Markham By-law 2023-164, s. 12(a) — Tree Preservation By-law

the manner and timing in which the Injury or Destruction of a Tree is to be carried out;

• (b) the qualifications of the Persons authorized to Injure or Destroy a Tree;
• (c) the requirement to post signage prior to Injury or Destruction of a Tree that is visible from the street;
• (d) the requirement to pay security or a deposit to the City;
• (e) the requirement to plant replacement Trees, including the species, size, number, location and timing of a replacement Tree, calculated in accordance with the Progressive Aggregate Caliper Method;
• (f) where a replacement Tree is not physically possible on the lands, requiring

a replacement Tree at another suitable location as approved by the Administrator or cash-in-lieu of a replacement Tree;

• (g) measures to be implemented to mitigate the direct and indirect effects of the Injury or Destruction of a Tree on other nearby Trees, lands, water bodies, or natural areas, including the installation of Tree Preservation Zone barriers.