Markham : Règlement no 85-97, art. 5(a) — By-law to Prescribe Times for Setting Fires

No fire in the open air shall be maintained when the wind is in such a direction or intensity to cause any or all of the following:

• the possible spread of the fire to neighbouring building(s) or properties;
• (b) a decrease in the visibility on any highway or roadway; or
• (c) any odour to such an extent or degree so as to cause discomfort to the persons residing in the immediate area.