This guide is for general information only and is not legal advice. Laws change — verify current rules with your state DOT or a licensed attorney before relying on this for any legal matter. Read full disclaimer.
The rule
Bicycles are prohibited on Interstate highways in Tennessee. Bicycles are prohibited on Interstate highways in Tennessee under TDOT policy governing controlled-access facilities. I-24, I-40, I-65, I-75 and I-81 are signed closed to bicycle traffic at on-ramps; cyclists must route on parallel US and state routes.
What this means in practice
Stick to surface streets, US routes, state highways, and dedicated paths. If your route in Tennessee appears to use an Interstate, plan a detour before you start.