Charitable income exemption under Section 10(23C)(iv) excludes receipts on behalf of a notified foundation subject to compliance. Notification accords charitable exemption under Section 10(23C)(iv) for income received by any person on behalf of Cancer Aid & Research Foundation, Mumbai, subject to conditions: exclusive application or regulated accumulation of income, permitted modes of investment, exclusion of business receipts unless incidental with separate books, regular tax return filing, mandatory audit and audit report submission, and transfer of surplus on dissolution to a similar organization; applicable to recipients' receipts on behalf of the Institution only and effective for assessment years from 2007-08 onward, with rescission if activities are not genuine or conditions not complied with.