Federal Parliament at the 2007 federal election. She contested the election as the number three candidate of the Liberal Senate ticket in Western Australia. Since entering Federal Parliament Cash has served on many Senate Committees and was also a Temporary Chair of Committees between February and September 2010. In September 2010, while in opposition, Cash was promoted to the positions of Shadow Parliamentary Secretary for the Status of Women and the Shadow Parliamentary Secretary for Immigration. At this time Cash was also appointed Deputy Manager of Opposition Business in the Senate. After the election of the Abbott Government in September 2013, Cash was sworn in as the Assistant Minister for Immigration and Border Protection, as well as the Minister Assisting the Prime Minister for Women. Following a leadership change that led to the formation of the Turnbull Government, Cash was sworn in on 21 September 2015 as the Minister for Employment, the Minister for Women, and the Minister Assisting the Prime Minister on the Public Service. In October 2017, the Australian Workers' Union offices were raided by the Australian Federal Police, and media were tipped off prior to the event. Cash advised the Senate Estimates that a staffer of hers found out about the raid from "a media source" and then spread the word to more journalists, having previously denied to an Estimates hearing on the previous day that her office had any involvement. The staffer in question resigned. Cash was ordered to turn over documents in her department relating to the raid. Cash's legal fees for her response to a federal court subpoena were paid for through taxpayer funding. The raids were eventually held to be valid by the Full Federal Court in November 2020. In a December 2017 ministerial reshuffle, Cash was appointed to the new position of Minister for Jobs and Innovation. The employment portfolio was abolished, while Kelly O'Dwyer assumed responsibility for both the Women and Public Service portfolios. Cash has been criticised for refusing to release a report into an 18-year-old who died while on a Work for the Dole assignment in April 2016. At the time, Cash promised to release the report within a month, as of April 2018 the final report was not completed, and an internal report to Cash completed in September 2016 had not been released. Cash offered her resignation from the frontbench on 22 August 2018, during the events of