Originally Posted by
Troul
Some require a light on the bike to participate in, haven't known of that to be a common requirement, but times are changing...
A light is required on a large gravel race here in the southeast, the Pisgah Monstercross.
They ride on the Blue Ridge Parkway and go through at least one tunnel. Lights are required in the tunnel by federal law so no light = no ride.
-Tim-