NSE updates 31 August-6 September 2026: ETF and SLBS changes

ETF base-price, price-band, pre-open call auction and close-out norms now take effect on 7 September. Overnight and liquid ETF shortages that cannot be auctioned close out at the higher of the highest cross-exchange price or 5 percent above the auction-day settlement price.

• Record 1: Extension of timeline for implementation of provisions of SEBI Circular dated June 15, 2026 on norms for base price, price bands, call auction in pre-open session and close-out procedure for Exchange Traded Funds (ETFs)
• Record 2: Trading in Exchange Traded Funds (ETFs) - update in trading parameters
• Record 3: Close-out procedure for shortages in overnight ETF's and liquid ETFs

Closing Auction Session SOP now applies the 3:00 p.m. to 3:15 p.m. VWAP reference and a plus or minus 3 percent band from 3:15 p.m. to 3:40 p.m. to index futures as well as stock futures, from 7 September.

• Record: Operational guidelines and Standard Operating Procedure (SOP) on Introduction of Closing Auction Session (CAS) in the Equity Cash Segment - Update

Software vendors providing CTCL, IBT, STWT, API and back-office applications must obtain STQC under SEBI CSCRF. Existing vendors must submit certificates by 28 February 2027.

• Record: Standardisation Testing and Quality Certification (STQC) for Vendors as per Cyber Security and Cyber Resilience Framework (CSCRF) of SEBI

Trading members must submit the digital-platform accessibility audit and remediation findings on ENIT by 31 October.

• Record: Submission of Accessibility Audit Report for Digital Platforms

SLBS market hours move to 09:00 a.m. to 05:00 p.m. from 7 September.

• Record: Update on Market timings for Securities Lending and Borrowing Scheme (SLBS)