Sejm Constituency no. 10
The constituency was established in 2001, after a major redistricting process across Poland.It is located in the Łódź Voivodeship and includes the area of two city counties: Piotrków Trybunalski and Skierniewice, as well as the counties of Bełchatów, Opoczno, Piotrków, Radomsko, Rawa Mazowiecka, Skierniewice and Tomaszów Mazowiecki.The constituency currently elects 9 of the 460 members of the Sejm using the open party-list proportional representation electoral system.5 until 1993), which covered the area of the then-Piotrków Voivodeship, and the parts of Sejm Constituency no.This constituency is considered as one of the Law and Justice's safest districts, as they won every election there since 2005.