(1) Except where a written statement is submitted by an auditor under section 136—
(a) a resolution in writing signed by such number of members as are entitled to vote on that resolution at a general meeting of members as may be specified in the by-laws is as valid as if it had been passed at a general meeting of the members; and
(b) a resolution in writing dealing with any matter required by this Act to be dealt with at a general meeting of members and signed by all the members entitled to vote at that meeting—
(i) satisfies all the requirements of this Act relating to meetings of members, and
(ii) subject to subsection (2), is effective from the date specified in the resolution.
(2) The effective date of a resolution described in subsection (1)(b)(ii) must not be earlier than the date on which the first member signed the resolution.
(3) A copy of every resolution described in subsection (1) must be kept with the minutes of the meetings of members.