Date, time and place of meeting. 2. Arizona's Open Meeting Law must be construed in favor of open and public meetings.Any notice of a board meeting shall state the date, time and place of the meeting. The Maricopa County Board of Supervisors Formal and Informal meetings are open to the public and will proceed under ARS 38-431 et.al. Refer to Chapter 2, Section 1, page 15 of the Arizona Rulemaking Manual. Required with filing. The notice must state the date, time, place and purpose of the meeting. Notice and Agenda: Agendas for executive sessions may describe the matters to be discussed more generally than agendas for public meetings in order to preserve. Go to the Fee Waiver and Deferral page to find out more. Notice should include date, time, location and purpose of the meeting; and the agenda should be mailed with the notice to ensure compliance with the law.