Yes Sunil Govt have included them in the new master plan 2021. You can download the plan from DDA website also.. Noida, Gurgaon, Faridabad and Ghaziabad, and now extensions of all these cities came up and prospered due to lack of land in Delhi. With the new Master Plan having come into force, Delhi has now twice the amount of residential areas which it had earlier, and all of these areas are near to already established colonies/zones.