We wish to inform you that the Company has received a Notice of Award dated 16th October 2026 from Oswal Residential Building Private Limited for the construction of an Experience Centre for upcoming residential projects situated at New Town and Titagarh site at Kolkata, West Bengal.

Date: 16th October, 2026 To, To, Department of Corporate Services The Secretary BSE Limited The Calcutta Stock Exchange Limited P.J. Towers, Dalal Street 7, Lyons Range Mumbai- 400 001 Kolkata- 700 001 Scrip Code: 533285 Scrip Code: 28393 Subject: Disclosure under Regulation 30 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 – Intimation of receipt of Notice of Award Dear Sir / Madam, Pursuant to Regulation 30 read with Schedule III of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“SEBI Listing Regulations”), we wish to inform you that the Company has received a Notice of Award dated 16th October, 2026 from Oswal Residential Building Private Limited for the construction of an Experience Centre for upcoming residential projects situated at New Town and Titagarh Site at Kolkata, West Bengal. The disclosure as required under Regulation 30 of SEBI Listing Regulations read with SEBI Master Circular No. HO/49/14 /14(7)2025-CFD- POD2/I/3762/2026 dated 30th January, 2026, is enclosed as “Annexure A”. This is for your information and records. Thanking you, For RDB Infrastructure and Power Limited (Formerly known as RDB Realty & Infrastructure Limited) Shubham Vaidya Managing Director (DIN: 11294349) ANNEXURE - A Disclosure in terms of Regulation 30 of SEBI Listing Regulations read with SEBI Master Circular No. HO/49/14 /14(7)2025-CFD- POD2/I/3762/2026 dated 30th January, 2026 Bagging/Receiving of Orders/Contracts S. No. Particular Details (Work Awarded) 1 Name of the entity awarding the Oswal Residential Building Private Limited Order/Contract 2 Significant terms and conditions of The Company has received a Notice of Award dated the Order/Contract awarded in brief 16th October, 2026 from Oswal Residential Building Private Limited for the construction of an Experience Centre for upcoming residential projects situated at New Town and Titagarh Site at Kolkata, West Bengal. 3 Whether the Order/ Contract has been Domestic Entity awarded by domestic/ international entity 4 Nature of Order/Contract Turnkey construction and development of Experience Centre infrastructure. 5 Whether domestic or international Domestic 6 Time period by which the Order/ Not applicable Contract is to be executed 7 Broad consideration or size of the Rs. 20,00,00,000/- (Rupees Twenty Crores only) Order/Contract 8 Whether the Promoter/Promoter No Group/Group Companies have any interest in the entity that awarded the Order/Contract? If yes, nature of interest and details thereof 9 Whether the Order/Contract would No fall within related party transactions? If yes, whether the same is done at “arm’s length”