(a) Notice of the time and place of holding the annual and any special township meetings shall be given by the township clerk (or, in the clerk’s absence, the supervisor, assessor, or collector) by posting written or printed notices in 3 of the most public places in the township at least 15 days before the meeting and, if there is an English language newspaper published in the township, by at least one publication in that newspaper before the meeting. The notice shall set forth the agenda for the meeting.
     (b) Agenda. Not less than 15 days before the annual meeting, the township board shall adopt an agenda for the annual meeting. Any 15 or more registered voters in the township may request an agenda item for consideration by the electors at the annual meeting by giving written notice of a specific request to the township clerk no later than March 1 prior to the annual meeting. The agenda published by the township board shall include any such request made by voters if the request is relevant to powers granted to electors under the Township Code.
     (c) Additional agenda items. Any matter or proposal not set forth in the published agenda shall not be considered at the annual meeting other than advising that the matter may be considered at a special meeting of the electors at a later date.
     (d) Notice and agenda requirements for an annual township meeting that has been postponed under subsection (d) of Section 30-5 shall be the same as provided in this Section.