|network = US:TN|
|Tennessee primary and secondary state routes in the U.S. state of Tennessee.|
|Used on these elements|
|Status: De facto|
|Tools for this tag|
Note that a given Tennessee state route may have two completely different shields – primary and secondary – along different segments of the route. It may be possible to distinguish between the two based on highway=motorway/trunk/primary versus highway=secondary/tertiary on constituent ways.