 Reif served a two-year term as Chief Justice of the Oklahoma Supreme Court in 2015 and 2016 and was replaced in that position by Justice Douglas Combs, who had served as his Vice Chief Justice.In March 2019 Reif announced his voluntary retirement from the court, effective April 30, 2019.Reif was married to the former Aylo Brewer for 35 years from 1973 until her death in 2008.