letter attached

July 24, 2026 The Manager The Manager Listing Department Listing Department BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers Exchange Plaza, C-1, Block G Dalal Street Bandra Kurla Complex, Bandra (East) Mumbai 400 001 Mumbai 400 051 Through: BSE Listing portal Through: NEAPS Scrip code: 500027 Symbol: ATUL Dear Sir: Sub: Capital expenditure for manufacturing facility of MCPP-p and MCPA Pursuant to Regulation 30 read with Schedule III of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“the Regulations”), we inform you that the Board of Directors at their meeting held today, inter-alia, approved a capital expenditure proposal for manufacturing facility of Mecoprop-p (MCPP-p) 1,000 tpa, 2-methyl- 4-chlorophenoxyacetic acid (MCPA) 750 tpa: a) Existing capacity : Nil b) Existing capacity utilization : Not applicable c) Proposed capacity addition : a) MCPP-p 1,000 tpa b) MCPA 750 tpa d) Period within which the proposed : 67 weeks capacity is to be added e) Investment required : ₹ 167 cr excluding working capital and goods and service tax f) Mode of financing : Internal accruals g) Rationale : To expand portfolio and strengthen position in the Phenoxy herbicides and produce value- added downstream products of o-Cresol and The above were taken on record by the Board of Directors of the Company today from 10:15 am to 02:15 pm. We request you to inform the members of the stock exchange accordingly. Thank you, Yours faithfully For Atul Limited Lalit Patni Company Secretary and Chief Compliance Officer