IATA DGR 66th Edition Addendum

Posted by Natasha Serra-Merida on 5/20/25 4:59 PM

The International Air Transport Association (IATA) has published an addendum to the 66th edition of the IATA Dangerous Goods Regulations (DGR) effective 30 April 2025. The full document of the IATA DGR 66th Edition Addendum can be found using the following link: https://www.iata.org/contentassets/b08040a138dc4442a4f066e6fb99fe2a/dgr-66-addendum-1---en.pdf

The following are notable amendments to the 66th edition DGR:

Battery Regulations

  • Adequate instruction for shipping section II lithium batteries is also applicable to sodium batteries. 
  • Special Provision A88 has been amended to include sodium-ion battery prototypes. Section II sodium-ion batteries under Packing Instructions 977 and 978 are now permitted to be loaded into a ULD.
  • Overpacks including UN3551 sodium ion batteries packed under PI 976 are not permitted in an overpack with Class 1, other than 1.4S, Division 2.1, Class 3, Division 4.1, or Division 5.1.
  • The list of articles not requiring a “Shipper’s Declaration for Dangerous Goods” has been amended to include section II sodium ion batteries of packing instruction 977 and 978.

State Variations

  • State variations for Canada, Chile, United Arab Emirates, and the United Kingdom have been updated. Chile’s CLG-02 no longer requires a Spanish SDS to be included for international DG shipments destined for Chile. An SDS is still required per CLG-02, however, it does not have to be in Spanish.

Kosovo has been added to the countries with state variations.

Operator Variations

  • Significant changes have been made for:
      • AC – Air Canada
      • CV – Cargolux
      • D0 – DHL Air Limited
      • D5 – DHL Aero Expreso
      • ES – DHL Aviation
      • KE – Korean Airlines
      • LH – Lufthansa Cargo AG
  • Jambojet, Norse Atlantic Airways, Pakistan International Airlines, Starlux Airlines, Sunclass Airlines, and Trade Air have all been added to the airlines with Operator variations. Sky Regional Airlines is no longer listed.

Special Provisions

  • UN3423 (Tetramethylammonium hydroxide, solid) and UN1835 (Tetramethylammonium hydroxide, solution) have been re-added to the list of dangerous goods.

Topics: Dangerous Goods, IATA

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