Law No. 85 of 2002, Law No. 154 of 2007, Decree No. 443 of 2008, and Executive Bylaw of Law No. 52 of 1981 all amend and/or build upon the comprehensive tobacco control legislation contained in Law No. 52 of 1981. Several other laws and decrees supplement Law No. 52 of 1981 and its amending and subsequent legislation. These laws include: Law No. 137 of 1981, a labor law which established the penalties for smoking while at work or at places of work; and Law No. 4 of 1994, an environmental law addressing smoke-free policies.