New Delhi, April 18 -- The Centre on Friday announced sweeping changes at the secretary level, covering key ministries such as finance, commerce and aviation.

Among the top-level appointments were Arvind Shrivastava, who has been named revenue secretary, and Vumlunmang Vualnam, who will be expenditure secretary.

Shrivastava, a 1994 batch Karnataka cadre Indian Administrative Service (IAS) officer, is currently additional secretary in the prime minister's office and Vualnam, an IAS officer of Manipur cadre, 1992 batch, is civil aviation secretary.

The Appointments Committee of the Cabinet (ACC) also approved appointing additional secretary at corporate affairs ministry Anuradha Thakur as officer on special duty in the department of econ...