Ottawa : Règlement no 2013-416, art. 84 — Property Standards By-law

1) Fences, retaining walls and other enclosures or structures around or on non-residential property adjacent to a vacant building or on vacant land shall be kept,

• a) in good repair;
• b) free from accident hazards;
• c) protected by paint, preservatives or other weather-resistant material, except for wooden fences made of cedar, redwood or treated wood; and
• d) so as not to present an unsightly appearance. 2) Unsightly markings, stains or other defacements, including graffiti, on the exterior surfaces of fences, retaining walls or other enclosures or structures on land appurtenant to a vacant building or on vacant land shall be removed and the surface shall be refinished when necessary. BY-LAW NO. 2013-416 SIGNS