https://www.boatsmartexam.com/docks-boathouses-change-ontario-cottagers-aware/
THE POLICY CHANGE
The policy change states that authorization is now required by law to build or place a dock or single-storey boathouse in Ontario that occupies more than 15 square metres of shore lands*.
*Shore lands: lands covered or seasonally inundated by the water of a lake, river, stream or pond.