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Intact stability requirements - C6A

Standards for maintaining stability during day-to-day operations while the hull is intact.


Download NSCV Sub-section C6A - Intact stability requirements PDF3.29 MB


Full title 

National Standard for Commercial Vessels 

Part C - Design and construction 

Section 6 - Stability 

Sub-section 6A - Intact stability requirements 

Current edition

Edition 1.3

Commenced 24 July 2018


NSCV C6A provides requirements for the stability of vessels. 

Specifically, this subsection provides the minimum required intact stability criteria for vessels. 

This subsection applies to all domestic commercial vessels except: 

  • fast craft 
  • leisure craft 
  • novel vessels 
  • special purpose vessels 

However, it does apply to those vessels if Part F specifies it should.

SupersededSuperseded standards for commercial vessels
Assistance and tools 

Guidance notices and fact sheets for domestic commercial vessel owners and operators

Uniform Shipping Laws code

Generic equivalent solutions:


Policy and Regulation Division

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Last updated: 15 July 2024