(1) A metropolitan region council’s articles shall state the name of the council; the names of the participating counties and cities; the purposes for which the council is formed; the powers, duties, and limitations of the council and its officers; the qualifications, method of selection, and terms of office of delegates sitting on the council and of council officers; the manner in which participating counties and cities shall take part in the governance of the council; the general method of amending the articles; any matter that the participating counties and cities consider advisable; and both of the following, which shall require the adoption of a resolution by a vote of not less than 2/3 of the delegates serving on the council, including at least 1 delegate from each participating qualified county and qualified city:

    (a) The method of amending the articles to reflect the addition of a qualified county or qualified city.

    (b) The method of amending the articles to reflect a change in the distribution of funds among regional cultural institutions.

    (2) Subject to subsection (3) and the requirements of section 25 and 27, the articles may authorize the metropolitan region council to act in accordance with section 7(3).

    (3) The articles of a metropolitan region council shall specify that, as a condition of proceeding under subsection (2), the county commission of each qualified county participating in the council shall place on a countywide ballot the proposal described in section 27(1) at the regularly scheduled county primary or general election that follows the determination to proceed under section 27(3).

    (4) The articles of a metropolitan region council shall specify the maximum amount or percentage of revenues received under this act that the council may authorize to be expended annually for administrative costs incurred under this act. The articles shall also specify that not more than 3% of annual revenues received under this act may be expended annually for those administrative costs. Additionally, the articles shall authorize the council to provide funding, supplemental to funding received from other sources, for regional cultural institutions located within the council area that the council serves. However, a council shall not expend money collected under this section unless the specific expenditure is included in the council’s annual budget, expressly authorized in the council’s articles, or unless the expenditure is approved by an affirmative vote of a majority of the council’s delegates.