This is from the Tennessee Dept of human services website about child care requirements. Look on page 3, almost to the bottom on the left.
http://tennessee.gov/humanserv/adfam...ary%202006.pdf
"Smoking is not permitted in the presence of children."
Here is the webpage that tells you the child care complaint hotline number
http://www.tennessee.gov/humanserv/adfam/ccrr.htm
Things like this get under my skin. They are PAID a pretty penny to ensure your most precious child's health and safety. It is their job and responsibility.