Tax deduction under section 35AC: notified institutions' approved projects eligible for specified deductions for three financial years. The Central Government, on the National Committee's recommendation, notifies specified institutions and approves listed projects as eligible for deduction under section 35AC, recording the estimated project costs and the maximum amount allowable as a deduction. A Table of twenty-two entries details project descriptions and estimated costs. The notification fixes the period of approval as three financial years commencing with 2015-16, during which the specified deduction treatment applies to the approved projects.