Approval under section 35(1)(ii): research institution approval conditioned on accounting, annual returns, audited filings, and timely extension application. Approval granted to Bhagawan Sri Ramana Maharshi Research Centre, Bangalore, as an approved institution for scientific research under the income-tax provision, categorized as an 'Association,' subject to maintaining separate research accounts, furnishing annual research returns by 30 April, submitting audited accounts and balance-sheet to the prescribed authority and Commissioner by 30 June, and applying to the Central Board of Direct Taxes three months before approval expiry for extension; late applications may be rejected.