Section 600.521 - Twentieth judicial circuit(1) The twentieth judicial circuit consists of the county of Ottawa and has 4 judges.(2) Subject to section 550, this judicial circuit may have 1 additional judge effective January 1, 2023. If this judgeship is added to the twentieth judicial circuit, the initial term of office of the judgeship is 8 years.Amended by 2022, Act 8,s 4, eff. 2/9/2022.1961, Act 236, Eff. 1/1/1963 ;--Am. 1966, Act 22, Imd. Eff. 4/20/1966 ;--Am. 1974, Act 145, Imd. Eff. 6/7/1974 ;--Am. 1990, Act 54, Imd. Eff. 4/11/1990 ;--Am. 2001, Act 256, Eff. 3/22/2002.