The internal audit function of Oil and Natural Gas Corporation Ltd (ONGC) has been accredited with ISO 9001:2000 certification by Det Norske Veritas (DNV). DNV handed over the accreditation certificate to ONGC Chairman and Managing Director, Mr R.S. Sharma.

Mr Sharma complimented ONGC's internal audit team headed by Mr B.L. Ghasolia and the consultant team of Ernst & Young for facilitating the accreditation.