As used in this subchapter, unless the context otherwise requires:
(1) “Business corporation” means a corporation incorporated under the Arkansas Business Corporation Act of 1987, § 4-27-101 et seq.;
(2) “Financial institution” means a state bank or national bank, a savings and loan association, or a building and loan association as defined in subdivisions (3)-(5) of this section;
(3) “National bank” means a bank chartered under the banking laws of the United States;
(4) “Savings and loan association” or “building and loan association” means any financial institution or association established and operating under the authority of § 23-37-101 et seq., § 23-37-706, or under any other appropriate state or federal law; and
(5) “State bank” means a bank, trust company, or savings bank chartered under the banking laws of this state.