The senior civil servant who advises the Administrator of Dadra and Nagar Haveli and Daman and Diu is Ankur Garg, IAS
Background
The union territory administration of Dadra and Nagar Haveli and Daman and Diu is issuing orders and notices through its departments this month, and the senior officer who advises its Administrator is Ankur Garg, IAS. The administration's own page records him as Advisor to the Hon'ble Administrator from 05/01/2026 onwards. The post of Advisor sits at the top of the civil service in this union territory, below the Administrator, who is appointed by the President. The same page records his predecessors in the office: S. S. Yadav, IAS, A. K. Singh, IAS, Vikas Anand, IAS and Amit Singla, IAS.
In plain words
IAS Indian Administrative Service — The central civil service from which senior administrators of States and union territories are drawn.