Display of tobacco products is permitted at the federal level. However, all provinces have prohibited it with Newfoundland and Labrador being the most recent. Saskatchewan was the first of the Canadian provinces to implement a display ban in 2005.
Display ban
Tobacco ban attacked by expert: Similar move in Canada led to shops closing and jobs being lost, says store boss
The Press and Journal, 19 March 2009
Ministers claimed youth smoking fell after the display of tobacco products was banned in Canada. The CCSA says the evidence does not back the assertion and that the ban put numerous small shops out of business.
http://www.pressandjournal.co.uk/Article.aspx/1130204?UserKey=
Alarming rate of contraband tobacco use by teens: CMAJ
Canwest News Service, 8 Sept. 2009
Despite substantial controls on tobacco, youths continue to smoke, whether it’s contraband or regular cigarettes. Nearly one in five packs of cigarettes lit up by Canadian teen smokers are contraband products says a new report from the CMAJ.
http://www.canada.com/health/Alarming+rate+contraband+tobacco+teens+CMAJ/1971636/story.html
Contraband Cigarettes Undermining Tobacco-Control Efforts in Canada
AHN, 8 Sept. 2009
Making cigarettes more expensive, and other tobacco control measures, are causing more children in Canada to turn to contraband smokes, according to a CMAJ study.
http://www.allheadlinenews.com/articles/7016331920?Contraband%20Cigarettes%20Undermining%20Tobacco-Control%20Efforts%20In%20Canada