(a) Each corporation must continuously maintain in this state:
(1) a registered office that may be the same as any of its places of business; and
(2) a registered agent, who may be:
(i) an individual who resides in this state and whose business office is identical with the registered office;
(ii) a corporation organized or authorized under RSA 292, RSA 293-A, or RSA 294-A whose business office is identical with the registered office;
(iii) a limited liability company formed or authorized under RSA 304-C whose business office is identical with the registered office; or
(iv) a limited liability partnership formed or authorized under RSA 304-A:44 whose business office is identical with the registered office.