Anti-dumping duty continuation on caustic soda extended pending sunset review; notification amended to extend expiry date. Continuation of anti-dumping duty on Sodium Hydroxide (caustic soda) from specified countries is extended pending sunset review. The Central Government, invoking powers under section 9A of the Customs Tariff Act read with rule 23 of the anti-dumping rules, amends Paragraph 2 of the principal notification No. 69/2001-Customs by substituting the previous expiry date with a later date to effect a further three-month continuation of the levy while review investigations conclude.