Toxic and Concerned Chemical Substances Control Act Article 31
If the central competent authority judges that the characteristics of a new chemical substance in compliant with the definition of a toxic chemical substance or chemical substance of very concern, an incidental provision shall be appended at the time of registration requiring the submission of chemical substance hazard information, updated registered report data or regular reporting of handling conditions and, when necessary, prohibit or restrict the chemical substance’s handling. When discovered after approval and registration, the central competent authority may also modify or add required or prohibited or restricted items.If the central competent authority confirms that the toxicity of a new chemical substance in compliant with the definition of toxic chemical substance classes as prescribed in Article 3, the substance shall be announced as prescribed in Paragraph 1, Article 8. If the characteristics of said chemical substance meet the definition of a chemical substance of very concern, the substance shall be announced as prescribed in Paragraph 1, Article 24.