Given the catastrophic explosion in Beirut (2020) and other incidents involving ammonium nitrate, Amendment 41-22 tightens controls for ammonium nitrate-based fertilizers and emulsions (UN 3375). It introduces new packing and stowage requirements, including segregation from incompatible substances and temperature control stipulations.
This version was optional in 2023 and became mandatory throughout 2024 and 2025. imdg code latest edition 2022
Before diving into the 2022 amendments, it is vital to understand the code’s structure. The IMDG Code, published by the International Maritime Organization (IMO), is divided into two volumes: Given the catastrophic explosion in Beirut (2020) and