https://www.taxtmi.com/circulars?id=60738 Stock exchanges must classify scrips into three groups using trading frequency and a rolling six month impact cost calculated from four intra-day order book snapshots; publish a common methodology; and apply differentiated margins: scrip VaR for low-impact scrips, scaled amplified VaR for higher-impact and illiquid scrips with an index VaR floor, together with continuing mark-to-market collection, discretionary adhoc margins, phased reduction of additional margins, and T+1 margin collection, with daily VaR dissemination and mandatory real-time market data. en-us Tue, 11 Mar 2003 00:00:00 +0530 Fri, 03 May 2019 15:30:00 +0530 TaxTMI RSS Generator https://www.taxtmi.com/circulars?id=60738 Stock exchanges must classify scrips into three groups using trading frequency and a rolling six month impact cost calculated from four intra-day order book snapshots; publish a common methodology; and apply differentiated margins: scrip VaR for low-impact scrips, scaled amplified VaR for higher-impact and illiquid scrips with an index VaR floor, together with continuing mark-to-market collection, discretionary adhoc margins, phased reduction of additional margins, and T+1 margin collection, with daily VaR dissemination and mandatory real-time market data. Circulars SEBI Tue, 11 Mar 2003 00:00:00 +0530 https://www.taxtmi.com/circulars?id=60738