IMO Codes

BCH Code
BLU Code
Casualty Investigation Code
Code For Existing Ships Carrying Liquefied Gases In Bulk (1976)
Code Of Safety For Fishermen And Fishing Vessels
Code Of Safety For Diving Systems
Code On Noise Levels On Board Ships
Code On Alerts And Indicators
CSS Code
FTP Code
GC Code
FSS Code
HSC Code
IMDG Code
IBC Code
International Code Of Signals
International Grain Code
IGC Code
IMSBC Code
INF Code
IS Code
ISM Code
ISPS Code
LSA Code
MODU Code
OSV Code
SPS Code
STCW Code
TDC Code






BCH Code:


Code For The Construction And Equipment Of Ships Carrying Dangerous Chemicals In Bulk



BLU Code:


Code Of Practice For The Safe Loading And Unloading Of Bulk Carriers



Casualty Investigation Code:


Code Of The International Standards And Recommended Practices For A Safety Investigation Into A Marine Casualty Or Marine Incident



Code For Existing Ships Carrying Liquefied Gases In Bulk (1976)





Code Of Safety For Fishermen And Fishing Vessels





Code Of Safety For Diving Systems





Code On Noise Levels On Board Ships





Code On Alerts And Indicators





CSS Code:


Code Of Safe Practice For Cargo Stowage And Securing



FTP Code:  


International Code For The Application Of Fire Test Procedure



GC Code: 


Code For The Construction And Equipment Of Ships Carrying Liquefied Gases In Bulk



FSS Code:



HSC Code:

International Code Of Safety For High-speed Craft 

IMDG Code:

International Maritime Dangerous Goods Code
International Maritime Dangerous Goods Code (IMDG Code)
Transport of dangerous goods by sea is regulated by IMDG Code in order to prevent injury to persons or damage to ships and their cargoes. Transport of marine pollutants is primarily regulated to prevent harm to the marine environment. The objective of the IMDG Code is to enhance the safe transport of dangerous goods while facilitating the free unrestricted movement of such goods.
The IMDG Code contains details of all the numerous dangerous cargoes offered for carriage by sea and includes solid, liquid and gaseous substances. Explosive, flammable, oxidising and radioactive substances are also included and recommended means of their containment or packing are listed, as is all manner of other information relating to the product. Future updating of the Code, on two-year basis, are foreseen in order to take into account technological developments.

IBC Code:

International Code For The Construction And Equipment Of Ships Carrying Dangerous Chemicals In Bulk


International Code Of Signals


International Grain Code:

International Code For The Safe Carriage Of Grain In Bulk


IGC Code:  

International Code For The Construction And Equipment Of Ships Carrying Liquefied Gases In Bulk
LNG tankers regulation of cargo discharge, IGC? code regulation regarding it?
Ans:- As per International Maritime Organisation, a liquefied gas ship can only run in international waters if it is constructed and operated as per International Gas Carrier (IGC) 1986 code and complies with SOLAS 74 chapter VII part C –“construction and equipment of ships carrying liquefied gases in bulk.
The brief requirements described in IGC code are:
Damage limitations to cargo and ship survival in case of collision or grounding.
Safety arrangement requirements for such ship.
Cargo containment and cargo handling procedure.
Material of construction for containment and carriage facility.
Requirements for cargo loading and discharging.
Fire protection requirements.
Pollution control requirements.
Usage of cargo as ship’s machinery fuel.
provision for thermal expansion and contraction is provided
Constructional requirements
Different types of cargo tanks should be provided with special material at maintained pressure as described in the constructional and cargo handling requirement of IGC code for both LPG and LNG ships.
LPG ship cargo carriage requirements
LPG can be carried by sea if any one of the three criteria is fulfilled:
It is solely under pressure maintained at ambient temperature.
It is fully refrigerated at its boiling point.
It is semi refrigerated but at elevated temperature and elevated pressure.
Other important auxiliaries that are required are:
A well insulated and refrigerated LPG tank to fulfil any of the above criteria
A compressor room compressors and refrigeration plants
A nitrogen bank as well as an inert gas generator with dryer system
The cargo temperature and environment data monitoring system
Tank atmosphere and temperature data is monitoring system
LNG ship cargo carriage requirements
LNG is carried at very low temperature which can cause crack in the metal structure if cargo comes in contact with the ship’s hull. Moreover,
LNG carrier must have a cargo tank with double layer of insulation protection.
Material used for tank must have very low coefficient of thermal expansion (invar).


IMSBC Code:

International Maritime Solid Bulk Cargoes Code
IMSBC code?
Ans:- Effective from: 01-Jan-2011
The International Convention for the Safety of Life at Sea, 1974 (SOLAS Convention), as amended, deals with various aspects of maritime safety and contains, in chapter VI, the mandatory provisions governing the carriage of solid bulk cargoes. These provisions are extended In the International Maritime Solid Bulk Cargoes Code (IMSBC Code).
The primary aim of the International Maritime Solid Bulk Cargoes Code (IMSBC Code), which replaces the Code of Safe Practice for Solid Bulk Cargoes (BC Code), is to facilitate the safe stowage and shipment of solid bulk cargoes by providing information on the dangers associated with the shipment of certain types of solid bulk cargoes and instructions on the procedures to be adopted when the shipment of solid bulk cargoes is
contemplated.
The prime hazards associated with the shipment of solid bulk cargoes are those relating to structural damage due to improper cargo distribution, loss or reduction of stability during a voyage and chemical reactions of cargoes. Therefore, the primary aim of the IMSBC Code is to facilitate the safe stowage and shipment of solid bulk cargoes by providing information on the dangers associated with the shipment of certain types of solid
bulk cargoes and instructions on the procedures to be adopted when the shipment of solid bulk cargoes is contemplated. Observance of the Code harmonizes the practices and procedures to be followed and the appropriate precautions to be taken In the loading, trimming, carriage and discharge of solid bulk cargoes when transported by sea, ensuring compliance with the mandatory provisions of the SOLAS Convention.
The IMSBC Code was adopted on 4 December 2008, and entered into force on 1 January 2011, from which date it was made mandatory under the provisions of the SOLAS Convention.
It is worth noting that the IMSBC Code does not cover the carriage of grain in bulk. The specific requirements for the transport of grain are covered by the International Code for the Safe Carriage of Grain in Bulk (International Grain Code, 1991).


INF Code:

International Code For The Safe Carriage Of Packaged Irradiated Nuclear Fuel, Plutonium And High-level Readioactive Wastes On Board Ships

IS Code: 

International Code On Intact Stability

ISM Code:


ISPS Code:



LSA Code:

International Life-saving Appliance Code


MODU Code:

Code For The Construction And Equipment Of Mobile Offshore Drilling Units


OSV Code:

Code Of Safe Practice For The Carriage Of Cargoes And Persons By Offshore Supply Vessels


SPS Code:  

Code Of Safety For Special Purpose Ships


STCW Code:

Seafarers’ Training, Certification And Watchkeeping Code

TDC Code:

Code Of Safe Practice For Ships Carrying Timber Deck Cargoes


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