Chapter 6.5 – Provisions for the construction and testing of large packagings
Clasification Society 2024 - Version 9.40
Statutory Documents - IMO Publications and Documents - Resolutions - Maritime Safety Committee - Resolution MSC.294(87) – Adoption of Amendments to the International Maritime Dangerous Goods (IMDG) Code – (Adopted on 21 May 2010) - Annex – Amendments to the International Maritime Dangerous Goods (IMDG) Code - Part 6 – Construction and Testing of Packagings, Intermediate Bulk Containers (IBCs), Large Packagings, Portable Tanks, Multiple-element Gas Containers (MEGCs) and Road Tank Vehicles - Chapter 6.5 – Provisions for the construction and testing of large packagings

Chapter 6.5 – Provisions for the construction and testing of large packagings

6.5.1 General requirements

6.5.1.4 Designatory code system for IBCs

  6.5.1.4.1.2 At the beginning before the list add "Materials".

6.5.2 Marking

  6.5.2.1.1.1 Replace the second sentence with the following:

  • "This symbol shall not be used for any purpose other than certifying that a packaging, a portable tank or a MEGC complies with the relevant provisions in chapter 6.1, 6.2, 6.3, 6.5, 6.6 or 6.7.".

  6.5.2.1.1.7 In the footnote replace the existing reference "6.5.4.6.4" with "6.5.6.6.4".

6.5.2.2 Additional marking

  6.5.2.2.4 Replace the existing paragraph with the following:

  • "6.5.2.2.4 The inner receptacle of composite IBCs manufactured after 1 January 2011 shall bear the markings indicated in 6.5.2.1.1.2, .3, .4 where this date is that of the manufacture of the plastics inner receptacle, .5 and .6. The UN packaging symbol shall not be applied. The marking shall be applied in the sequence shown in 6.5.2.1.1. It shall be durable, legible and placed in a location so as to be readily visible when the inner receptacle is placed in the outer casing.

    The date of the manufacture of the plastics inner receptacle may alternatively be marked on the inner receptacle adjacent to the remainder of the marking. An example of an appropriate marking method is:

  6.5.2.4 Add a new paragraph 6.5.2.4 to read as follows:

“6.5.2.4 Marking of remanufactured composite IBCs (31HZ1)

 The marking specified in 6.5.2.1.1 and 6.5.2.2 shall be removed from the original IBC or made permanently illegible and new markings shall be applied to an IBC remanufactured in accordance with these provisions of this Code.".

6.5.4 Testing, certification and inspection

6.5.4.1 Quality assurance

  6.5.4.1 At the beginning, after "manufactured" insert ", remanufactured, repaired". And at the end, after "manufactured" insert ", remanufactured or repaired".

6.5.4.5 Repaired IBCs

  6.5.4.5.5 Renumber as "6.5.4.4.4".

6.5.6.7.3 Method of testing and pressure to be applied

  6.5.6.7.3 The second sentence is replaced with the following:

  • "The airtightness of the IBC shall be determined by a suitable method such as air-pressure differential test or by immersing the IBC in water, or for metal IBCs, by coating the seams and joints with a soap solution."


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