Exemption under section 35AC extended for specified rural development project, preserving original approved cost and eligibility period. Central Government specifies continuation of tax exemption for Seva Mandir's Comprehensive Rural Development project as an eligible scheme for an additional three-year period commencing with the financial year 2005-2006, following a rule-based recommendation that the project is being executed properly, and without any change in the previously approved estimated cost including the corpus fund.