Exemption under section 35AC: specified health, aquaculture and environment projects for Arpan Trust extended for three assessment years. The Central Government re specified as eligible under section 35AC a composite scheme of Arpan Trust at Sabarkantha, Gujarat - comprising health awareness and diagnostic camps with primary treatment kit distribution, inland fisheries development and fish seed distribution, and plant distribution, awareness and nursery/Ayurvedic garden development - for a further three assessment years from assessment year 1999 2000 at an estimated cost of eight lakhs, following the National Committee's recommendation that the project was being executed properly.