A. A director may waive any notice required by this chapter, the articles of incorporation, or bylaws before or after the date and time stated in the notice, and such waiver shall be equivalent to the giving of such notice. Except as provided in subsection B, the waiver shall be in writing, signed by the director entitled to the notice, and delivered to the corporation's secretary for filing by the corporation with the minutes of the meeting or corporate records.
B. A director's attendance at or participation in a meeting waives any required notice to the director of the meeting unless the director at the beginning of the meeting or promptly upon the director's arrival objects to holding the meeting or transacting business at the meeting and does not after objecting vote for or assent to action taken at the meeting.