IMO held the Maritime Safety Committee, 102nd session (MSC 102) from 4-11 November 2020 when it adopted Amendments to the International Maritime Dangerous Goods Code (IMDG Code) Amendment 40-20.
The Amendment 40-20 edition of the IMDG Code may be used on an optional basis from 1 January 2021 until it becomes mandatory on June 1 2022. During this extended transitional period Amendment 39-18 can continue to be used. See the Amendment cycle here.
Exis has produced a summary of the changes being introduced in Amendment 40-20 of the IMDG Code. We have also produced a more detailed summary of the changes (a 9 page PDF document). Both summaries can be downloaded here