The Exchange has received the disclosure under Regulation 29(2) of SEBI (Substantial Acquisition of Shares & Takeovers) Regulations, 2011 for Catalyst Trusteeship Ltd

CTL/ SAST/26-27/00576 July 21, 2026 BSE LIMITED NATIONAL STOCK EXCHANGE OF INDIA LIMITED Phiroze Jeejeebhoy Towers, – CORPORATE OFFICE Dalal Street, Mumbai – 400001 Exchange Plaza, C-1, Block G, Bandra Kurla Complex, Bandra (East), Mumbai – 400051 Company Name SADBHAV ENGINEERING LIMITED Sadbhav House, Opp. Law Garden Police Chowki, Ellis Bridge, Ahmedabad, Gujarat – 380006 Dear Sir/ Madam, Sub: Disclosure pursuant to Regulation 29 (2) of the SEBI (Substantial Acquisition of Shares and Takeovers) Regulations, 2011 in relation to invocation of pledge over equity shares of Sadbhav Engineering Limited bearing ISIN: INE226H01026. We refer to the disclosure dated September 11, 2025, made under Regulation 29(2) of the SEBI (Substantial Acquisition of Shares and Takeovers) Regulations, 2011, in respect of invocation of pledge over equity shares of Sadbhav Engineering Limited in favour of Catalyst Trusteeship Limited in its capacity as the Debenture Trustee acting for the benefit of the Debenture Holder(s) of Sadbhav Infrastructure Project Limited. Pursuant to the disclosure required to be made under Regulation 29(2) of the SEBI (Substantial Acquisition of Shares and Takeovers) Regulations, 2011, please find attached a further disclosure in respect of an encumbrance over the Invoked Shares (as defined below) held by Catalyst Trusteeship Limited as an agent for the benefit of holders of the debentures of Sadbhav Hybrid Annuity Projects Limited (“SHAPL Debentures”). For Catalyst Trusteeship Limited Authorised Signatory Name: Deesha Srikkanth Designation: Senior Vice President Place: Mumbai Date: July 21, 2026 Disclosure under Regulation 29(2) of the SEBI (Substantial Acquisition of Shares and Takeovers) Regulations, 2011 Name of the Target Company Sadbhav Engineering Limited (“Target Company”/ “TC”) (TC) Name(s) of the acquirer and Catalyst Trusteeship Limited. Persons Acting in Concert (PAC) with the acquirer Please refer to the Note below. Whether the acquirer belongs No to Promoter/Promoter group Name(s) of the Stock BSE Limited and the National Stock Exchange of India Limited Exchange(s) where the shares (together referred to as the “Stock Exchanges”). of TC are Listed Details of the acquisition as Number % w.r.t. total % w.r.t. total diluted follows share/voting share/voting capital capital wherever of the TC (**) applicable (*) Before the acquisition under consideration, holding of: a) Shares carrying voting 1,83,50,000 10.70% 10.11% rights Nil Nil Nil b) Shares in the nature of encumbrance (pledge/ lien/ non-disposal undertaking/ others) Nil Nil Nil c) Voting rights (VR) otherwise than by equity shares Nil Nil Nil d) Warrants/ convertible securities/ any other instrument that entitles the acquirer to receive shares carrying voting rights in the TC (specify holding in each category) e) Total (a+b+c+d) 1,83,50,000 10.70% 10.11% Details of acquisition/ sale: a) Shares carrying voting rights acquired/ sold Nil Nil Nil b) VRs acquired/ sold otherwise than by shares Nil Nil Nil c) Warrants/ convertible securities/ any other instrument that entitles the acquirer to receive shares carrying voting rights in the TC (specify holding in each category) acquired/ sold Nil Nil Nil d) Shares encumbered /invoked/released by the acquirer 1,83,50,000 10.70% 10.11% e) Total (a+b+c+/-d) 1,83,50,000 10.70% 10.11% After the acquisition/ sale holding of: a) Shares carrying voting rights acquired Nil Nil Nil b) Shares encumbered with the acquirer 1,83,50,000 10.70% 10.11% c) VRs otherwise than by equity shares Nil Nil Nil d) Warrants/convertible securities/any other instrument that entitles the acquirer to receive shares carrying voting rights in the TC (specify holding in each category) after acquisition Nil Nil Nil e) Total (a+b+c+d) 1,83,50,000 10.70% 10.11% Mode of acquisition / sale (e.g. The pledge over 1,83,50,000 equity shares of the Target Company open market/ public issue/ bearing ISIN: INE226H01026 (“Invoked Shares”) was invoked on rights issue/ preferential September 10, 2025. Pursuant to the terms of the restructuring of allotment/ inter-se transfer, debentures, the Invoked Shares shall continue to be held by Catalyst etc.) Trusteeship Limited as an agent for the benefit of holders of the SHAPL Debentures. Please refer to the Note below. Date of acquisition/ sale of July 17, 2026 shares/ VR or date of receipt of intimation of allotment of shares, whichever is Please refer to the Note below. applicable Equity share capital/ total 17,15,70,800 equity shares of the Target Company (as per the voting capital of the TC before shareholding pattern published on the BSE Limited website for the the said acquisition/ sale* quarter ended March 31, 2026). Equity share capital/ total 17,15,70,800 equity shares of the Target Company (as per the voting capital of the TC after shareholding pattern published on the website of BSE Limited for the said acquisition/ sale* the quarter ended March 31, 2026). Total diluted share/ voting 18,15,70,800 equity shares of the Target Company (as per the capital of the TC after the said shareholding pattern published on the website of BSE Limited for acquisition/ sale** the quarter ended March 31, 2026). (*) Total share capital/ voting capital is taken as per the latest filing done by the company to the Stock Exchanges under Clause 35 of the listing agreement. (**) Diluted share/ voting capital means the total number of shares in the TC assuming full conversion of the outstanding convertible securities/ warrants into equity shares of the TC. Note: 1,83,50,000 equity shares of the Target Company were pledged in favour of the debenture trustee in relation to the non-convertible debentures issued by Sadbhav Infrastructure Project Limited which were invoked on September 10, 2025. The disclosure in relation to such invocation was made to the Stock Exchanges and the Target Company vide disclosure dated September 11, 2025. This debt is being restructured within the Sadbhav Group and Catalyst Trusteeship Limited will continue to hold and deal in the Invoked Shares for the same and in addition as an agent for CTL Trusteeship Limited which is acting as the Debenture Trustee for the benefit of the holders of the SHAPL Debentures). For and on behalf of For Catalyst Trusteeship Limited Authorised Signatory Name: Deesha Srikkanth Designation: Senior Vice President Place: Mumbai Date: July 21, 2026