Order passed by the Assessment Unit, Income Tax Department

September 25, 2026 BSE Limited National Stock Exchange of India Limited Dept. DSC_CRD Exchange Plaza, Phiroze Jeejeebhoy Towers, Plot No. C/1, ‘G’ Block, Dalal Street Bandra- Kurla Complex, Mumbai 400 001 Bandra (‘E’), Mumbai 400 051 BSE Scrip Code: 506222 NSE Symbol: STYRENIX Sub: Disclosure under Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 – Order passed by the Assessment Unit, Income Tax Department Dear Sir / Madam, Pursuant to Regulation 30 of the SEBI LODR Regulations read with SEBI Master Circular No. HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated January 30, 2026, please find a disclosure enclosed as Annexure ‘A’. You are requested to kindly take the same on record. Thanking You. Yours faithfully, For Styrenix Performance Materials Limited Chintan Doshi Senior Manager – Legal & Company Secretary Encl.: As above Annexure A Details required under Regulation 30 of the SEBI LODR Regulations read with SEBI Master Circular No. HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated January 30, 2026 - Action(s) initiated, or orders passed by any regulatory/ statutory/ enforcement authority or judicial body. Sr Particulars Disclosure 1 Name of the authority; Assessment Unit, Income Tax Department 2 Nature and details of the Order u/s 143(3) r.w.s 144C(13) r.w.s 144B of the action(s) taken, initiated or Income-tax Act, 1961 for AY 2023-24 . order(s) passed; Demand of INR 1,92,58,290 3 Date of receipt of direction or September 24, 2026 order, including any ad-interim or interim orders, or any other communication from the authority; 4 Details of the violation(s)/ - contravention(s) committed or alleged to be committed; 5 Impact on financial, operation The order doesn’t have any material impact on the or other activities of the listed financial position, operations or other activities of the entity, quantifiable in monetary Company. The Company will file an appeal against terms to the extent possible aforementioned Assessment Order before the Appellate Authorities within the stipulated timeline. 6 Explanation for delay in N.A. disclosure