(a) If the commissioner approves the plan of merger or consolidation, the commissioner shall issue an order approving the merger or consolidation.
(b) If the surviving savings bank is a foreign savings bank, the commissioner shall issue and deliver to the surviving savings bank a certificate of authority to do business as a savings bank in this state for a period that expires January 31 of the next calendar year.

(c) A surviving savings bank that is a domestic savings bank shall operate under:
(1) the articles and bylaws of the merging or consolidating domestic savings bank; and
(2) the law applicable to a domestic savings bank.