Is there a specific order for declaring Scheduled Areas in Part A States, Part B States, Himachal Pradesh and certain states of Bihar, Gujarat, Madhya Pradesh, and Orissa?
Yes, there are specific orders for declaring Scheduled Areas in Part A States, Part B States, Himachal Pradesh, and certain states of Bihar, Gujarat, Madhya Pradesh, and Orissa. These orders include:

1. The Scheduled Areas (Part A States) Order, 1950 (C.O. 9)
2. The Scheduled Areas (Part B States) Order, 1950 (C.O. 26)
3. The Scheduled Areas (Himachal Pradesh) Order, 1975 (C.O. 102)
4. The Scheduled Areas (States of Bihar, Gujarat, Madhya Pradesh and Orissa) Order, 1977 (C.O. 109)