Ottawa By-law 2017-301, s. 102(a) — Traffic and Parking By-law

no person shall park a vehicle or permit a vehicle to remain parked in the paid parking zone in the park during the days and hours indicated on the paid parking device unless:

• the parking payment device is used;
• (b) the fee in accordance with the rate per hour indicated on the parking payment device is deposited into the parking payment device by means of:
• (i) depositing the denomination of coin required as indicated on the parking meter;
• (ii) depositing one or more tokens;
• (iii) swiping or inserting a credit card, parking card, proximity card; or,
• (iv) using the pay-by-phone component of the Parking Operation System;
• (c) the parking payment device is activated; and,
• (d) the payment parking device, or the receipt issued by it and placed on the vehicle’s dashboard, indicates unexpired time paid for in accordance with the rate per hour.