Tax exemption under section 10(23C)(iv) granted for specified years subject to conditions on income use, investments, business and dissolution. Exemption is granted to Population Foundation of India under Section 10(23C)(iv) for assessment years 2005-06 to 2007-08, conditional on applying its income wholly to charitable objects; restricting investments to modes specified in Section 11(5) (except certain voluntary contributions retained as tangible items); excluding business income unless incidental with separate accounts; regular filing of income tax returns; and transfer of surplus and assets on dissolution to a like minded charitable organisation.