The notification amends earlier notification 21/2021 (ADD) dated 12th April 2021, and extends the validity of the existing anti-dumping duty on imports of ‘Normal Butanol or N-Butyl Alcohol’, originating in or exported from the European Union, Malaysia, Singapore, South Africa, and the United States of America till 12th July 2026. It aims to ensure that the duty remains operative during sunset review proceedings.