North Carolina General Statutes 75-39. Conditioning services on electric service prohibited
(a) No municipality or other provider of water or sewer services may offer, or agree to provide, extend, enhance, or accelerate the provision of water or sewer services, or facilities or other municipal services or facilities, to any person in consideration of that person or another person agreeing to receive electric service from the municipality or another electric supplier.
(b) No municipality or other provider of water or sewer services may refuse to provide, or threaten or act to deny, delay, or terminate the provision of, water or sewer services or facilities, or other municipal services or facilities, to any person as a result of, or in an attempt to influence, the choice of an electric supplier by that person or another person.
(c) A violation of this section by any municipality or other provider of water or sewer services shall constitute an unfair method of competition and an unfair act or practice under N.C. Gen. Stat. § 75-1.1 (2005-150, s. 1.)