Usage patterns
〈人〉が取締役に就任するfor someone to take office as a director
He is scheduled to take office as a director next month.
〈人〉が取締役を辞任するfor someone to resign as director
He resigned as director to take responsibility for the scandal.
〈人〉が取締役に選任されるfor someone to be elected as a director
New directors were elected at the shareholders' meeting.
取締役会で〈事〉を決議するfor a matter to be resolved at a board of directors meeting
The investment in the new business was resolved at the board meeting.