Structural Digital Database

COMPLIANCE CERTIFICATE FOR THE QUARTER ENDED SEPTEMBER 30, 2026 (Pursuant to Securities and Exchange Board of India (Prohibition of Insider Trading) Regulations,2015) I, Gagan Singhal, Compliance Officer of Noida Toll Bridge Company Limited, am aware of the compliance requirement of Structured Digital Database (SDD) pursuant to provisions of Regulation 3(5) and 3(6) of Securities and Exchange Board of India (Prohibition of Insider Trading) Regulations, 2015 (PIT Regulations) and I certify that: 1. the Company has a Structured Digital Database in place 2. control exists as to who can access the SDD 3. all the UPSI disseminated in the previous quarter have been captured in the Database 4. the system has captured nature of UPSI along with date and time 5. the database has been maintained internally, and an audit trail is maintained 6. the database is non-tamperable and has the capability to maintain the records for 8 years. (Relevant points from 1 to 6 can be striked off in the case of non-compliance) I also confirm that the Company was required to capture Nil number of events during the quarter ended and has captured Nil number of the said required events. I would like to report that the following non-compliance(s) was observed in the previous quarter and the remedial action(s) taken along with timelines in this regard: For Noida Toll Bridge Company Limited Gagan Singhal Company Secretary & Compliance Officer Mem. No. F7525 Date: 9-10-2026 Place: Delhi Corporate Off.: Toll Plaza, DND Flyway, Noida-201 301, U.P. INDIA Phone: 0120-2516495 Regd. Off.: Toll Plaza, Mayur Vihar Link Road, New Delhi - 110091, INDIA Website: www.ntbcl.com Email: ntbcl@ntbcl.com CIN: L45101DL1996PLC315772