N.C. Gen. Stat. § 1-32: Not applicable to bank bills.

The limitations prescribed by law do not affect actions to enforce the payment of bills, notes or other evidences of debt, issued or put in circulation as money by banking corporations incorporated under the laws of this State. (C.C.P., s. 53; 1874-5, c. 170; Code, s. 174; Rev., s. 377; C.S., s. 422.)