The Ministry of Home Affairs, as an interior ministry of India, it is mainly responsible for the maintenance of internal security and domestic policy. The Ministry of Home Affairs extends manpower and financial support, guidance and expertise to the State Governments for the maintenance of security, peace and harmony without trampling upon the constitutional rights of the States.

The Ministry of Commerce and Industry administers two departments, the Department of Commerce and the Department for Promotion of Industry & Internal Trade. It administers issues related to International Trade, Foreign Trade (Goods & Services), Special Economic Zones etc.