| Admiralty and maritime law |
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| History |
| Features |
| Contract of carriage /charterparty |
| Parties |
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| International organizations |
| International conventions |
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| International Codes |
TheInternational Code on Intact Stability (IS Code) is theInternational Maritime Organization (IMO) standard forship stability.[1][2][3][4]
The Code for Intact Stability was first issued in 1993 under IMO resolution A.749(18)).[1]
In 2008, the Code was updated by the IMO.[1]
In December 2019, amendments to the Code were adopted that entered into force on 1 January 2020.[5] These amendments related to ships engaged in anchor handling operations and to ships carrying out lifting and towing operations.[5]
The Code contains both mandatory regulations and recommended provisions, setting out the minimum stability standards for ships.[6] This includes information on precautions against capsizing,metacentric heights (GM),righting levers (GZ), rolling criteria,Free surface effect and watertight integrity.[1]
The 2008 version of the Code details guidelines onSecond Generation Intact Stability for ships, specifically criteria for dynamic stability and damage assessment.[7]
The Code is split into two parts. Part A contains mandatory criteria. Part B contains additional guidelines and recommendations.[4] The Code requires each ship to have a stability book on the ship.[4] For passenger ships, a regular survey is required.[4]