Intimation of Revision in Credit Rating

August 18, 2026 BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers, Exchange Plaza, Dalal Street, Fort, Bandra Kurla Complex, Bandra (East), Mumbai 400001 Mumbai 400051 Scrip Code: 532504 Symbol: NAVINFLUOR Dear Sir / Madam, Sub.: Intimation of Revision in Credit Rating Pursuant to Regulation 30 of SEBI Listing Regulations, we wish to inform you that as per email received by the Company on August 17, 2026, Crisil ESG Ratings & Analytics Limited reviewed the ESG rating and assigned a rating of ‘Crisil ESG 62’ and a Core ESG rating of ‘Crisil Core ESG 66’. The link for the said rating is as follows http://www.crisilesg.com/ Please note that the Company has not engaged Crisil ESG Ratings & Analytics Limited for ESG Rating. The report has been independently prepared based on data available in public domain. This intimation is also being made available on the Company’s website at www.nfil.in Kindly take this information on your record. Thanking You, Yours faithfully, For NAVIN FLUORINE INTERNATIONAL LIMITED Niraj B. Mankad President Legal and Company Secretary