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Editor's Note: This article was originally published in January 2026 to report the consultation on the proposed addition of five new hazardous chemicals, and was updated on 16 April 2026 to introduce the finalized decision.
On April 16, 2026, China's Ministry of Emergency Management (MEM), in conjunction with nine other national regulatory authorities, jointly published Announcement No. 3 of 2026, officially adding five new substances to the Inventory of Hazardous Chemicals. This multi-departmental update, effective immediately upon publication, introduces new safety and compliance requirements for companies handling these specific chemicals within the Chinese market.
Screenshot of the official announcement (details about the newly designated five hazardous chemicals)
The announcement stipulates no transition period; the update took effect immediately on April 16, 2026. Industry stakeholders must immediately assess their supply chains and inventory. Companies handling these five hazardous chemicals must ensure they complete the registration for their production or import, obtain the necessary hazardous chemical permits for the product, use, or business operation, and comply with all statutory safety measures required for hazardous chemicals in China.
Previous article issued on January 22, 2026:
On January 21, 2026, China's Ministry of Emergency Management (MEM) issued a notice soliciting public comments on a draft announcement to officially include five specific chemical substances in the Inventory of Hazardous Chemicals. The consultation period concludes on February 21, 2026.
The five substances proposed for addition include:
Chinese name
English name
CAS No.
3-氯丙炔
3-Chloro-1-propyne
624-65-7
2-碘酰基苯甲酸
2-Iodoxybenzoic acid
61717-82-6
2-重氮乙酰乙酸对硝基苄酯
4-Nitrobenzyl 2-diazoacetoacetate
82551-63-1
甲磺酰基叠氮
Methanesulfonyl azide
1516-70-7
3-甲基-2-硝基苯甲酸
3-Methyl-2-nitrobenzoic acid
5437-38-7
Once these chemicals are formally added to the Inventory of Hazardous Chemicals, they will be subject to stringent regulatory requirements regarding licensing management, registration, and safety handling.
Industry stakeholders dealing with these substances and potentially related substances are advised to review the draft details and submit any necessary feedback before the deadline to ensure operational interests are considered before the final decision is made.
