Exemption under the Income Tax framework: charitable health and sanitation projects were specified and extended for tax eligibility. The central government specified certain public health and sanitation activities-free eye camps, mobile health services and health education around Virnagar, a ladies' hostel at Virnagar, and construction of low-cost latrines by the stated mission and hospital group-as eligible projects for tax exemption under the Income-tax Act, following a National Committee recommendation that the scheme was being properly executed and extending the period of eligibility for a further multi-year assessment term.