18.Every person who contravenes section 11 commits an offence and is liable, in the case of a natural person, to a fine of $1,000 to $50,000 or, in other cases, to a fine of $2,000 to $100,000.
18.Every owner of a heavy vehicle who allows a pollution control device or system to be removed or modified contrary to section 7 is liable to a fine of
(1) $750 to $1,500, in the case of a natural person; and
(2) $1,500 to $3,000, in the case of a legal person.
Every person who removes or modifies a pollution control device or system contrary to section 7 is liable to the fine under the first paragraph.