the NHTSA‘s Motorcycle Law Enforcement Demonstration Program provides states with federal funding for traffic checkpoints that stop only motorcyclists. The checkpoints allow law enforcement to inspect motorcycles and determine if they meet state standards ranging such as noise levels, tire conditions and handlebar lengths.
Very focused on discriminating against bikers. Yes, their bikes are too damn loud. Agreed. But so is my 69 R/T. I know it, so do they, yet we still thumbs up each other on the freeway over how damn loud each other are. Yup, I haven't grown up yet.
Good news, a couple senators and house of reps congressmen have gotten bills in place to see if this NHTSA nonsense can be made illegal
http://blog.motorcycle.com/2014/03/07/industry-news/new-bipartisan-senate-bill-ban-funding-motorcycle-checkpoints/