Haltbrekken was elected to the Storting in 2017 and was re-elected in 2021.[3]
Party politics
In February 2023, ahead of the party convention, the Socialist Party committee was divided on whether to designate Haltbrekken or Marian Hussein as deputy leader succeeding Kirsti Bergstø who was the sole candidate to succeed outgoing leader Audun Lysbakken.[4] Despite being considered the favourite to become deputy leader, he lost against Hussein with 101 to 114 votes.[5]