Published on Australian Maritime Safety Authority (https://www.amsa.gov.au)
Marine order 504 - Certificates of operation - national law
Understand the legal requirements for domestic commercial vessels operating in Australian waters, including certificates of operation, crewing, and safety management systems.
Updated MO504
An updated version of Marine Order 504 came into effect on 1 June 2025. Read more about the changes.
Current:
About:
Marine order 504 includes:
- application requirements for a certificate of operation
- criteria which must be met for AMSA to issue or renew a certificate of operation
- conditions on a certificate of operation
- requirements for renewing, varying, suspending and revoking a certificate of operation
- application requirements for temporary crewing permits and appropriate crewing determinations for vessels ≥80m or ≥3000GT or ≥3000kW
- safety management system and operation requirements
- additional operational requirements for Class 4 hire and drive vessels
- key definitions.
Assistance and tools:
Legislation and incorporated material
Exemptions which may apply
Related content
Application
Superseded:
Marine Order 504 (Certificates of operation and operation requirements — nation…
Last updated: 30 May 2025
Source URL: http://www.amsa.gov.au/about/regulations-and-standards/marine-order-504-certificates-operation-and-operation-requirements
List of links present in page
- https://www.amsa.gov.au/changes-safety-management-system-requirements-1-june-2025
- https://www.legislation.gov.au/F2024L01458/asmade/text
- https://www.amsa.gov.au/about/regulations-and-standards/marine-order-501-administration-national-law
- https://www.amsa.gov.au/about/regulations-and-standards/national-law-act-2012
- https://www.amsa.gov.au/about/regulations-and-standards/national-law-act-2012
- https://www.amsa.gov.au/nscv
- https://www.amsa.gov.au/about/regulations-and-standards/international-safety-management-code
- https://www.amsa.gov.au/about/regulations-and-standards/exemption-3-marine-safety-certificates-operation
- https://www.amsa.gov.au/about/regulations-and-standards/exemption-4-marine-safety-recreational-use
- https://www.amsa.gov.au/about/regulations-and-standards/exemption-7-marine-safety-temporary-operations-exemption
- https://www.amsa.gov.au/about/regulations-and-standards/exemption-24-marine-safety-emergency-services-vessels
- https://www.amsa.gov.au/vessels-operators/domestic-commercial-vessels/certificates-operation
- https://www.amsa.gov.au/vessels-operators/domestic-commercial-vessels/safety-management-systems
- https://www.amsa.gov.au/vessels-operators/domestic-commercial-vessels/risk-management-national-system
- https://www.amsa.gov.au/vessels-operators/domestic-commercial-vessels/passenger-safety-domestic-commercial-vessels
- https://www.amsa.gov.au/vessels-operators/domestic-commercial-vessels/crewing-guidance-domestic-commercial-vessels
- https://www.amsa.gov.au/about/fees-levies-and-payments/fees-services-domestic-commercial-vessel-safety
- https://www.amsa.gov.au/vessels-operators/domestic-commercial-vessels/general-safety-duties-domestic-commercial-vessels
- https://www.amsa.gov.au/vessels-operators/domestic-commercial-vessels/infringement-notices
- http://www.amsa.gov.au/about/regulations-and-standards/index-marine-orders
- https://www.amsa.gov.au/about/regulations-and-standards/national-law-act-exemptions-marine-orders
- https://www.amsa.gov.au/vessels-operators/domestic-commercial-vessels/operational-safety/designated-persons
- https://www.amsa.gov.au/vessels-operators/domestic-commercial-vessels/managing-crew-fatigue
- https://www.amsa.gov.au/vessels-operators/domestic-commercial-vessels/application-temporary-crewing-permit
- https://www.amsa.gov.au/forms/application-certificate-operation
- https://www.amsa.gov.au/forms/application-renew-certificate-operation
- https://www.amsa.gov.au/forms/application-suspend-or-revoke-certificate-or-approval
- https://www.amsa.gov.au/forms/application-temporary-crewing
- https://www.legislation.gov.au/F2018L00809/latest/text