Each governing body shall promulgate rules by which the date, time and place of all regularly scheduled meetings and the date, time, place and purpose of all special meetings are made available, in advance, to the public and news media, except in the event of an emergency requiring immediate official action.
Each governing body shall file a notice of any meeting by causing a notice of the meeting to be printed in a local newspaper: Provided, That the governing body may otherwise provide by rule or regulation an alternative procedure that will reasonably provide the public with notice. Each notice shall state the date, time, place and purpose of the meeting.
In the event of an emergency requiring immediate official action, any governing body may provide an emergency meeting notice at any time prior to the meeting. The emergency meeting notice shall state the date, time, place and purpose of the meeting and the facts and circumstances of the emergency.
Upon petition by any adversely affected party, any court of competent jurisdiction may invalidate any action taken at any meeting for which notice did not comply with the requirements of this section.