On September 13, 2023, the European Chemicals Agency's (ECHA) Enforcement Forum decided to make its advice on the enforceability of REACH restriction proposals public. It officially published its first advice on the proposal to restrict creosote and related substances in treated wood.

On August 10, 2023, the South Korean Ministry of Environment (MOE) published Notice No.2023-183 revising the volume of toxic, restricted, prohibited, and permitted substances in accordance with the Regulations on the Implementation of the Chemical Substance Management Act. The revision this time aims to enhance the management of chemicals and safeguard public health and the environment.

On August 25, 2023, the European Commission released the Commission Delegated Regulation (EU) 2023/1656 amending Regulation (EU) No 649/2012. 35 chemicals (27 pesticides and 8 industrial chemicals) were added to Annex I of (EU)2023/1656. Currently, there are 295 entries in the Annex I.

On September 8, 2023, Japan's Ministry of Health, Labor and Welfare (MHLW), the Ministry of Economy, Trade and Industry (METI), and the Ministry of the Environment (MOE) jointly published a notice on the declaration schedule for the manufacturing and import of new chemical substances in 2024, bringing important information to industries in the chemical sector. In accordance with laws on chemical substance review and manufacturing, enterprises must make a declaration according to the regulations before manufacturing or importing new chemical substances to obtain relevant determination notice, so as to undergo review on the properties of the chemical substance.

On September 11, 2023, the Ministry of Ecology and Environment (MEE) published the approval results of the eleventh batch of simplified registrations for new chemical substances in 2023.