Exemption under section 35AC: specification of Navjeevan Blind Relief Centre projects as eligible for tax-deduction for an additional three-year period. Specification under section 35AC designates Navjeevan Blind Relief Centre's projects-free school and hostel for destitute and rural blind children, a rural geriatric block, a primary health centre for rural poor and children, and a community kitchen and dining hall at Tiruchanur-as an eligible project or scheme and extends that specification for a further three years beginning with the assessment year 2002-2003, following a National Committee recommendation confirming proper execution.