Notification
BIS ISI CertificationBIS ISI Certification
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Extension Order for Styrene, Acrylonitrile & Maleic Anhydride

BIS ISI Certification

BIS ISI Certification

Issue Date: 18-04-2023

The Ministry of Chemicals and Fertilizers recently introduced amendments to quality control regulations for Styrene, Acrylonitrile, and Maleic Anhydride through the Styrene (Vinyl Benzene) (Quality Control) Amendment Order, 2023, Acrylonitrile (Quality Control) Amendment Order, 2023, and Maleic Anhydride (Quality Control) Amendment Order, 2023, effective from specific dates.


For Styrene (Vinyl Benzene), it will take effect from April 24, 2024

For Acrylonitrile, it will take effect from April 24, 2024

For Maleic Anhydride, it will take effect from October 24, 2023


These amendments require strict adherence to applicable Indian Standards and the prominent display of the ISI Mark. Manufacturers are mandated to obtain a license from the Bureau of Indian Standards under Scheme-I of Schedule-II, as per the BIS (Conformity Assessment) Regulations, 2018, to ensure compliance with quality standards. Non-compliance with these regulations may result in penalties under the Bureau of Indian Standards Act, 2016.

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