N.C. Gen. Stat. § 153A-426: Withdrawal from an authority.

If the authority has no outstanding indebtedness, any member may withdraw from a regional solid waste management authority effective at the end of the current fiscal year by giving at least six months notice in writing to each of the other members. Withdrawal of a member shall not dissolve the authority if at least two members remain. (1989 (Reg. Sess., 1990), c. 888, s. 1.)