Gautam Buddha Nagar district is a district of Uttar Pradesh, named after Gautama Buddha. It is a part of Delhi National Capital Region (NCR) and is divided into 3 sub-divisions (Tehsils) of Noida, Dadri and Jewar. Greater Noida is the administrative headquarters of Gautam Buddha Nagar district. Noida, Greater Noida, Dadri, Jewar, YEIDA city and Dankaur fall under this district.

The National Capital Region is a planning region centered upon the National Capital Territory (NCT) of Delhi in India. It encompasses Delhi and several districts surrounding it from the states of Haryana, Uttar Pradesh, and Rajasthan. The NCR and the associated National Capital Region Planning Board (NCRPB) were created in 1985 to plan the development of the region and to evolve harmonized policies for the control of land-uses and development of infrastructure in the region. Prominent cities of NCR include Delhi, Faridabad, Ghaziabad, Gurgaon and Noida.