yes Grigg, every updating of the regulations includes a "grandfathering" that allows what met the rules at the time a vehicle was produced, like the green color of front markers Jay mentioned to start
"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir "When we tug a single thing on an old truck, we find it falls off" ~ me Some TF series details & TF heater pics