N.C. Gen. Stat. § 127A-176: Entry into force and withdrawal.

(a) This Compact shall enter into force when enacted into law by any two states. Thereafter, this Compact shall become effective as to any other state upon its enactment thereof.

(b) Any party state may withdraw from this Compact by enacting a statute repealing the same, but no such withdrawal shall take effect until one year after the governor of the withdrawing state has given notice in writing of such withdrawal to the governors of all other party states. (1969, c. 674, s. 1; 1975, c. 604, s. 2.)