Tax exemption approval under section 10(23G) for hydroelectric projects, conditional on compliance and audit requirements. Approval is granted to specified hydroelectric infrastructure projects of M/s North Eastern Electric Power Corporation Ltd. for the purpose of section 10(23G) of the Income-tax Act, 1961, read with rule 2E of the Income-tax Rules, 1962, for assessment years 1999-2000 through 2001-2002. The approval is conditional on conformity with section 10(23G) and rule 2E, maintenance and audit of books under sub rule (7) of rule 2E, furnishing the audit report, and continued operation of the infrastructure facility; the Central Government may withdraw approval for specified noncompliance.