Exemption under section 35AC extended for construction of one-teacher school project, preserving tax-deduction eligibility for further assessment years. The Central Government extends the tax-exemption designation under the Income-tax Act provision for the construction of 230 one-teacher schools by Bhartiya Shikshan Avam Shodh Parishad in specified Bihar villages, following a National Committee recommendation, by specifying the project as an eligible scheme for a further three assessment years commencing from assessment year 1999-2000.