Legislative districts of Las Piñas
The legislative districts of Las Piñas are the representations of the highly urbanized city of Las Piñas in the Congress of the Philippines. The city is currently represented in the lower house of the Congress through its lone congressional district. History. From 1907 until 1972, it was represented as part of the first district of Rizal. Las Piñas was part of the representation of Region IV in the Interim Batasang Pambansa from 1978 to 1984, and was grouped with Parañaque (as the district of Las Piñas–Parañaque) from 1984 to 1986 for representation in the  Regular Batasang Pambansa. In 1987 it was grouped with Muntinlupa to form the district of Las Piñas–Muntinlupa. Las Piñas first elected its own representative in 1998, after the city charter of Muntinlupa (Republic Act No. 7926), approved on March 1, 1995 and ratified on May 8, 1995, separated the two. This separation was confirmed by the city's own city charter (Republic Act No. 8251), approved on February 2, 1997 and ratified on March 26, 1997. Notes