Map Options

Map Type:
Download SVG:
map placeholder
No
23
Some locations
18
Yes
10

States Without Emissions Testing 2024

States Without Emissions Testing 2024

States Without Emissions Testing 2024

  • Two main types of state-required vehicle inspection exist: emissions tests and safety inspections. Some states require both types of test, some require one or the other, and some require neither.

51 states

State
Emissions Test Required
Additional Testing Requirement Details
ConnecticutYes
Biennial emissions inspections are required
DelawareYes
Biennial emissions and safety inspections required
District of ColumbiaYes
Biennial emissions inspection required
MassachusettsYes
Annual safety and emissions inspections required
New HampshireYes
Annual emissions inspections required for models less than 20 years old. Annual safety inspections a...
New JerseyYes
Vehicles are exempt from inspections for the first five years, then biennial emissions testing is re...
New YorkYes
Annual NYVIP3 OBD II emissions inspections for applicable non-diesel and non-electric vehicles under...
Rhode IslandYes
Biennial safety and emissions inspections required
VermontYes
Annual safety and emissions testing required
WisconsinYes
Biennial emissions inspections are required for select counties
ArizonaSome locations
Biennial emissions inspections for Phoenix and Tucson metro areas
CaliforniaSome locations
Biennial emissions inspections for out-of-state cars or in-state vehicles seven years or older (in 4...
ColoradoSome locations
Biennial emissions inspections in 9 out of 64 counties (with some exceptions for vehicles 7 model ye...
GeorgiaSome locations
Annual emissions inspections for the Atlanta metro area
IllinoisSome locations
Biennial emmision inspections required for cars older than 4 years in the Chicago metropolitan area....
LouisianaSome locations
Annual emissions inspections required for the Baton Rouge metro area. Annual brake inspections are r...
MaineSome locations
Annual emissions inspections for vehicles registered in Cumberland County. Annual safety inspections...
MarylandSome locations
Biennial emissions inspections are required for 13 of 23 counties
MissouriSome locations
Biennial emissions inspections required for the St. Louis metro area. Biennial safety inspections ar...
NevadaSome locations
Annual emissions inspections are required for urban areas of Clark and Washoe County (with some vehi...
New MexicoSome locations
Biennial emissions testing required for Bernalillo County.
North CarolinaSome locations
Annual safety inspections are required, with annual emissions inspections for 22 out of 100 counties...
OhioSome locations
Odd/even emissions testing required for Cleveland metro area.
OregonSome locations
Periodic emissions inspections are required for Portland and Medford metro areas.
PennsylvaniaSome locations
Annual emissions inspections in 25 of 67 counties. Annual safety inspections are required statewide.
TexasSome locations
Annual emissions testing required in large urban areas, with annual safety tests required statewide.
UtahSome locations
Periodic emissions testing is required only in the four most populated counties
VirginiaSome locations
Biennial emissions testing for urban and suburban areas of northern Virginia. Annual safety inspecti...
AlabamaNo
None
AlaskaNo
None
ArkansasNo
None
FloridaNo
None
HawaiiNo
Annual safety inspections required (every six months for emergency vehicles, school buses rental car...
IdahoNo
No longer required as of July 01, 2023
IndianaNo
Biennial emissions inspections are required for Lake and Porter counties
IowaNo
None
KansasNo
None
KentuckyNo
None
MichiganNo
None
MinnesotaNo
None
MississippiNo
None
MontanaNo
None
NebraskaNo
None
North DakotaNo
None
OklahomaNo
None
South CarolinaNo
None
South DakotaNo
None
TennesseeNo
None
WashingtonNo
None
West VirginiaNo
Annual safety inspections required
WyomingNo
None

Sources