Compiled Laws, Chapter 168. Michigan Election Law § 168.544d

Sec. 544d. Nominating petitions for the offices under this act and petitions for a local proposal may be circulated on a countywide form. Petitions circulated countywide must be on a form prescribed by the secretary of state, which form must be substantially as provided in sections 482, 544a, or 544c,  1 whichever is applicable. The secretary of state may provide for a petition form larger than 8- 1/2 inches by 13 inches and shall provide for identification of the city or township in which the person signing the petition is registered. The certificate of the circulator may be on the reverse side of the petition. This section does not prohibit the circulation of petitions on another form prescribed by this act.