Regulation II-2/21.4.4 – Systems for fill, transfer and service of fuel oil
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Statutory Documents - IMO Publications and Documents - Circulars - Maritime Safety Committee - MSC.1/Circular.1437 – Unified Interpretations of SOLAS Regulation II-2/21.4 – (31 May 2012) - Annex – Unified Interpretations to SOLAS Regulation II-2/21.4 – (To be used in conjunction with the interim explanatory notes for the assessment of passenger ship systems' capabilities after a fire or flooding casualty (MSC.1/Circ.1369)) - Regulation II-2/21.4.4 – Systems for fill, transfer and service of fuel oil

Regulation II-2/21.4.4 – Systems for fill, transfer and service of fuel oil

 Systems for internal fill, transfer and service of:

  • .1 fuel;

  • .2 other flammable hydrocarbons; or

  • .3 any fluid that may be flammable or dangerous if heated to a very high temperature (both within the pipe and ongoing through pumps, orifices or other equipment),

 should be established as being capable of remaining operational when crossing flooded watertight compartments, considering in particular consequences of low seawater temperature on liquids behaviour.


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