Heidi was an active member of the Liberal Party. Holding various roles such as branch president, vice-president, and secretary. State and federal electorate council delegate. Fundraiser, branch development officer, and State council and Federal conference delegate. Elected to the seat of Bayswater in November 2006. Served as Shadow Parliamentary Secretary for Arts in November 2009. Following Ted Baillieu’s resignation as Premier in March 2013. Heidi was appointed Minister for Arts, Women’s Affairs, and Consumer Affairs within the Denis Napthine cabinet.