A 144 hours' notice is required for regular meetings. At its core, the Texas Open Meetings Act requires government entities to keep official business accessible to the public.1. Designate open forum time on the meeting agenda. You may copy and paste your agenda into the agenda field. A separate document file for the agenda is not required. A form of notice and agenda for an annual meeting of the shareholders of a Texas corporation. (1) notice of two consecutive annual meetings and notice of any meeting held during the period between the two annual meetings; or. Notices of the meetings of the Governing Board of Directors will be posted electronically on this website at least 72 hours prior to the meeting. Select the option that works for your meeting: Option 1 (Use if first meeting of the year).