Adoption of new MOA & AOA as per Companies act, 2013.

(An ISO 9001 : 2015 Company) Manufacturer of : Liquid & Gaseous Oxygen, Liquid & Gaseous Nitrogen, Liquid & Gaseous Nitrous Oxide, Liquid & Gaseous Medical Oxygen & Dissolved Acetylene Gas Regd. Office : S-1, 2nd Floor, Alsa Mall, New No.4 Old No.149, Montieth Road, Egmore, Chennai - 600 008. Ph : (044) 2852 0096 / 97 / 98 Fax : (044) 2852 0095 E-mail : sales@nolgroup.com, contact@nolgroup.com, CIN No. L24111TN1974PLC006819 04-08-2026 Department of Corporate Services BSE Limited 22nd Floor, PhirozeJeeJeeBhoy Towers Dalal Street Mumbai - 400 001 Scrip Code: BSE: 507813 Sub: Outcome of the Board Meeting held on 04t August 2026 Ref: Regulation 30 of SEBI (Listing Obligation and Disclosure Requirements) Regulation, 2015 Pursuant to SEBI (Listing Obligation and Disclosure Requirements) Regulation, 2015 (Listing Regulation) we wish to inform you that in terms of Regulation 30 and other applicable provisions of Listing Regulation, the Board of Directors of the Company at its meeting held on (Today) 04" August 2026 commenced at 04.00 P.M. and concluded at 05.00 P.M. have inter alia approved the following: 1. The Notice of the 51+ Annual General Meeting to be held on Friday, 28t day of August 2026 at 11.30 A.M. through video conference. 2. The Annual Report including Director’s Report and all annexures including Secretarial Audit Report and Independent Auditor’s Report. 3. Book Closure date from Saturday, 22nd day of August 2026 to Friday, 28t day of August 2026. 4. Appointment of CDSL as the intermediaries for the purpose of E-Voting at the ensuing Annual General Meeting. 5. Appointment of M/S Lakshmmi Subramanian & Associates as the Scrutinizers for the purpose of E-Voting. 6. Adoption of New set of MOA and AOA as per Companies act, 2013. (Detailed disclosure is in Annexure’s) Breathing Life Into Industry FACTORY 1 © R.S.No. 126/4 A, Pondy - Villupuram Road, Thiruvandar Koil, Puducherry - 605 102. Phone : (0413) 2640448 Fax : (0413) 2640181 E-mail : nolp@o nnolgdroyup .com FACTORY 2 : R-5, Sipcot Industrial Growth Centre, Perundurai, Erode - 638 052, Tamilnadu, Ph : (04294) 234145 E-mail : nolperundurai@nolgroup.com FACTORY 3 © Plot No.4, Sidco Industrial Estate - Mathur (New) Kainankarai, Mathur - 622515. Pudukottai Dist Mobile : 99400 82462 E-mail : nolt@ rnoligrcouph.cyom M National Oxygen Limited 7. Sale/Transfer/Disposal of Certain Assets as a Whole in a SIPCOT - Perundurai unit subject to approval of shareholders. (Detailed disclosure as per circular will be uploaded post Shareholder’s approval). 8. Sale/Transfer/Disposal of Plant and Machinery (Liquid Unit) in a Pondicherry unit subject to approval of shareholders. (Detailed disclosure as per circular will be uploaded ;fiost Shareholder’s approval) This is for your information and record. The disclosure as required under Regulation 30 of the Listing Regulations read with SEBI Circular on Continuous Disclosure (SEBI ~ Circular SEBI/HO/CFD/CFD-PoD 1/P/CIR/2023/123 dated July 13, 2023), is enclosed. Thanking You, Yours faithfully, For NATIONAL OXYGEN LIMITED RAJESH KUMAR SARAF MANAGING DIRECTOR DIN: 00007353 (An 1SO 9001 : 2015 Company) Manufacturer of : Liquid & Gaseous Oxygen, Liquid & Gaseous Nitrogen, Liquid & Gaseous Nitrous Oxide, Liquid & Gaseous Medical Oxygen & Dissolved Acetylene Gas Regd. Office : S-1, 2nd Floor, Alsa Mall, New No.4 Old No.149, Montieth Road, Egmore, Chennai - 600 008. Ph : (044) 2852 0096 / 97 / 98 Fax : (044) 2852 0095 E-mail : sa@l noelgrsoup .com, contact@nolgroup.com, CIN No. L24111TN1974PLC006819 Annexure - A To adopt new set of Memorandum ofA ssociation (MOA) Type of Event as per the provision of the Companies Act, 2013 The Board of Directors has approved the