On January 6, 2016, the Washington Utilities and Transportation Commission (UTC) issued its final order in Avista Corporation's Washington electric and natural gas general rate cases, which were originally filed with the UTC on February 9, 2015. The Order approved rates designed to provide a 1.6%, or $8.1 million, decrease in electric base revenue and a 7.4%, or $10.8 million, increase in natural gas base revenue. The new rates became effective January 11, 2016.