TN HB1644

Prohibits vape shop retailers, distributors, wholesalers, and importers of vape products from selling nitrous oxide (laughing gas) for retail sale in Tennessee

First violation carries a civil penalty of up to $500 per product; second violation within 12 months increases to $750-$1,000 per product plus a 30-day license suspension

Third violation within 12 months results in $1,000-$1,500 per product and license revocation

Manufacturers who knowingly cause nitrous oxide to be sold at retail face a $10,000 civil penalty per product, and repeated violations constitute a deceptive trade practice

Effective July 1, 2026