General requirements - NSCV Part B

Find out about vessel categories, calculating vessel size, and read the dictionary of definitions.

NSCV Part B updated 1 September 2025 (Edition 2.6) 

The updated NSCV Part B include amendments to clause 1.6, 1.7, 1.9, 2.1 and the Dictionary. It commenced on 1 September 2025. 

Important: new editions of the NSCV will now become mandatory for new vessels 2 years after their commencement date, unless stated otherwise in the standard

Download NSCV Part B - General requirements PDF1.76 MB

Full title 

National Standard for Commercial Vessels

Part B – General requirements 

Current edition

Edition 2.6

Commenced 1 September 2025

About 

What it covers 

NSCV Part B sets out: 

  • the objectives and scope of the NSCV
  • how vessels are categorised
  • how to calculate measured length, depth and gross tonnage
  • definitions used across the NSCV. 

Who it applies to 

NSCV Part B applies to all domestic commercial vessels

There are no exemptions. All vessels must meet the general requirements. 

Announcement 

NSCV Part B updated 1 September 2025 (Edition 2.6) 

Part B has been updated to reflect changes from the release of NSCV C1 (Edition 2.0).  

What's changed 

Updates have been made to:  

  • clauses 1.6, 1.7, 1.9, 2.1
  • the Dictionary. 

How new editions apply 

New editions of the NSCV will now become mandatory for new vessels 2 years after their commencement date, unless otherwise stated in the specific standard. 

Read the full changes in the NSCV Miscellaneous Amendments instrument No 1, 2024 PDF231.78 KB

SupersededSuperseded standards for commercial vessels
Assistance and tools 

NSCV Part B (Recognised Islands) Determination 2016  

NSCV Part B (Specified Areas) Determination 2023 and schedules listed below:  

More maps are available for Tasmania depicting the C restricted areas and sheltered water limits:  

Generic equivalent solution (GES):

Author 

Policy and Regulation Division

To provide feedback or report an issue with an NSCV or related webpage, email NSCVfeedback@amsa.gov.au  

Please include the NSCV name and clause number in the email. 

For enquiries about an application, email dcvsurvey@amsa.gov.au

Last updated: 1 September 2025