N.C. Gen. Stat. § 153A-263

A county or city may:

(1) Establish, operate, and support public library systems;

(2) Set apart lands and buildings for a public library system;

(3) Acquire real property for a public library system by gift, grant, purchase, lease, exercise of the power of eminent domain, or any other lawful method. If a library board of trustees is appointed, a county or city shall, before acquiring real property by purchase, lease, or exercise of the power of eminent domain, seek the recommendations of the board of trustees regarding the proposed acquisition;

(4) Provide, acquire, construct, equip, operate, and maintain buildings and other structures for a public library system;

(5) Acquire library materials by purchase, exchange, devise, gift, or any other lawful method;

(6) Appropriate funds to carry out the provisions of this Article;

(7) Accept any gift, grant, lease, loan, exchange, or devise of real or personal property for a public library system. Devises, grants, and gifts may be accepted and held subject to any term or condition that may be imposed by the grantor or trustor, except that no county or city may accept or administer any term or condition that requires it to discriminate among its citizens on the basis of race, sex, or religion.