The methods and scoring structures for rating smoke-free air have been published in the March 2002 issue of Tobacco Control.

Smoke-Free Air Article: Chriqui JF, Frosh M, Brownson RC, et al. Application of a rating system to state clean indoor air laws (USA). Tobacco Control 2002;11:26-34. (View Abstract )

These documents are provided in MS Excel 97. The Excel version may be downloaded for research purposes. To download these files, right click on the link and click "Save As" or "Save Link As."

• Smoke-Free Air Codebook
• Smoke-Free Air Individual Scores by Year
• Smoke-Free Air Codebook and Individual Scores