When I had my Parts Store Operation still going, I was on the Board of Directors for CAWA ( Chesapeake Automotive Wholesalers Assoc. ) . We always lobbied for an Annual vehicle inspection in Maryland, as the Sales for Parts suppliers would benefit immensely from it. Never talked them into though. Even neighboring D.C. and Virginia have yearly safety inspections. I'm sure that there are a lot of unsafe vehicles on Maryland roads...