N.C. Gen. Stat. § 90-274: No liability for nonnegligent performance of operation.

Subject to the rules of law applicable generally to negligence, no physician or surgeon licensed by this State shall be liable either civilly or criminally by reason of having performed a surgical interruption of vas deferens or Fallopian tubes authorized by the provisions of this Article upon any person in this State. (1963, c. 600.)