In PA-
By county, but for West Chester (Chester And Delaware counties)
Emissions unless it is 30 years old, or is driven under 5000 miles after first year here. Visual on Smog controls (A.I.R., EGR...)
Safety- All lights must work, 2 brakes are checked(inspectors random choice), and NO BODY HOLES, Horn, tire wear and tread, ball joints....