Approval under Section 35(1)(iii) allows donations to qualify for tax deduction subject to reporting and audit conditions. Approval is granted to the Institute of Company Secretaries as an institution eligible for donor deductions for social or statistical research, subject to maintaining separate research accounts, filing audited Income & Expenditure accounts for each approved year by the filing due date or the notification period, and providing an auditor's certificate specifying qualifying receipts and certifying that expenditures were for social science or statistical research.