Safety Inspection Requirement
State | Safety Inspection Requirementโ | Additional Safety Inspection Details | |
|---|---|---|---|
| Alabama | None | ||
| Alaska | None | ||
| Arizona | None | Phoenix and Tucson metro areas require biennial emissions inspections. | |
| Arkansas | None | ||
| Colorado | None | No state requirements, but emissions testing is required in 9 counties. | |
| Florida | None | ||
| Georgia | None | Testing is only required in the 13 metropolitan Atlanta counties. | |
| Idaho | None | Emissions testing requirements were repealed in July 2023. | |
| Indiana | None | No state requirements - however, vehicles registered in Lake County or Porter County require biennial emissions testing. | |
| Iowa | None | ||
| Kansas | None | ||
| Kentucky | None | ||
| Michigan | None | ||
| Minnesota | None | ||
| Mississippi | None | ||
| Montana | None | ||
| Nebraska | None | ||
| Nevada | None | Annual emissions inspection required only in Clark and Washoe counties. | |
| New Hampshire | None | As of February 2026, vehicle inspection requirements are suspended. | |
| New Mexico | None | Biennial emissions tests are required only in Bernalillo County | |
| North Dakota | None | ||
| Ohio | None | ||
| Oklahoma | None | ||
| Oregon | None | Emissions testing is required only in the metropolitan areas of Portland and Medford. | |
| South Carolina | None | ||
| South Dakota | None | ||
| Tennessee | None | ||
| Utah | None | ||
| Washington | None | ||
| Wisconsin | None | ||
| Wyoming | None | ||
| Maryland | Single/Once | Required when registering vehicles from another state or when a used vehicle is purchased. | |
| Connecticut | Annual / None | Required only for certain commercial vehicles, trucks, grey market, salvage, and several types of trailers. | |
| California | Periodic | Smog Inspections required when registering or renewing vehicle registration for a vehicle more than 8 years old. | |
| Delaware | Biennial | New cars are exempt from inspection for the first seven years provided the car remains with the same owner. | |
| District of Columbia | Biennial | For publicly owned vehicles only, the requirement for safety inspection for privately owned cars ended October 1, 2009. | |
| Illinois | Biennial | Once a vehicle is four years old. | |
| Missouri | Biennial | Effective August 28, 2019, motor vehicles for the first ten years following the model year of manufacture and having less than 150,000 miles on the odometer are exempt from the safety inspection requirement. In early 2026, false misinformation circulated about the requirements changing, and was refuted by the Missouri Department of Revenue. | |
| New Jersey | Biennial | New vehicles only require an inspection every five years. | |
| Rhode Island | Biennial | Newly registered vehicles are exempt from the inspection requirement for two years from the date of purchase. Vehicles registered as antiques are subject to safety inspection, but are exempt from emissions testing. Vehicles that have passed inspection are given a sticker, which is placed on lower-right corner of windshield. | |
| Hawaii | Annual | With the following exceptions: Brand new vehicles receive an inspection valid for two years. Emergency vehicles, school vehicles, rental cars, and vehicles used in public transportation must be inspected every six months. Sticker placed on rear bumper to right on license plate. | |
| Louisiana | Annual | As of September 2012, people in most jurisdictions have the option of getting a sticker good for two years, rather than one, by paying double the usual fee. In most of south Louisiana, inspection stickers are commonly referred to as "Brake Tags"; they are placed on the inside of the windshield, in the lower left corner of the windshield (on the driver's side). Colors change every year. | |
| Maine | Annual | Vehicles that have passed inspection are given a sticker, the color of which changes annually. School buses are inspected every six months. Vehicles registered as Antique Autos are exempt. Sticker placed in top center of windshield behind rear view mirror or lower left-hand corner of windshield. | |
| Massachusetts | Annual | Vehicles that have passed inspection are given a sticker, which is placed in the lower right corner of the windshield. | |
| New York | Annual | Vehicles that have passed inspection are given a sticker, the color of which changes annually. Newly registered vehicles with a current inspection sticker from another state are exempt until the out-of-state sticker expires or for one year after registration in New York, whichever is sooner. Vehicles registered as farm vehicles are exempt. Stickers are placed on the lower left corner of windshield. | |
| North Carolina | Annual | Until the vehicle is 30 years of age, at which point inspections are no longer required. | |
| Pennsylvania | Annual | For most vehicles; every six months for school vehicles (including school buses and school vans), motor coaches, mass transit buses, etc. Stickers are placed on the lower driver's side corner of the windshield. Vehicles bearing antique vehicle license plates are exempt from inspection, but vehicles bearing classic or collectible license plates are subject to inspection. Trailers in excess of 3,000 pounds (1,400 kg) GVW are also inspected annually as are motorcycles. | |
| Texas | Annual | Emissions inspection is required for gasoline powered vehicles older than 2 years. As of 2025, safety inspection requirements in Texas were repealed. | |
| Vermont | Annual | Inspections are due at the end of even-numbered months only. Inspections performed in an odd-numbered month will receive a sticker for the next even-numbered month (e.g., a car inspected in November 2011 will receive a sticker good until December 31, 2012). Inspection stickers are placed on the lower left of windshield | |
| Virginia | Annual | Newly registered vehicles with a valid inspection from another state are not exempt from inspection until the out-of-state inspection expires. As soon as a vehicle is registered in Virginia, that vehicle must have a Virginia safety inspection. Primarily yellow; background color of year digits changes annually. Placed in the lower left part of the windshield (lower center windshield before January 1, 2018). Beginning January 2019 the color of Virginia's inspection stickers changed from yellow to blue. | |
| West Virginia | Bi-annual | As of January 2024, vehicles require biennial inspection. Vehicles that have passed are given a sticker, the color of which biennially. The sticker is placed in lower left corner of windshield. |