 From 1907 to 1972, it was represented as part of the first district of Rizal, and was part of the representation of Region IV in the Interim Batasang Pambansa from 1978 to 1984.Parañaque was grouped with Las Piñas in the Regular Batasang Pambansa from 1984 to 1986, as the Legislative district of Las Piñas–Parañaque.It was granted its own representation in the restored House of Representatives in 1987, and was divided into two districts after its city charter (Republic Act No.