Please find enclosed credit rating received from ICRA

September 02, 2026 The Manager The Manager BSE Limited National Stock Exchange of India Limited Department of Corporate Services Exchange Plaza, Bandra Kurla Complex, Floor 25, P.J. Towers, Dalal Street Bandra (E), Mumbai – 400001 Mumbai - 400051 Scrip Code : 544278 Scrip Code : OCCLLTD Dear Sirs/ Madam, Re: Credit Rating Pursuant to Regulation 30(6) of Securities Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015, we hereby inform you that ICRA Limited (“ICRA”) the rating agency, vide their letter dated September 01, 2026, has reviewed its rating of the Company as under: Amount Facilities Rating Action (Rs. in Crore) [ICRA]AA-(Stable); Long-term - Fund-based - Others 205.00 Reaffirmed/Assigned for enhanced amount [ICRA]AA-(Stable); Long-term - Fund-based - Term loan 14.80 Reaffirmed [ICRA]AA-(Stable) Unallocated limits 0.20 /[ICRA]A1+; Assigned Short-term - Non-fund based - 49.00 Reaffirmed/Assigned for Others enhanced amount Further, we are attaching herewith Letter dated September 01, 2026, received from ICRA Limited for Ratings, for your information and record. The above is for your information and record. Yours Sincerely, For OCCL Limited Pranab Kumar Maity Company Secretary & Sr. GM- Legal Registered Office: Plants: Survey No. 141, Plot No. 3 & 4 Dharuhera Industrial Estate, Phase – 1 Paiki of Mouje, APSEZL, Dharuhera – 123106, Distt. Rewari, (Haryana) Mundra, Kachchh, Gujarat, India, 370421 SEZ Division: Survey No. 141, Paiki of Mouje Villag, Mundra, Taluka CIN: L24302GJ2022PLC131360 Mundra, Mundra SEZ, District Kutch, Gujarat, 370421 ICRA/OCCL Ltd/01092026/1 Date: September 01, 2026 Mr. Anurag Jain OCCL Ltd 14th Floor, Tower-B, World Trade Tower Plot no. C-1, Sector-16, Noida 201301 Uttar Pradesh, India. Tel: +91 120 4744800 Dear Sir, Re: ICRA’s Credit Rating for below mentioned instruments of OCCL Ltd As per the Rating Agreement/Statement of Work executed with ICRA Limited, ICRA’s Rating Committee has taken the below rating actions for the mentioned instruments of your company. Rated amount Financial Sector Instrument Rating action (Rs. crore) Regulator# [ICRA]AA-(Stable); Reaffirmed/Assigned Long-term - Fund-based - Others 205.00 RBI for enhanced amount Long-term - Fund-based - Term 14.80 [ICRA]AA-(Stable); Reaffirmed RBI loan Unallocated limits 0.20 [ICRA]AA-(Stable) /[ICRA]A1+; Assigned RBI Short-term - Non-fund based - [ICRA]A1+ ; Reaffirmed/Assigned for 49.00 RBI Others enhanced amount Total 269.00 #SEBI’s grievance redressal/dispute resolution and SEBI investor protection mechanisms such as SCORES and ODR shall not be available for activities and instruments which fall under the regulatory purview of Financial Sector Regulators other than SEBI. The aforesaid rating(s) will become due for surveillance within one year from the date of rating communication letter. However, ICRA reserves the right to review and/or, revise the above rating(s) at any time based on new information becoming available, or the required information not being available, or other circumstances that ICRA believes could have an impact on the rating(s). Therefore, request the lenders and investors to visit ICRA website at www.icra.in for latest rating(s) of the company. The rating(s) are specific to the terms and conditions of the instruments as indicated to us by you, and any change in the terms or size of the same would require a review of the rating(s) by us. In case there is any change in the terms and conditions or the size of the rated instrument, the same must be brought to our notice before the instrument is used by you. In the event such changes occur after the rating(s) have been assigned by us and their use has been ICRA Limited Registered Office: B-710, Statesman House, 148, Barakhamba Road, New Delhi 110001. Tel. +91-11-23357940-41 Building No. 8, 2nd floor, Tower A, DLF Cyber City, Phase II, Gurugram-122002 www.icra.in info@icraindia.com +91-93547-38909 +0124-4545300 CIN: L74999DL1991PLC042749 Sensitivity Label : Restricted confirmed by you, the rating(s) would be subject to our review, following which there could be a change in the rating(s) previously assigned. Notwithstanding the foregoing, any change in the over-all limit of the instrument from that specified in this letter, would constitute an enhancement that would not be covered by or under the said Rating Agreement. The rating(s) assigned must be understood solely as an opinion and should not be treated, or cause to be treated, as recommendation to buy, sell, or hold the rated instrument availed/issued by your company. You are also requested to forthwith inform us about any default or delay in repayment of interest or principal amount of the instrument rated, as above, or any other debt instruments/ borrowing and keep us informed of any other developments which may have a direct or indirect impact on the debt servicing capability of the company including any proposal for re-schedulement or postponement of the repayment programmes of the dues/ debts of the company with any lender(s) / investor(s), or occurrence of any significant development that could impact the ability of the company to raise funds such as restriction imposed by any authority from raising funds through issuance of debt securities through electronic bidding system. Further, you are requested to inform us immediately as and when the borrowing limit for the instrument rated, as above, or as prescribed by the regulatory authority(ies) is exceeded. We look forward to your communication and assure you of our best services. With kind regards, Yours sincerely, For ICRA Limited Prashant Vasisht Senior Vice President & Co-Group Head prashant.vasisht@icraindia.com ICRA Limited Registered Office: B-710, Statesman House, 148, Barakhamba Road, New Delhi 110001. Tel. +91-11-23357940-41 Building No. 8, 2nd floor, Tower A, DLF Cyber City, Phase II, Gurugram-122002 www.icra.in info@icraindia.com +91-93547-38909 +0124-4545300 CIN: L74999DL1991PLC042749 Sensitivity Label : Restricted Annexure Details of Bank Limits Rated by Instrument Name Amount (Rs. Rating Rating Assigned ICRA Crore) On State Bank of India Term Loans 12.30 [ICRA]AA-(Stable) August 25, 2026 Kotak Mahindra Bank Limited Term Loans 2.50 [ICRA]AA-(Stable) August 25, 2026 State Bank of India Working Capital Facilities 182.00 [ICRA]AA-(Stable) August 25, 2026 Kotak Mahindra Bank Limited Working Capital Facilities 10.00 [ICRA]AA-(Stable) August 25, 2026 State Bank of India Working Capital Facilities 13.00 [ICRA]AA-(Stable) August 25, 2026 State Bank of India Non Fund-Based Facilities 47.00 [ICRA]A1+ August 25, 2026 Kotak Mahindra Bank Limited Non Fund-Based Facilities 2.00 [ICRA]A1+ August 25, 2026 Not Applicable Unallocated Limits 0.20 [ICRA]AA- August 25, 2026 (Stable)/[ICRA]A1+ Total 269.00 ICRA Limited Registered Office: B-710, Statesman House, 148, Barakhamba Road, New Delhi 110001. Tel. +91-11-23357940-41 Building No. 8, 2nd floor, Tower A, DLF Cyber City, Phase II, Gurugram-122002 www.icra.in info@icraindia.com +91-93547-38909 +0124-4545300 CIN: L74999DL1991PLC042749 Sensitivity Label : Restricted