Been there...done that! I got caught right in front of NASWA (where I was staying) . Hey how was I to know Nobody bothers us in NJ. "The Green chart" I was using had a bunch of laws listed down the left side...but nothing about mufflers . Oh well , I didn,t go back for a couple years so the local economy lost well over the $42 ticket. Tried a number of other locations...but none were quite as nice