Sterlite Technologies Limited. — Capital/Financing Update 2025

Oct 10, 2025

www.stl.tech

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October 10, 2025

National Stock Exchange of India Limited Exchange Plaza, 5[th] Floor, Plot No. C-1, G Block, Bandra Kurla Complex, Bandra (East) Mumbai - 400 051.

Scrip ID - STLTECH

BSE Limited

Phirozee Jeejeebhoy Towers, Dalal Street, Mumbai - 400 001.

Scrip Code – 532374

Sub: Intimation of Credit Rating

Dear Sir/ Madam,

Pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, we wish to inform you that CRISIL has reaffirmed the ratings for the Company:

Total Bank Loan Facilities Rated	Rs. 5,767 Crore
Long Term Rating	Crisil AA-/Watch Negative (Continues on 'RatingWatch with Negative Implications')
Rs.90 Crore Non Convertible Debentures	Crisil AA-/Watch Negative (Continues on 'RatingWatch with Negative Implications')
Rs.200 Crore Non Convertible Debentures	Crisil AA-/Watch Negative (Continues on 'RatingWatch with Negative Implications')
Rs.200 Crore Non Convertible Debentures	Crisil AA-/Watch Negative (Continues on 'RatingWatch with Negative Implications')
Rs.800 Crore Commercial Paper	Crisil A1+/Watch Negative (Continues on 'RatingWatch with Negative Implications')

The ratings rationale can be accessed at below link:

https://www.crisilratings.com/mnt/winshare/Ratings/RatingList/RatingDocs/SterliteTechnologiesLimite d_October%2009_%202025_RR_379361.html

Kindly take the above on record.

Thanking you.

Yours faithfully,

For Sterlite Technologies Limited

MRUNAL Digitally signed by MRUNAL ASAWADEK ASAWADEKAR Date: 2025.10.10 AR 16:17:10 +05'30'

Mrunal Asawadekar

Company Secretary (ACS 24346)

Sterlite Technologies Limited Registered office: 4th Floor, Godrej Millennium, Koregaon Road 9, STS 12/1, Pune, Maharashtra- 411 001, India. CIN - L31300PN2000PLC202408