Exemption under section 35AC: extension granted for a specified free eye surgery hospital expansion project, preserving tax relief. Specification under section 35AC designates the Lions Club of Karnavati Foundation's Expansion Project for purchase of equipment to increase free eye surgeries and run a hospital at Village Ognaj as an eligible project for income-tax exemption, and the Central Government, on the National Committee's recommendation, extends that specified status for a further three-year period commencing with assessment year 2004-2005, noting the project's estimated cost including a corpus fund.