Toronto : Règlement no 447, art. (d) — Chapter 447 Fences

Have a non-climbable facing material installed on the outside of the enclosure which extends from no more than 50 millimetres above grade to the required minimum height of the enclosure, but, if a hard surface such as concrete, asphalt, paving stones or patio slabs extends for a distance of 500 millimetres on each side of a gate, the clearance under the gate may be no more than 100 millimetres.