Australia's Immigration Minister Tony Burke is demanding the Coalition release full costings for its deportation plan, warning that "we are talking billions" of dollars in potential public expense.

The minister's challenge, reported by The Sydney Morning Herald, puts the opposition's immigration enforcement proposal under fresh scrutiny ahead of the next federal election. Burke is pressing the Coalition to explain exactly how much its plan to deport people would cost taxpayers before voters go to the polls.

What is Burke demanding?

Burke wants the Coalition to publish detailed costings of its deportation proposal. His estimate is blunt: the price tag runs into the billions. Without published figures, he argues, Australians cannot judge whether the plan is affordable or credible.

The demand follows the pattern of Australian political debate over immigration enforcement, where opposition parties have previously floated tougher removal policies and governments have responded by asking who pays and how much.

Who is affected?

The Coalition plan targets people in Australia without valid visas. If implemented, it would change how removals are carried out and at what cost to the federal budget. Burke's intervention shifts the debate from policy principle to fiscal accountability.

For migrants and asylum seekers in Australia, the practical effect of the exchange is indirect for now: no deportation policy has changed as a result of this dispute. What has changed is the political pressure on the opposition to quantify its commitments.

Why do costings matter in Australian immigration politics?

Immigration enforcement is one of the most expensive functions of the Australian border system. Deportation flights, detention, legal processes and case management all draw directly on the federal budget. Burke's "billions" framing signals that his department views large-scale removal commitments as uncostable without major new spending.

Australian election campaigns routinely feature fights over whether opposition policies are fully costed. By demanding the Coalition's numbers now, Burke aims to force the disclosure before, not after, polling day.

What happens next?

The ball sits with the Coalition. The opposition can respond by publishing costings, defending the plan on principle, or scaling back the proposal. Burke, for his part, has set the terms of the argument around money rather than messaging.

Readers should follow official announcements from the Department of Home Affairs and the Parliament of Australia for any actual changes to deportation policy. Political statements about proposals do not themselves alter visa rules or removal procedures.

This story concerns a political dispute over a plan, not a rule that has taken effect. No deportation policy, eligibility threshold or deadline has changed as a result of the minister's remarks.