STATE OF TEXAS SECURITY EXAM TEST PAPER 2025/2026
QUESTIONS WITH ANSWERS RATED A+
✔✔What model year vehicle are two stop lights required on? - ✔✔1960 and newer
✔✔What model year vehicle are one stop lights required on? - ✔✔1959 and older
✔✔True or False: The stop lights on the vehicle must be red or amber in color. -
✔✔True
✔✔What is the height requirement for stop lights? - ✔✔Not more than 72" or less than
15"
✔✔What model year vehicles require a center high-mounted stop light? - ✔✔1986 and
newer (passenger vehicles) and 1994 and newer (multipurpose vehicles, trucks, and
buses)
✔✔True or False: All vehicles must have at least 1 rear reflector that is red in color and
placed at a height of between 15 inches and 60 inches. - ✔✔False
✔✔License Plate lamp color - ✔✔White
✔✔What clearance lights are necessary on vehicles 80" or more in overall width? - ✔✔2
amber lights in front, and 2 red lights in rear
✔✔What model year vehicles (and newer) is the catalytic converter considered part of
the exhaust system? - ✔✔1984
✔✔True or False: The exhaust system can be patched as long as no fumes are leaking
from the system. - ✔✔False
✔✔What vehicles are exempt from the gas cap test? - ✔✔Motorcycles
✔✔True or False: You must issue a rejection of the inspection if the wheel studs, bolts,
nuts, or lugs are loose, missing, or damaged. - ✔✔True
✔✔Which windows on the vehicle should have the tint inspected? - ✔✔The front
windshield and the windows to the right and left of the driver
✔✔Which percentage of light transmission would fail a tint inspection? - ✔✔20 percent
✔✔What model year did the emission system begin to be installed by manufacturers? -
✔✔1968
QUESTIONS WITH ANSWERS RATED A+
✔✔What model year vehicle are two stop lights required on? - ✔✔1960 and newer
✔✔What model year vehicle are one stop lights required on? - ✔✔1959 and older
✔✔True or False: The stop lights on the vehicle must be red or amber in color. -
✔✔True
✔✔What is the height requirement for stop lights? - ✔✔Not more than 72" or less than
15"
✔✔What model year vehicles require a center high-mounted stop light? - ✔✔1986 and
newer (passenger vehicles) and 1994 and newer (multipurpose vehicles, trucks, and
buses)
✔✔True or False: All vehicles must have at least 1 rear reflector that is red in color and
placed at a height of between 15 inches and 60 inches. - ✔✔False
✔✔License Plate lamp color - ✔✔White
✔✔What clearance lights are necessary on vehicles 80" or more in overall width? - ✔✔2
amber lights in front, and 2 red lights in rear
✔✔What model year vehicles (and newer) is the catalytic converter considered part of
the exhaust system? - ✔✔1984
✔✔True or False: The exhaust system can be patched as long as no fumes are leaking
from the system. - ✔✔False
✔✔What vehicles are exempt from the gas cap test? - ✔✔Motorcycles
✔✔True or False: You must issue a rejection of the inspection if the wheel studs, bolts,
nuts, or lugs are loose, missing, or damaged. - ✔✔True
✔✔Which windows on the vehicle should have the tint inspected? - ✔✔The front
windshield and the windows to the right and left of the driver
✔✔Which percentage of light transmission would fail a tint inspection? - ✔✔20 percent
✔✔What model year did the emission system begin to be installed by manufacturers? -
✔✔1968
