Pursuant to partial revisions of the Enforcement Rule of the Act on Registration and Evaluation of Chemicals (K-REACH) announced on October 15, 2025, the National Institute of Chemical Safety (NICS) released a notice on December 17 regarding the procedure for changing the registration entity, specifically the OR change process, within its system.

KOSHA requires relevant enterprises to carry out corrections and resubmit MSDS as soon as possible.

On December 12, 2025, the Official Journal of the European Union formally published the Regulation (EU) 2025/2455 on an EU Common Data Platform for Chemicals.

South Korea issued the Designation Notice of Human, etc. Hazardous Substances.

On December 2, 2025, the National Institute of Chemical Safety (NICS) of South Korea issued Announcement No. 128 of 2025. In accordance with the Act on Registration and Evaluation of Chemicals (K-REACH), NICS released a draft revision of the Regulations on Classification and Labeling of Chemical Substances, etc. and is seeking public comments.

On August 6, 2025, the Korean Ministry of Employment and Labor (MoEL) announced the revision of the Standards for Classification, Labeling, and Material Safety Data Sheets of Chemical Substances (MoEL Notice No. 2025-50). The revision took effect from August 7, 2025.

According to industry sources in South Korea, KECO will comprehensively strengthen supervision in the fourth quarter of 2025.

NICS announced a draft revision to its chemical hazard assessment results.

On June 26, 2025, South Korea's Ministry of Employment and Labor (MOEL) announced the details of 51 newly manufactured or imported chemical substances through Announcement No. 260 of 2025. The information released includes hazard and risk assessments, annual manufacturing or import volumes, and mandatory worker health protection measures.

South Korea’s Ministry of Environment (MOE) submitted a Partial Revision Notice of Designation and Safety/Labeling Standards for Household Chemical Products Subject to Safety Verification (Draft for Comment) to the World Trade Organization (WTO) on May 28, 2025, proposing enhanced safety management for household chemical products.