Copy of Newspaper Publication

HCC/SEC/ADVT/ 2026 June 24, 2026 BSE Limited National Stock Exchange of India Ltd. The Corporate Relationship Dept, Exchange Plaza, Phiroze Jeejeebhoy Towers, Bandra-Kurla Complex, Dalal Street, Sandra (East), Mumbai-400 001. Mumbai-400 051. Scrip Code: 500185 Symbol : HCC Dear Sir I Madam, Sub : Newspaper Publication regarding the Special Window for transfer and dematerialisation of Physical Shares Please find enclosed copies of the Newspaper advertisements published today (i.e. June 24, 2026) in the Newspapers viz. Business Standard (in English) and Sakal (in Marathi), Mumbai editions, inter-alia informing about the Special Window for transfer and dematerialisation of Physical shares We request you to kindly take the above on record. Yours sincerely, For Hindustan Construction Company Ltd. Nitesh Kumar Jha Company Secretary Encl.: As above Hindustan Construction Co ltd Hincon House, La\ Bahadur Shastri Marg, Vikhroli (West), Mumbai 400 083, India Tel : + 91 22 2577 5959 Fax : + 91 22 2577 7568 www .hccindia.com Business Standard MUMBAI 1 wEDNEsDAY, 24 JUNE 2o26 NOTICE SPECIAL WINDOW- RE-LODGEMENT FOR TRANSFER AND DEMATERIALISATION (DEMAT) OF PHYSICAL SHARES Pursuant to SEBI Circular No. H0/38/13/11 (2)2026-MIRSD-POD/ 1/3750/2026 dated January 30, 2026, a Special Window has been opened from February 5, 2026 to February 4, 2027 only for re-lodgement of transfer deeds, which were originally lodged prior to the deadline of April 1, 2019 but were rejected/returned/not attended due to deficiency in the documents/ process/or otherwise and missed the extended timeline of March 31, 2021 for re-lodging their documents for transfer of securities. While lodging requests under this special window for transfer of physical shares, one of the mandatory requirements is submission of original share certificates, as follows: Execution Date of Lodged for transfer Original Security Eligible to to lodge in Transfer Deed before April 1, 2019? Certificate the current window? Available? No (it is fresh lodgement) Yes Before April 1, 2019 Yes (was rejected/ returned earlier) Yes -1' Yes No x No No x Further, the following cases will also not be considered under this Special Window: • Case(s) involving disputes between the transferor and transferee. • Securities which have been transferred to the Investor Education and Protection Fund (IEPF). Note: All shares re-lodged during this period will be processed through the transfer-cum-demat route, i.e., they will only be issued in dematerialized (demat) form after transfer and the same will be subject to a lock-in of one year from the date of registration of transfer. For any further information I clarification in this regard, concerned Shareholders can get in touch with the Registrar & Transfer Agent (RTA) at address given below: MUFG lntime India Private Limited (RTA) C-101, 1st Floor, 247 Park, Lal Bahadur Shastri Marg, Vikhroli (West), Mumbai - 400 083 For Hindustan Construction Co. Ltd. Dated: June 24, 2026 Nitesh Kumar Jha Place: Mumbai Company Secretary Hindustan Construction Co. Ltd. Rcg1stcrcd Off1cc H:ncon House. La I Bvhadur Shastri Marg, V1k'lro !West). 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No (it is fresh lodgement) Yes Before April 1, 2019 Yes (was rejected} returned earlier) Yes v' Yes No x No No x ti)trR~~ Further, the following cases will also not be considered under this Special Window: ~~ (It\ <l114('<11Cfi~ G'R ~ • Case(s) involving disputes between the transferor and transferee. "'''QNillia m11mo! ftlmlm • Securities which have been transferred to the Investor Education and Protection ~~~- ? '1J11JIIIilllqVJ ~~ omr 3111Rf.r? Fund (IEPF). Note: All shares re-lodged during this period will be processed through the transfer-cum-demat ~~~.~~ route, i.e., they will only be issued in dematerialized (demat) form after transfer and the same ~mt<it~~ will be subject to a lock-In of one year from the date of registration of transfer. For any further information I clarification in this regard, concerned Shareholders can get in touch with the Registrar & Transfer Agent (RTA) at address given below: am"f'IHI~. ('<l1q{ ~ MUFG lntfmelndla Private Umlted (RTA) ~m;:r ~ ~ "f'IHI T[i~ C-101, 1st Floor, 247 Park, ~ 'W'Cffif ~. fCOIFim: "f'IHI ~~~~115'(R~~~~~~ Lal Bahadur Shastri Marg, ~~. ~ ~ E'Rii~'<"Jq>('llf~ ~;;Jill~ ;;n<fi<? ~ ~ ~ Mumbai-400 083 For Hlndustan Construction Co. Ltd. ftTqim ~ <iloo1e1%<1 ~ '!'fi" ~ ~ ~-~ 3i<lofo ~. 'fiG'{·-~~ Sd/ OTCfi't tj~ 3lmGR ~ OTCfi't ~am~~~~~/<IROI~Uli"'R•. Dated: June 24, 2026 Niteah Kumar Jha <IFft ('<l1q{ 3ll~ w. . 3 m! ~ ~ ~ https://fennentablolech.com/lnvestor·servlce-requests.php m Place: Mumbal Company Secretary mfl(? ~ ll'lffi'<l11T ~. fCOIFim: ~). ~ ~ ~ -· <'!liTn 'It!! ~-~o~. ~ ~w. 1!01:~.~ 'll'f.