Change of Service Tax Directorate address: future correspondence must be sent to the relocated Mumbai office and contacts. Change of address for the Directorate of Service Tax, Mumbai: the Directorate has relocated to 9th Floor, Piramal Chambers, Jijibhoy Lane, Lalbagh, Parel, Mumbai, with new telephone and fax contact points. All future correspondence to the Directorate should be sent to the new office address and numbers.