N.C. Gen. Stat. § 1B-2: Pro rata shares.

In determining the pro rata shares of tort-feasors in the entire liability

(1) Their relative degree of fault shall not be considered;

(2) If equity requires, the collective liability of some as a group shall constitute a single share; and

(3) Principles of equity applicable to contribution generally shall apply. (1967, c. 847, s. 1.)