National Irrigation Administration

The National Irrigation Administration (NIA) is a government-owned and controlled corporation primarily responsible for irrigation development and management. It was created under Republic Act (RA) 3601 on 22 June 1963. Its charter was amended by Presidential Decree (PD) 552 on 11 September 1974 and PD 1702 on 17 July 1980. Both increased the capitalization and broadened the authority of the Agency.

It was transferred to the Office of the President pursuant to Executive Order No. 22, dated 14 September 1992. Later, it was attached to the Department of Agriculture (DA) under Administrative Order No. 17, dated 14 October 1992.

The Agency was again transferred to the Office of the President under the Office of the Presidential Assistant for Food Security and Agricultural Modernization (OPAFSAM) as per Executive Order No 165 on May 5 2014.