2. Time. A biennial municipal caucus of any party held biennially during the general election year for the purpose of electing delegates to a state convention and for any other business must be held during the general election year before March 20th.

3. Notice. The secretary of the committee must shall have a notice of the caucus published in a newspaper having general circulation in the municipality at least 3 and not more than 7 days before it is to be held, or must shall post a notice in a conspicuous, public place in each voting district in the municipality at least 7 days before the caucus. The notice must contain the name of the party, the time and place of the caucus and the name of the person calling it.

A. If the notice is not published as required by this subsection, the caucus is void if challenged by any voter eligible to participate in the caucus who was prejudiced by the failure to publish notice.

B. The secretary of the committee must shall file a copy of the notice with the clerk who shall record it.

4. Procedure. The chairman chair of the municipal committee shall open the caucus. In his the chair's absence, the secretary or any resident voter enrolled in the party may open the caucus. The caucus shall elect a secretary and a chairman chair in that order. The chairman chair of the caucus shall then preside over the caucus and the secretary shall record the proceeding of the caucus. The caucus shall determine its own parliamentary procedure.

5. If no municipal committee. If there is no municipal committee, any resident voter enrolled in the party may call a special caucus for the purpose of electing the committee. He must follow following the notice procedure of subsection 3.