Section R. 336.2805 - Restrictions on area classificationsRule 1805.
(1) All of the following areas in existence on August 7, 1977, shall be class I areas and shall not be redesignated:(b) National wilderness areas which exceed 5,000 acres in size, including Seney National Wildlife Refuge.(c) National memorial parks which exceed 5,000 acres in size.(d) National parks which exceed 6,000 acres in size, including Isle Royale National Park.(2) Areas which were redesignated as class I under federal regulations promulgated before August 7, 1977, shall remain class I, but may be redesignated as provided in this rule.(3) Any other area, unless otherwise specified in the legislation creating such an area, is initially designated class II, but may be redesignated as provided in this rule.(4) Both of the following areas may be redesignated only as class I or II:(a) An area which as of August 7, 1977, exceeded 10,000 acres in size and was a national monument, a national primitive area, a national preserve, a national recreational area, a national wild and scenic river, a national wildlife refuge, a national lakeshore or seashore.(b) A national park or national wilderness area established after August 7, 1977, which exceeds 10,000 acres in size.Mich. Admin. Code R. 336.2805