Sebi liberalises spread margin benefit in commodity futures contracts Currently, margin benefit of 75 per cent in initial margins is given in spread trading The Securities and Exchange Board of India (Sebi) has liberalised spread margin benefit in commodity futures contracts.So far, only calendar spreads or spreads consisting of two contract variants have the same underlying commodity.Sebi has now allowed spread contracts across futures contracts in a commodity complex or inter-commodity spreads, with margin benefits from July. Currently, margin benefit of 75 per cent in initial margins is given in spread trading.From July, the benefit in initial margins for such spreads will be permitted when each individual contract in the spread is from the first three expiring contracts.Normally calendar spread takes place in near-month and far-month contracts.Usually, carry traders and financiers trade in spread contracts. The difference in prices of two contracts gives them returns when...