Section 35AC eligible project extension preserves tax-deduction eligibility for sanitation and health training centre for further period. Notification under Section 35AC specifies continuation of tax-deduction treatment for the 'Expansion of existing Sanitation, Irrigation and Health Projects Training Centre' by Share Society to Heal Aid Restore Educate, maintaining the previously approved project cost and extending the project's specified eligibility for a further three-year period on the recommendation of the National Committee for Promotion of Social and Economic Welfare.