National Commodity & Derivatives Exchange has removed Delhi, Sangli, and Khagaria district in Bihar as the additional delivery centres for the contracts expiry in April and beyond. The exchange has removed the aforesaid delivery centre because of limitations in warehousing in Delhi and with a view to provide buyers more clarity on centre of deliveries. The April contract will be available for trade from Dec 1. The exchange also increased the municipal limits of the Gulabbagh, the basis delivery centre to 75 kms radius from 50 kms earlier to facilitate deposits