Upon approval of the articles of incorporation by the division, the bank is a body corporate and, except as provided in sub. (6), has perpetual duration. In addition to all other powers granted under this chapter, a bank has all of the following powers:

   (1)   Power to contract. To make contracts necessary and proper to effect its purpose and conduct its business.

   (2)   Power to sue. To sue and be sued, and to appear and defend in all actions and proceedings under its corporate name to the same extent as a natural person.

   (3)   Corporate seal. To adopt and use a corporate seal and alter the same at pleasure.

   (4)   Officers and agents. To elect or appoint officers, agents and employees, define their duties and obligations, require bonds of them, fix their compensation, dismiss them and fill vacancies.

   (5)   Business of banking. To exercise by its board of directors, or duly authorized officers or agents, all incidental powers necessary to carry on the business of banking. A bank may exercise the powers granted by this subsection to carry on the business of banking at a branch bank. Powers granted under this subsection include all of the following:

      (a)    Buying, discounting and negotiating promissory notes, bonds, drafts, bills of exchange, foreign and domestic, and other evidences of debt.

      (b)    Buying and selling coin and bullion.

      (c)    Receiving commercial and savings deposits under such conditions as the bank may establish.

      (d)    Buying and selling exchange.

      (e)    Making loans on personal and real security in accordance with this chapter.

   (6)   Succession. To have succession until any of the following occurs:

      (a)    The bank is dissolved by the act of its shareholders owning a majority of the stock of the bank entitled to vote or such greater percentage required under its articles of incorporation or bylaws.

      (b)    The bank’s corporate existence becomes terminated by a provision in its articles of incorporation.

      (c)    The bank’s charter is forfeited under s. 220.08 (18) or 221.0803.

   (7)   Intermediary or payer bank. To establish and maintain facilities for the receipt of checks and other transit items as an intermediary or payer bank in bank-to-bank transactions.

   (8)   Services to other depository institutions. To contract with one or more depository institutions to provide banking and financially related products or services on its behalf to its customers, except that no contract is required for the acceptance of deposits of customers at affiliated banks. A bank that proposes to enter into a contract under this subsection shall file with the division, at least 30 days before the effective date of the contract, a notice of intention to enter into a contract with a depository institution, a description of the services proposed to be performed under the contract and a copy of the contract. A bank may not, pursuant to a contract under this subsection, conduct any activity as an agent that it would be prohibited from conducting as a principal under applicable state or federal law, or have an agent conduct any activity that the bank as a principal would be prohibited from conducting under applicable state or federal law. The division may order a bank or any other depository institution subject to the division’s enforcement powers to cease acting as an agent or principal under any contract that the division finds to be inconsistent with safe and sound banking practices.

   (9)   Other. To exercise such other powers as may be provided or permitted under this chapter.