A Polling District is a geographical area created by the sub-division of a a UK Parliamentary Constituency for the purposes of a UK Parliamentary Election. Local Authorities create polling districts by virtue of Section 18A of The Representation of the People Act 1983. They are reviewed every 5 years (Section 18C and Schedule A1 refers). All electors within a polling district vote at the same polling place.

A Polling Place is the building or area in which polling stations are contained. Local Authorities designate polling places by virtue of Section 18B of The Representation of the People Act 1983 and are reviewed every 5 years along with the Polling Districts. A polling station is the room or area within the polling place where voting takes place. Polling Stations are chosen by the Returning Officer under the election rules for that particular election.