Mumbai, July 2 -- In a significant step towards promoting ease of doing business for institutional investors and market participants, Common Contract Note (CCN) with a Single Volume Weighted Average Price (VWAP) has been made mandatory by the markets regulator SEBI.

It came into effect from June 27, 2025, SEBI said in a statement on Wednesday.

The erstwhile system required separate trade confirmations for each exchange, resulting in complicated reconciliation, settlement, and regulatory compliance.

Based on the representation received from market participants, it was decided by SEBI to provide uniformity in post-trade communication.

"Accordingly, in collaboration with concerned stakeholders, a single consolidated contract note mechani...