Loading

Operation Sovereign Borders Monthly Update: May 2025

Operation Sovereign Borders 27/06/2025
This statement provides an update on Operation Sovereign Borders (OSB) activities related to the reception and processing of unauthorised maritime arrivals (UMAs)*.


The reporting period is from 01 May 2025 to 31 May 2025.

During this reporting period:

  • Australian authorities resolved one irregular maritime venture by safely turning back 11 potential irregular immigrants and crew to their country of departure, consistent with Australia's protection obligations;
  • 0 UMAs were transferred from Australia to a regional processing country, returning after a temporary purpose in Australia;
  • 0 UMAs were transferred from a regional processing country to Australia for a temporary purpose.
  • Five UMAs voluntarily returned to their country of origin from a regional processing country;
  • Less than five UMAs were voluntarily returned to their country of origin from Australia and 0 UMAs were involuntarily removed to their country of origin from Australia;
  • 0 UMAs were resettled in a third country (0 from the cohort temporarily in Australia and 0 direct from Nauru).

The processing of UMA protection claims is a matter for the Government of Nauru.

*These statistics reference UMAs who arrived on or after 19 July 2013.​

Media enquiries:

Home Affairs Media: (02) 6264 2211