North Carolina General Statutes Chapter 54. Cooperative Organizations § 54-59. Calling in loans before due

(1) When the person acquiring the lands upon which money has been loaned does not comply with the provisions of G.S. 54-58 and fulfill the obligations incumbent upon him;

(2) When the debtor does not meet the obligation imposed upon him by his contract and the bylaws of the land mortgage association;

(3) When the mortgaged premises become subject to forced sale;

(4) When the mortgaged premises are depreciating in value because of lack of care, of failure to maintain and conserve or from other cause.