Published on Australian Maritime Safety Authority (

Investigation of domestic commercial vessel marine incidents

We collect and analyse information from reported marine incidents to improve safety across the maritime industry.

From 1 July 2018 domestic commercial vessel operators are required to report marine incidents to AMSA, instead of reporting to state or territory marine safety agencies.

We analyse data from marine incident reports to develop more effective standards, safety strategies, and advice for owners, operators and seafarers—to help avoid similar incidents in the future.

To make sure appropriate control measures are being implemented on domestic commercial vessels and prevent re-occurrence of incidents, we may use information provided to us to:

When we investigate

We determine the appropriate response to each marine incident on a case-by-case basis. Whether or not an investigation occurs is determined by factors including:

In some cases, we may conduct a limited fact-finding investigation or no investigation at all.

Who investigates

A marine incident investigation may be carried out by:

All investigating staff will have the appropriate authorisations and will carry photographic identification. The identification will state the powers that can be exercised.

How we use investigation findings

We may use the findings from investigations to:

We may publish the findings of investigations as:

Related information

Last updated: 4 January 2021