International Safety Management Code
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Overview
The International Safety Management (ISM) Code came into force on 1st July 1998. The code is reflected in section 1 of Maritime Rules Part 21, which concerns safety management systems.
It applies to the following ships, regardless of the date of their construction:
- passenger ships (including passenger high-speed craft)
- oil tankers
- chemical tankers
- gas carriers
- bulk carriers
- cargo high-speed craft of 500 gross tonnage and above
- cargo ships
- mobile offshore drilling units of 500 gross tonnage and above.
Documentation required
The ship’s management company must have:
- a Document of Compliance (DoC) and
- a copy of the ship's Safety Management Certificates (SMC)
Maritime New Zealand undertakes International Safety Management (ISM) audits and issues these documents.
Related information:

Getting help
Contact a Maritime Officer for help with your operational and health and safety requirements.