We enclose herewith a copy of the Notice of Postal Ballot ('Notice') of Tata Chemicals Limited ('the Company') dated February 1, 2023, along with the Statement pursuant to the applicable provisions of the Companies Act, 2013 read with the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, seeking approval of the Members of the Company on the Ordinary / Special resolution(s) forming part of the Notice. The remote e-voting shall commence on Wednesday, February 22, 2023 at 9:00 a.m. (IST) and shall end on Thursday, March 23, 2023 at 5:00 p.m. (IST). The said Notice is also being made available on the website of the Company at https://www.tatachemicals.com/upload/content_pdf/pbnotice-2023.pdf and on the website of NSDL at www.evoting.nsdl.com. This disclosure is being given pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, as amended. You are requested to take the same on record.