https://www.taxtmi.com/circulars?id=67546 The pre-open call auction is prescribed as a one-hour session with segregated windows for order entry, matching and a buffer, and a system-driven random closure during the final part of order entry. Stock exchanges must implement enhanced surveillance with alerts based on specified cancellation and modification parameters, report alerts to the regulator by EOD, seek client explanations, and display cancelled order counts and quantities in real time. Risk management and margining requirements vary by issue size and scrip type, and exchanges must adopt systems and rule changes before the ninety-day applicability date. en-us Thu, 20 Jun 2024 00:00:00 +0530 Thu, 20 Jun 2024 17:40:00 +0530 TaxTMI RSS Generator https://www.taxtmi.com/circulars?id=67546 The pre-open call auction is prescribed as a one-hour session with segregated windows for order entry, matching and a buffer, and a system-driven random closure during the final part of order entry. Stock exchanges must implement enhanced surveillance with alerts based on specified cancellation and modification parameters, report alerts to the regulator by EOD, seek client explanations, and display cancelled order counts and quantities in real time. Risk management and margining requirements vary by issue size and scrip type, and exchanges must adopt systems and rule changes before the ninety-day applicability date. Circulars SEBI Thu, 20 Jun 2024 00:00:00 +0530 https://www.taxtmi.com/circulars?id=67546