Book Closure for the purpose of 11th AGM

1 August, 2026 To, To, BSE Limited, National Stock Exchange of India Limited, Phiroze Jeejeebhoy Towers, Exchange Plaza, C-1, BLOCK G, SDcarlaipl tS tCroedete, :F 5o4rt0, 061 SByamndbroal-:K BuIrGlaB CLoOmCp lex, Bandra (E) MISuINm :bINaiE -4 41020U00011 025 MISuINm :b IaNi E- 4410020U5011 025 DSuebarje Scitr:/IMnatidmamat, ion of Book Closure and other events pursuant to Regulation 42 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 Pursuant to Regulation 42 of SEBI (LODR) Regulations, kindly take note of the Book Closure dates and calendar of events related to the 11 AGM of the Company to be held on Tuesday, 25 August, 2026 through Video Conference / Other Audio Visual Means at 12.00 Noon, as mentioned below: Sr. Nos. PARTICULARS DATE(S) OF EVENT 1 Cut-off date for determining the list of Tuesday, 18 August, 2026 shareholders who may cast their vote electronically 2 Book Closure period for the purpose of Wednesday, 19 August, 2026 to th th 11 Annual General Meeting (record Tuesday, 25 August, 2026 (Both purpose only) days inclusive) 3 Remote e- voting period From Saturday, 22 August, 2026 9.00 A.M. till Monday, 24 August, 2026 5.00 P.M. You are requested to take the above information on record. For BIGBLOC CONSTRUCTION LIMITED Thanking You Mohit Narayan Saboo Director and CFO DIN: 02357431