Section 644.05 - General corporate powers and procedures(1) POWERS. Subject to s. 644.19(2) and (3), s. 181.0302 (intro.), (1) to (15), (18) and (19) applies to mutual holding companies.(2) EFFECT OF UNAUTHORIZED CORPORATE ACTS. Section 181.0304 applies to mutual holding companies, except that, for purposes of this subsection, "attorney general" used in s. 181.0304(3) means "commissioner".(4) WAIVER OF NOTICE AND INFORMAL ACTION BY MEMBERS OR DIRECTORS. Sections 181.0704, 181.0706, 181.0821 and 181.0823 apply to mutual holding companies. For purposes of this subsection, "board" used in s. 181.0821 includes "committee of the board of a mutual holding company".