Okla. Stat. tit. 18, § 18-441-812
Action without meeting
ACTION WITHOUT MEETING.
(a) Unless prohibited by the organic rules, any action that may
be taken by a board of directors may be taken without a meeting if
each director consents in a record to the action.
(b) Consent under subsection (a) of this section may be
withdrawn by a director in a record at any time before the limited
cooperative association receives consent from all directors.
(c) A record of consent for any action under subsection (a) of
this section may specify the effective date or time of the action.