Sethi is the first lady ICoAS officer who has achieved this laurel, a Finance Ministry release said today.
The appointment comes into effect from February 1, it said. Currently, she is the Principal Adviser (Cost).
She has held important portfolios at various ministries including Consumer Affairs, Corporate Affairs, Finance, Commerce and Industry and Defence, said the release.
ICoAS is one of the six organised accounting services of the Government of India.
Office of Chief Adviser Cost is one of the divisions functioning in the Department of Expenditure. It is a professional body staffed by qualified Cost/Chartered Accountants, the release said.