 He was subsequently elected as the Governor of Nueva Ecija, the same province in which the raid took place.He served from 1959 to 1990.Joson conceived the idea of a capitol building in Palayan City which was finally established and opened on January 25, 2002 by his son, Tomas N. Joson who also became the governor of the province in 1992 and served until 2007 together with his cousin who was then his executive adviser, Julio M. Mercado after his term as Vice Mayor.