The three IMO gas carrier codes- A handy summary

igc-code-wideGas tankers are covered by a confusing array of codes, there before this series looks at the  Certificate of fitness for carriage of liquified gases in bulk, it will give a quick summary of those codes.

The three Gas carrier codes

The year of build of a vessel will determine which code applies.

  • ICG code: The International Code of the Construction and Equipment of Ships Carrying Liquefied Gases in Bulk GC Code- 1986
  • GC Code: Code for the Construction Equipment of Ships Carrying Liquefied Gases in Bulk-1983
  • EGC Code: Code for Existing Ships Carrying Liquefied Gases in Bulk-1976

For the IMO web page on the IGC code click here>


The ICG code

The International Code of the Construction and Equipment of Ships Carrying Liquefied Gases in Bulk (1986)

This was adopted by resolution MSC.5(48), has been mandatory under SOLAS chapigc-codeter VII since 1 July 1986. The IGC Code applies to ships regardless of their size,  engaged in carriage of liquefied gases having a vapour pressure exceeding 2.8 bar absolute at a temperature of 37.8°C, and certain other substances listed in chapter 19 of the Code.

The aim of the Code is to provide an international standard for the safe carriage by sea in bulk of liquefied gases  by prescribing the design and construction standards of ships involved in such carriage and the equipment they should carry.


The GC Code

Code for the Construction Equipment of Ships Carrying Liquefied Gases in Bulk (GC Code) (1983)

gascode1983

This Code was developed to provide an international standard for the safe carriage by sea in bulk of liquefied gases and certain other substances. The Code generally applies to ships built on or after 31 December 1976 but prior to 1 July 1986. 


EGC Code

Code for Existing Ships Carrying Liquefied Gases in Bulk (1976)

The purpose ogascode1976f this Code is to provide international standards for the safe carriage of liquefied gases in bulk by ships which are currently in service, or which otherwise fall outside the scope of the more extensive standards contained in resolution A.328(IX). The Code generally applies to ships delivered before 31 December 1976.


Additional sources of information


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One thought on “The three IMO gas carrier codes- A handy summary

  1. […] post  continues the Gas Carrier theme of the last posting. The certificate is a bit of a complex document, therefore so is this […]

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