Updates: On June 30, 2023, CBIC announced in the Circular No.18/2013-Customs to postpone the effective date for mandatory declaration of IUPAC name and CAS number from July 1, 2023 to October 1, 2023.
After October 1, 2023, the IUPAC name and CAS number of constituent chemicals will be required during import declarations.
Updates: On June 30, 2023, CBIC announced in the Circular No.18/2013-Customs to postpone the effective date for mandatory declaration of IUPAC name and CAS number from July 1, 2023 to October 1, 2023.