5. No owner or lessee of any land to which these Regulations apply shall permit any part of that land to be used or developed in a manner that causes interference with any signals or communications to and from any aircraft or to and from any facilities used to provide services relating to aeronautics.

6. Where an object of natural growth that is on any land to which these Regulations apply grows to a height that exceeds in elevation at the location of the object any of the surfaces referred to in section 4, the Minister may require that the owner or lessee of the land remove the excessive growth.