HOUSE BILL NO. 4545 A bill to designate Yom Kippur as a holiday in this state. the people of the state of michigan enact: Sec. 1. The legislature declares that the tenth day of the month of Tishrei, according to the Hebrew calendar, shall be known as "Yom Kippur". HOUSE BILL NO. 4545 A bill to designate Yom Kippur as a holiday in this state. the people of the state of michigan enact: Sec. 1. The legislature declares that the tenth day of the month of Tishrei, according to the Hebrew calendar, shall be known as "Yom Kippur".