London : Règlement no PS-113, art. 38(2) — Traffic and Parking By-law

In the case of parking meter zones in which parking is timed by pay and display parking meters and in respect of which appropriate signs are erected and on display, which signs are hereby authorized, one or more pay and display parking meters shall be placed at a location or locations convenient to a number of parking spaces within such parking meter zones and such parking spaces shall have lines or markings painted or placed upon the curb or upon the roadway in a manner sufficient to indicate the parking space for which such meters are to be used. Parking Spaces on Streets with Zones