The passage of Republic Act No. 7228 on March 16, 1992 and its subsequent ratification by plebiscite on November 28, 1992 separated the entire third district of South Cotabato to form the new province of Sarangani.[1] South Cotabato's former third district automatically became the representation of Sarangani upon its establishment in 1992, but the new province only elected a representative under its own name beginning in 1995.
^Seat vacant for the entirety of the 11th Congress.[2] Juan Domino garnered the most votes in the 1998 election but was not allowed to take his seat; he was later disqualified for lack of residency.[3] No special elections were conducted to fill the seat.
^ abCongressional Library Bureau. "Roster of Philippine Legislators". Republic of the Philippines, House of Representatives. Retrieved February 23, 2017.