IMDG Code 2016 Amendment 38-16 Summary of Changes

There are many changes to the 2016 edition of the IMDG Code, a summary of the key changes is provided below:
  • Definitions in 1.2 are revised: there are amendments to several existing definitions and new definitions added.
  • Chapter 1.3 is updated to reflect the new Code of Practice for Packing of Cargo Transport Units (CTU Code) in and
  • For explosives the description of division 1.6 explosives is amended in
  • For class 3 there are updates to the assignment of packing group for viscous liquids as covered in and
  • Polymerizing substances are now covered under the definition and general provisions for class 4.1. The definition and properties of these substances is covered in with new UN Numbers (UN 3531 to UN 3534) being added accordingly.
  • For class 2, 3, 6.1 and 8 there are new sections, 2.2.4, 2.3.5,, and 2.8.3 respectively, regarding not accepting chemically unstable substances for transport unless precautions have been taken to prevent decomposition or polymerization under normal conditions of transport.
  • There are numerous changes to dangerous goods entries to reflect updates to packing provisions, marine pollutant status, special provisions and the codes in columns 16a and 16b. UN Nos. 3151 and 3152 add HALOGENATED MONOMETHYLDIPHENYLMETHANES as valid PSNs.
  • UN 3166 is now just for vehicles. The entries for Engines previously covered by this UN Number have been moved to new UN Numbers 3528, 3529 and 3530
  • There have been nine new UN Numbers added: UN 0510 and UN Nos from UN 3527 to UN 3534.
  • There are numerous changes to special provisions. Many are amended, a few are deleted and 11 new ones added: SP378–387, SP971-972
  • There are many revisions to the packing instructions, including those for IBCs and large packagings and a number of new packing instructions:P005, P412, P910, LP200
  • In numerous places the term ‘marking’ is replaced by the word ‘mark’ e.g.,
  • There is a new which provides for a new mark for lithium batteries. This is to be applied to packages containing lithium cells or batteries prepared in accordance with special provision 188.
  • Lithium batteries also have a new class 9 label (No.9A) added to This label is required by SP384
  • In Chapter 7.1 there is a new introductory note 2 to clarify that cargo holds cannot be interpreted as closed cargo transport units.
  • There is a new stowage code added to 7.1.5, for liquid-fuelled engines or machinery of UN 3528, SW29 prescribes stowage category A when the fuel flashpoint is 23°C or above.
  • There is a change to the segregation table for segregation between bulk materials possessing chemical hazards and dangerous goods in packaged form, In the row for "Substances which in contact with water emit flammable gases 4.3," versus column 2.1, replace "1" by "2" ie replace the ‘away from’ requirement with a more stringent ‘separated from’ requirement.

Updated 18 April 2016.

Note: These changes were current at the time of production. They may be subject to further changes as the Amendment 38-16 update is finalised prior to release.

This is a guide only. Users must check with official sources before relying on the information.

Exis Technologies accepts no responsibility for errors or omissions.

Click here IMDG Code 2016 PDF to request a hard copy guide of the full changes.

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