Original rule certified June 10, 1974. Repeal and new rule filed June 9, 1977; effective July 11, 1977. Repeal and new rule filed January 27, 1989; effective March 13, 1989. Amendment filed December 21, 2006; effective March 6, 2007. Transfer to chapter 1680-06-03 filed February 14, 2024; effective 5/14/2024.