Anderegg was born on March 22 in Sandy, Utah and earned his Eagle Scout award as a teenager.
2012: With District 6 incumbent Republican Representative Brad Galvez redistricted to District 29, Anderegg was one of two candidates chosen from among four for the June 26, 2012 Republican Primary, winning with 1,440 votes (56.7%),[8] and won the November 6, 2012 General election with 10,513 votes (84.1%) against Democratic nominee Gabrielle Hodson.
[10] Anderegg resigned from the Utah Senate in October 2023 due to a "significant change" in his personal employment.
Anderegg sponsored HJR1 Joint Resolution on Religious Liberty and made the bill public on December 18, 2013.
The bill garnered significant attention from the media and other members of the Utah State Legislature.