21. Every person who contravenes any provision of this Act or the regulations is guilty of an offence and liable to a fine of $500 to $1,500 in the case of a natural person and $2,500 to $5,000 in the case of a legal person.
For a second offence, the fines are doubled; for a third or subsequent offence, the fines are tripled.
1970, c. 13, s. 21; 1986, c. 58, s. 36; 1990, c. 4, s. 420; 1991, c. 33, s. 39; 1997, c. 69, s. 4.