He has been a Labor Party member of the Victorian Legislative Assembly since November 2018, representing the seat of Clarinda.
He was a councillor in the City of Greater Dandenong prior to being elected to Parliament, serving as mayor in 2015–16.
[8] In Australia, he grew up in Springvale, Victoria, as part of a lower socio-economic community.
[3] A month prior to the 2023 Cambodian elections, Heang Tak received an anonymous threat letter, which is currently being investigated by Victoria Police.
Despite the threat, he attended a pro-democracy protest in Victoria against Hun Sen.[10] Heang Tak has been an advocate for human rights and democracy in Cambodia.