Petersen was rewarded with a new five-year contract extension on January 1, 2010. The state board of education approved the new contract on April 22, which paid $8 million over five years, or $1.6 million per year. The contract also included automatic one-year extensions to the contract each time Petersen won at least eight regular Petersen's last contract in Boise was agreed to on January 3, 2012. The five-year, $18 million deal called for a base salary of $2 million for the 2012 season, with $200,000 raises in each subsequent season. It also included retention bonuses of $100,000 after two years and $200,000 in each of the final three years Washington On December 6, 2013, Petersen agreed to a five-year, $18 million contract to become the new head coach at Washington. He replaced Steve Sarkisian, who announced that he was leaving Washington to take the same position at USC three days after the 2013 Apple Cup. In Petersen's first season in 2014, Washington went 8–6 and lost in the Cactus Bowl to Oklahoma State. During the season, Petersen became the quickest active FBS coach to reach 100 wins, achieving the mark in just 117 games as a head coach. In 2015, a young Huskies team finished 7–6, including an upset at USC against Sarkisian. Washington defeated Southern Miss in the Heart of Dallas Bowl. Petersen signed a two-year contract extension near the end of the 2015 season. The 2016 Huskies had one of the best seasons in Washington history, winning the Pac-12 championship and earning a berth to the program's first-ever College Football Playoff. In the Pac-12 Championship, No. 4 Washington defeated No. 9 Colorado 41–10 at Levi's Stadium. On December 31, 2016, Alabama beat Washington 24–7 in the Peach Bowl, ending the Huskies' season. After the season, Petersen's contract was extended through 2023 with an average salary of $4.875 million per year. This new contract made Petersen the highest paid coach in the Pac-12 at the time. Washington posted back-to-back 10-win seasons for the first time since 1990–91 after going 10–3 in 2017. The Huskies played in a New Year's Six bowl, losing to Penn State in the Fiesta Bowl. Petersen led the Huskies to another Pac-12 title in 2018. UW defeated Utah 10–3 in the title game to clinch a berth in the Rose Bowl against Ohio State. During the season, Washington beat No. 7 Washington State in