Coulton announced in November 2006 that he would seek National Party
preselection for the
Division of Parkes. He had previously been the chairman of the party's electoral council for the
Division of Gwydir, which was abolished and merged into Parkes. The incumbent Gwydir MP
John Anderson was retiring, while the incumbent Parkes MP
John Cobb chose to contest the
Division of Calare. Coulton was elected to parliament at the
2007 federal election. He served as a
shadow parliamentary secretary from 2007 to 2010, and then as the Nationals'
Chief Whip in the House of Representatives from 2010 to 2016. After the
2016 election he was elected
Deputy Speaker.
Government minister In March 2018, Coulton resigned as Deputy Speaker to take up the position of Assistant Minister for Trade, Tourism and Investment in the
Turnbull government. He retained the position when
Scott Morrison became prime minister in August 2018. In May 2019, following the
Morrison government's re-election at the
2019 election, his title was changed to Assistant Minister for Trade and Investment and he was also given a full ministerial portfolio as
Minister for Regional Services, Decentralisation and Local Government. Following a reshuffle in February 2020, he was appointed
Minister for Regional Health, Regional Communications and Local Government. After McCormack was defeated by Joyce in the
2021 Nationals leadership spill, Joyce stripped Coulton of his ministerial portfolios.
Positions In November 2020, Coulton stated in a parliamentary speech that Israel was engaged in "
a level of apartheid" with regard to Palestinians. , he was co-chair of the Parliamentary Friends of Palestine. ==Personal life==