Updated February 12, 2019 16:06:32

A last-minute plot twist threatens to derail a bill to speed up medical evacuations from Manus Island and Nauru, with the solicitor-general saying the amendments may be unconstitutional, sending the crossbench back to the drawing board.

Labor and the crossbench have spent the day arguing about amendments, as they scramble to save the bill.

Follow any developments in our live blog below.

Topics: government-and-politics, refugees, immigration, security-intelligence, australia

First posted February 12, 2019 13:57:09