Reference source : e-GOV Public Comment Portal-Japan
Japan Public Consultation CSCL Exemption Chemical Notification MHLW METI Ministry of Environment MOE
On 26 December 2025, Japan’s Ministry of Health, Labour and Welfare (MHLW), Ministry of Economy, Trade and Industry (METI) and Ministry of the Environment (MoE) jointly published a consultation notice on proposing the addition of 90 chemicals to the list of substances exempt from notification of manufacturing and import quantities under the Chemical Substances Control Law (CSCL). The notice was published on Japan’s e-GOV Public Comment Portal. The list of chemicals can be found here.
Previous Consultation
Earlier, on 4 January 2025, Japan opened a consultation on the addition of 87 chemicals and the elimination of one substance from the list. That consultation ended on 3 February 2025. More details can be found here.
List of Notification-Exempt Chemicals
Under the CSCL, the ministries maintain an inventory commonly referred to as the ‘List of Chemicals Exempt from Notification of Manufacturing/Import Amount’. Substances listed in this inventory are not subject to notification to the three ministries for manufacturing or import quantities, regardless of yearly tonnage. Currently there are 3530 substances listed in this inventory.
Comment Period and Enforcement Dates
Interested stakeholders may submit comments on the draft notice until 25 January 2026. Enforcement of the notice is scheduled to take effect upon promulgation of the final order in late March 2026.
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