 DRI is the major intelligence agency which enforces the prohibition of the smuggling of items including drugs, gold, diamonds, electronics, foreign currency, and counterfeit Indian currency.The Directorate of Revenue Intelligence functions under the Central Board of Indirect Taxes and Customs in the Ministry of Finance, Department of Revenue, Government Of India.Headed by Director General (Chief Commissioner Rank) in New Delhi, it is divided into seven zones, each under the charge of an Additional Director General (Commissioner Rank).