[3] The district consists of the capital municipality of Santa Cruz and the entire eastern Laguna municipalities of Cavinti, Famy, Kalayaan, Luisiana, Lumban, Mabitac, Magdalena, Majayjay, Paete, Pagsanjan, Pakil, Pangil, Pila, Santa Maria and Siniloan.

[4] It is currently represented in the 19th Congress by Jam Agarao of the Partido Federal ng Pilipinas (PFP).

[5][6] Incumbent Jam Agarao was confirmed to have won the re-count of the votes against former Santa Maria Mayor Antonio Carolino.

Incumbent Benjamin Agarao Jr. was running for his third and final-term his main opponent is Felicisimo Mateo San Luis but later withdraw and substitute Atty.

Incumbent Benjamin Agarao Jr. was running for reelection his opponents is former Congressman Edgar San Luis and Fidel Santos.