“Company” means any corporation, partnership, business trust, association, or similar organization, or any other trust unless by its terms it must terminate within twenty-five years or not later than twenty-one years and ten months after the death of individuals living on the effective date of the trust but shall not include any corporation the majority of the shares of which are owned by the United States or by any State, and shall not include a qualified family partnership. “Company covered in 1970” means a company which becomes a bank holding company as a result of the enactment of the Bank Holding Company Act Amendments of 1970 and which would have been a bank holding company on June 30, 1968 , if those amendments had been enacted on that date.