Registration grace period is given to more than 1 ton of pre-registered phase-in substance. The grace period differs according to substances’ hazard and manufacture/import volume.

• · ㄱ≥1,000 t/y phase-in Substances or ≥1 t/y CMR substances : by Dec 31 2021
• · 100-1,000 t/y phase-in Substances : by Dec 31 2024
• · 10-100 t/y phase-in Substances : by Dec 31 2027
• · ≥1 t/y phase-in Substances : by Dec 31 2030

cf) CMR substance: Substances designated and publicly notified by the Minister of Environment which may be or concerned to be carcinogenic, mutagenic or toxic for reproduction to human being or animals