proposal to adopt a new set of Memorandum of Association (MOA) for the Company to align with the Companies Act, 2013. This adoption is subject to the approval of the members by way ofa Special Resolution to be passed at the ensuing Annual General Meeting (AGM) of the Company and subsequent approval by the Registrar of Companies, Brief details of the Event | Chennai The existing Memorandum of Association (MOA) of the ‘ Company was framed under the provisions of the erstwhile Companies Act, 1956. In order to align the clauses, terminology, and structure of the MOA with the provisions and tables prescribed under the Companies Act, 2013, it is proposed to adopta completely new set of Reason for the change Memorandum of Association. Whether the event Yes, by way ofa Special Resolution at the ensuing Annual requires the approval of | General Meeting of the Company to be held on 28th Members August, 2026 Date of Board Approval | 04t August, 2026 For NATIONAT OXYGEN LIMITED RAJESH KUMAR SARAF MANAGING DIRECTOR DIN: 00007353 Breathing Life Into Industry FACTORY 1 R.S. No. 126/4 A, Pondy - Villupuram Road, Thiruvandar Koil, Puducherry - 605 102. Phone : (0413) 2640448 Fax : (0413) 2640181 E-mail : nolpondy @nolgroup.com FACTORY 2 : R-5, Sipcot Industrial Growth Centre, Perundurai, Erode - 638 052, Tamilnadu, Ph : (04294) 234145 E-mail : nolperundurai@ nolgroup.com FACTORY 3 * Plot No.4, Sidco Industrial Estate - Mathur (New) Kainankarai, Mathur - 622515. Pudukottai Dist Mobile : 99400 82462 E-mail : nolt@ rnoligrcouph.cyom (An ISO 9001 : 2015 Company) Manufacturer of : Liquid & Gaseous Oxygen, Liquid & Gaseous Nitrogen, Liquid & Gaseous Nitrous Oxide, Liquid & Gaseous Medical Oxygen & Dissolved Acetylene Gas Regd. Office : S-1, 2nd Floor, Alsa Mall, New No.4 Old No.149, Montieth Road, Egmore, Chennai - 600 008. Ph : (044) 2852 0096 / 97 / 98 Fax : (044) 2852 0095 E-mail : sales @ nolgroup.com, contact@nolgroup.com, CIN No. L24111TN1974PLC006819 Annexure - B To adopt new set ofA rticles of Association (AOA) as per Type of Event the provision of the Companies Act, 2013 The Board of Directors has approved the proposal to adopt a completely new set of Articles of Association (AOA) to replace the existing AOA (originally framed under the Companies Act, 1956). The new set of AOA is structured as per the regulations of Table F under Schedule I of the Companies Act, 2013, and is subject to Brief details of the Event | the approval of members via Special Resolution The existing Articles of Association (AOA) of the | Company were framed in accordance with the provisions of the erstwhile Companies Act, 1956. To ensure that the internal governance regulations, statutory references, and procedural clauses are fully aligned with the provisions, rules, and regulations under Table F of Schedule I of the Companies Act, 2013, it is proposed to adopt a completely new set of Articles of Association in Reason for the change place oft he existing one. Whether the event Yes, by way ofa Special Resolution at the ensuing Annual requires the approval of | General Meeting of the Company to be held on 28th Members August, 2026 Date of Board Approval | 04% August, 2026 For NATIONAL OXYGEN LIMITED RAJESH KUMAR SARAF MANAGING DIRECTOR DIN: 00007353 Breathing Life Into Industry FACTORY 1 R.S. No. 126/4 A, Pondy - Villupuram Road, Thiruvandar Koil, Puducherry - 605 102. Phone : (0413) 2640448 Fax : (0413) 2640181 E-mail : nolp@o nnolgdroyup .com FACTORY 2 R-5, Sipcot Industrial Growth Centre, Perundurai, Erode - 638 052, Tamilnadu, Ph : (04294) 234145 E-mail : nolperundurai@nolgroup.com FACTORY 3 * Plot No.4, Sidco Industrial Estate - Mathur (New) Kainankarai, Mathur - 622515. Pudukottai Dist Mobile : 99400 82462 E-mail : noltr@ inoclghroyup .com