Approval under Section 35(1)(ii): institution must maintain separate research accounts and file audited expenditure certificate promptly. Approval classifies National Horticultural Research and Development Foundation as an institution eligible under clause (ii) of sub section (1) of section 35 for the period 1 4 2001 to 31 3 2004, subject to maintaining separate accounts for research, filing audited Income & Expenditure accounts for each approved year by the due date of return or within 90 days of notification, and furnishing an auditor's certificate specifying amounts received for deductible scientific research and certifying that the expenditure was for scientific research.