Does 2012 vehicle need to have emissions test?

Answer 1

In the state of Arizona, yes. Most states will require newer vehicles to pass emission testing if you live/work in a metropolitan area. If you live out in the sticks but your full time work is in a metropolitan city then you still must pass emissions testing.

Answer 2

In the State of Connecticut, yes. 4 years or older up to 25 years old emission testing is required.