On 23 July 2019, the Senate agreed to the committee's recommendation that this inquiry be re-adopted in the 46th Parliament for inquiry and report by 13 November 2019.

On 29 July 2019, the Senate granted the committee an extension of time to report to 26 March 2020.

On 25 November 2019, the Senate granted the committee a further extension of time to report to 7 September 2020.

On 26 March 2020, the reporting date was extended from 7 September 2020 to the second sitting Wednesday of 2021.

On 11 December 2020, the reporting date was extended to 30 November 2021.

All correspondence and evidence previously received for this inquiry has been made available to the new committee. This means that submissions already provided to the committee about this issue do not need to be re-submitted. The committee intends to refer to the evidence received during the 45th Parliament

The committee is currently considering its response to the effects of the 2019-2020 bushfires on native fauna, including threatened species.

The submission period for the inquiry closed on 13 August 2019. However, the committee has agreed that it may consider new submissions, updates to existing submissions, or additional material relevant to the inquiry received at any time, including on the effects of bushfires on faunal extinction.

The committee has postponed its public hearing which was scheduled to take place in Sydney on Wednesday 18 March 2020 into Australia's faunal extinction crisis.

On 22 November 2021, the reporting date was extended to 18 May 2022.

On 10 May 2022, the reporting date was extended to 2 August 2022.