Linnestad was elected deputy representative to the
Storting for the period 2017–2021 for the
Conservative Party. She replaced
Henrik Asheim at the Storting from October to November 2017, and again from 2020 when Asheim took a cabinet seat. She was elected ordinary member to the Storting from the
constituency of Akershus from September 2021. Linnestad was a member of
Ski municipal council from 1999 to 2019, serving as mayor from 2011 to 2015. In 2020 Ski municipality was merged into
Nordre Follo, and Linnestad continued in the municipal council there. ==References==