost of maintaining the registry.