Colorado Revised Statutes Title 7. Corporations and Associations § 7-128-204. Waiver of notice

(a) At the beginning of the meeting or promptly upon the director's later arrival, the director objects to holding the meeting or transacting business at the meeting because of lack of notice or defective notice and does not thereafter vote for or assent to action taken at the meeting; or

(b) If special notice was required of a particular purpose pursuant to section 7-128-203(2), the director objects to transacting business with respect to the purpose for which such special notice was required and does not thereafter vote for or assent to action taken at the meeting with respect to such purpose.