He serves as the member of the Legislative Assembly of Queensland for Traeger, having previously represented Mount Isa from 2012 to 2017.

He received a Bachelor of Applied Science in Property Economics from the Queensland University of Technology.

[6] He won Mount Isa at the 2012 state election, pushing Labor incumbent Betty Kiernan into third place.

[9] The state electorate of Mount Isa was abolished in 2017, and Katter followed most of his constituents into the new seat of Traeger.

[12][13] In April 2022, Katter said he will move a bill to ban transgender athletes from women's sport in the state.

Katter claimed that the region was being neglected by the state's South East, particularly in the areas of investment, infrastructure and disaster relief.