(a) Services. – An area authority shall provide, directly or by contract, the substance abuse services needed by a person to obtain a certificate of completion required under G.S. 20-17.6 as a condition for the restoration of a drivers license. A person may obtain the required services from an area facility, from a private facility authorized by the Department to provide this service, or, with the approval of the Department, from an agency that is located in another state.