About:

• The Narcotics Control Bureau was set up as apex drug law enforcement agency with view to coordinate actions of various central/state agencies in the matters related with drug law in the country.
• It works under the Ministry of Home Affairs, which was made responsible for administering the Narcotic Drugs and Psychotropic Substances (NDPS) Act, 1985. 
• The National Policy on Narcotic Drugs and Psychotropic Substances finds its roots in the Directive Principles of State Policy (DPSP) i.e, the Article 47 of the Constitution of India. 
• The DPSP directs the State to endeavour to bring about the prohibition of the consumption of intoxicating drugs injurious to health, except for medicinal purposes. 

Powers and Functions of Narcotics Control Bureau

• It works in close cooperation with the Central Economic Intelligence Bureau (CEIB), the Customs and Central Excise, the Central Bureau of Investigation (CBI), the State Police Departments and other Indian intelligence and law enforcement agencies both at the national level and the states level.
• The NCB is also responsible for the implementation of the international obligations against illicit trafficking of narcotic drugs and psychotropic substances under various UN Conventions 1961, 1971, 1988 to which India is a signatory.
• It also assists concerned authorities in various countries to facilitate universal action for the prevention and suppression of illicit trafficking in narcotic drugs and psychotropic substances.

Why in News?

In the pursuit of operations against drug trafficking, NCB has been conducting regular raids on possible hideouts of drug traffickers, after identifying their modus operandi and whereabouts.

The Narcotics Control Bureau affected multiple pan-India operations wherein Mumbai emerged as a major destination.

References:

1. https://www.pib.gov.in/PressReleasePage.aspx?PRID=1664885
2. http://narcoticsindia.nic.in/