,VIRGINIA VEHICLE EMISSIONS INSPECTOR PRACTICE
EXAM
200 Questions with Verified Answers & Detailed Rationales
2026 Edition | Instant Download PDF
SECTION I: VIRGINIA EMISSIONS PROGRAM &
REGULATORY FRAMEWORK (Questions 1–30)
Question 1
What is the primary environmental objective of Virginia's vehicle emissions inspection
program?
A. To improve overall vehicle fuel economy
B. To reduce air pollution and ensure vehicles meet environmental standards
C. To generate revenue for the state government
D. To identify vehicles that need mechanical repairs
Correct Answer: B
Rationale: The primary purpose of emissions testing is to reduce air pollution and
ensure vehicles meet environmental standards. The program is designed to protect
public health by limiting harmful emissions from motor vehicles.
,Question 2
Which agency regulates emissions inspections in Virginia?
A. Virginia State Police (VSP)
B. Virginia Department of Motor Vehicles (DMV)
C. Virginia Department of Environmental Quality (DEQ)
D. Virginia Department of Transportation (VDOT)
Correct Answer: C
Rationale: The Virginia Department of Environmental Quality (DEQ) regulates emissions
inspections under the Air Check Virginia program. The DEQ administers the vehicle
Inspection and Maintenance (I/M) Program.
Question 3
How often are emissions inspections required for eligible vehicles in Virginia?
A. Annually
B. Biennially (every two years)
C. Quarterly
D. Only at the time of sale
Correct Answer: B
Rationale: Virginia law requires biennial inspections of motor vehicles at official
emissions inspection stations. Safety inspections are required annually, but emissions
tests are every two years.
Question 4
Under what authority is the Virginia emissions inspection program established?
A. Code of Virginia Title 46.2, Chapter 10
B. Virginia Administrative Code Title 9
C. Federal Clean Air Act
D. All of the above
Correct Answer: D
Rationale: The program is established under the Code of Virginia Title 46.2, Chapter 10,
implemented through Virginia Administrative Code regulations, and consistent with
requirements of the federal Clean Air Act.
, Question 5
Which of the following is NOT a component of the Virginia emissions inspection
program?
A. OBD system testing
B. Two-speed idle testing
C. Vehicle safety inspection
D. ASM (Acceleration Simulation Mode) testing
Correct Answer: C
Rationale: Safety inspections are a separate program administered by the Virginia State
Police. Emissions inspections include OBD testing, two-speed idle testing, and ASM
testing depending on the vehicle.
Question 6
The Virginia emissions inspection program is also known as:
A. Air Check Virginia
B. Clean Air Virginia
C. Virginia Smog Check
D. Virginia Clean Air Program
Correct Answer: A
Rationale: The program is officially called Air Check Virginia. This is the DEQ's vehicle
Inspection and Maintenance (I/M) Program.
Question 7
What federal regulation provides the framework for Virginia's enhanced emissions
inspection program?
A. 40 CFR Part 51, Subpart S
B. 40 CFR Part 50
C. 42 USC Section 7401
D. 49 CFR Part 571
EXAM
200 Questions with Verified Answers & Detailed Rationales
2026 Edition | Instant Download PDF
SECTION I: VIRGINIA EMISSIONS PROGRAM &
REGULATORY FRAMEWORK (Questions 1–30)
Question 1
What is the primary environmental objective of Virginia's vehicle emissions inspection
program?
A. To improve overall vehicle fuel economy
B. To reduce air pollution and ensure vehicles meet environmental standards
C. To generate revenue for the state government
D. To identify vehicles that need mechanical repairs
Correct Answer: B
Rationale: The primary purpose of emissions testing is to reduce air pollution and
ensure vehicles meet environmental standards. The program is designed to protect
public health by limiting harmful emissions from motor vehicles.
,Question 2
Which agency regulates emissions inspections in Virginia?
A. Virginia State Police (VSP)
B. Virginia Department of Motor Vehicles (DMV)
C. Virginia Department of Environmental Quality (DEQ)
D. Virginia Department of Transportation (VDOT)
Correct Answer: C
Rationale: The Virginia Department of Environmental Quality (DEQ) regulates emissions
inspections under the Air Check Virginia program. The DEQ administers the vehicle
Inspection and Maintenance (I/M) Program.
Question 3
How often are emissions inspections required for eligible vehicles in Virginia?
A. Annually
B. Biennially (every two years)
C. Quarterly
D. Only at the time of sale
Correct Answer: B
Rationale: Virginia law requires biennial inspections of motor vehicles at official
emissions inspection stations. Safety inspections are required annually, but emissions
tests are every two years.
Question 4
Under what authority is the Virginia emissions inspection program established?
A. Code of Virginia Title 46.2, Chapter 10
B. Virginia Administrative Code Title 9
C. Federal Clean Air Act
D. All of the above
Correct Answer: D
Rationale: The program is established under the Code of Virginia Title 46.2, Chapter 10,
implemented through Virginia Administrative Code regulations, and consistent with
requirements of the federal Clean Air Act.
, Question 5
Which of the following is NOT a component of the Virginia emissions inspection
program?
A. OBD system testing
B. Two-speed idle testing
C. Vehicle safety inspection
D. ASM (Acceleration Simulation Mode) testing
Correct Answer: C
Rationale: Safety inspections are a separate program administered by the Virginia State
Police. Emissions inspections include OBD testing, two-speed idle testing, and ASM
testing depending on the vehicle.
Question 6
The Virginia emissions inspection program is also known as:
A. Air Check Virginia
B. Clean Air Virginia
C. Virginia Smog Check
D. Virginia Clean Air Program
Correct Answer: A
Rationale: The program is officially called Air Check Virginia. This is the DEQ's vehicle
Inspection and Maintenance (I/M) Program.
Question 7
What federal regulation provides the framework for Virginia's enhanced emissions
inspection program?
A. 40 CFR Part 51, Subpart S
B. 40 CFR Part 50
C. 42 USC Section 7401
D. 49 CFR Part 571
