Regulatory signs in Illinois
The Illinois Rules of the Road shows or names everything on this page: 29 in all, on pages 36, 64–69, 71, 74.
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Regulatory signs
$250 FINE
The manual does not state it
Manual page 36
Blank White Vertical Rectangle
Squares and/or rectangles can be used either as regulatory or guide signs.
Manual page 64
STOP
An eight-sided (octagon) sign tells you to always make a full stop at the stop line. If there is no stop line, stop before entering the crosswalk. If there is no crosswalk, stop before entering the intersection. Yield the right of way to pedestrians and approaching traffic. [p63: This eight-sided red sign means STOP. ... If the STOP sign is handheld, stop until an authorized person, such as a school guard or construction zone flagger, signals that it is safe to proceed.]
Manual page 65
STOP with ALL WAY Plaque
This sign means there are STOP signs at each approach to an intersection. Traffic from all directions must stop. The first driver to stop is the first driver to go. Other drivers must wait for their turn. You may also see 3-WAY, 5-WAY, or ALL-WAY signs underneath the stop sign.
Manual page 65
YIELD
The three-sided (triangle) sign tells you to give the right of way to all vehicles and pedestrians before proceeding. Slow down to a safe speed and stop if necessary. When stopping, do so at a marked crosswalk or before entering the intersection. You also may see YIELD signs on expressway ramps. [p63: This three-sided sign means YIELD the right of way. You must let all traffic and pedestrians go before proceeding. YIELD signs are red and white.]
Manual page 65
DO NOT ENTER
This sign is posted on one-way streets and other roadways where you are not allowed to enter. You may see this sign if attempting to enter an expressway ramp in the wrong direction.
Manual page 65
SPEED LIMIT
Some signs show maximum and minimum speed limits for all types of vehicles on freeways and controlled-access highways. Driving slower than the minimum speed limit is illegal unless necessary for safety.
Manual page 66
WRONG WAY
This sign tells you that your vehicle is traveling in the wrong direction. You will see this sign on expressway ramps a short distance past the DO NOT ENTER sign. You will also see this sign if turning the wrong way into a one-way street, alley or driveway.
Manual page 66
NO BICYCLES
Signs with a red circle and a red slash from the upper left to the lower right mean a particular action is not allowed. The picture within the circle shows what is not allowed.
Manual page 66
NO U-TURN
These signs are posted on divided highways or expressways. You may see one where there is an opening in the divided highway that leads to the other side. These openings are only for authorized vehicles, such as police cars, ambulances, snow plows, construction/maintenance equipment, and other emergency vehicles. Other types of vehicles may not use this opening.
Manual page 66
NO RIGHT TURN
These signs indicate that turns are not allowed in the direction shown by the arrow.
Manual page 66
NO LEFT TURN
These signs indicate that turns are not allowed in the direction shown by the arrow.
Manual page 66
ONE WAY
These signs are used on one-way streets or driveways. You must always go only in the direction of the arrow.
Manual page 67
ONE WAY
These signs are used on one-way streets or driveways. You must always go only in the direction of the arrow.
Manual page 67
NO TURN ON RED
This sign is used at some intersections. It tells you that a right turn on a red light or a left turn on a red light at intersecting one-way streets is prohibited. It may also show a red circle instead of the word red.
Manual page 67
DIVIDED HIGHWAY
This sign is used on approaches to a divided highway. It informs you that a median separates both directions of traffic on the road you are going to turn onto or cross.
Manual page 67
KEEP RIGHT
This sign tells you where to drive when approaching traffic islands, medians, or other obstructions in the middle of the roadway. You must drive to the side indicated by the arrow.
Manual page 67
SLOWER TRAFFIC KEEP RIGHT
This sign is posted for those driving slower than the normal speed of traffic on some multilane highways. It tells the slow driver to drive in the right lane.
Manual page 67
STOP HERE ON RED
This sign is used when it is not clear where vehicles must stop at an intersection with traffic signals.
Manual page 68
DO NOT PASS
This sign informs you that you may not pass other vehicles. It is posted on some two-lane roads where traffic goes in both directions. There will also be yellow “no passing” lines on the road.
Manual page 68
PASS WITH CARE
This sign informs you that you have reached the end of the no-passing zone. You may pass now only when it is safe.
Manual page 68
ROAD CLOSED
This sign is used when the road is closed to all traffic. You may not continue on the road.
Manual page 68
BIKE LANE
A bicycle lane is a designated traffic lane for bicyclists. These lanes are marked by a solid white line that becomes a dotted line ending before it reaches the corner. Bicycle lanes are sometimes painted a bright green color to increase visibility.
Manual page 68
SCHOOL SPEED LIMIT 20
These two signs are used in areas where a reduced-speed school zone has been established. The posted speed applies only on school days when children are present (usual school hours are from 6:30 a.m. to 4 p.m., but hours may vary), where a potential hazard exists because of the children’s close proximity to traffic, or when a light is flashing.
Manual page 69
SCHOOL SPEED LIMIT 20 WHEN FLASHING
These two signs are used in areas where a reduced-speed school zone has been established. The posted speed applies only on school days when children are present ... or when a light is flashing.
Manual page 69
NO PASSING ZONE
This sign is used on two-lane, two-way roads. It warns you not to pass. The sign is posted on the left side of the road at the beginning of a no passing zone. [p64: This three-sided sign is yellow with black letters and indicates a NO PASSING ZONE.]
Manual page 71
RESERVED PARKING
Parking spaces with this sign are reserved for vehicles displaying Persons with Disabilities license plates, parking placards and Veteran license plates.
Manual page 74
Lane-use control signals
Two-Way Left Turn Lanes (ONLY)
Either of these two signs can be used to indicate that a two-way left turn lane is in the center of a highway. Along with a sign, the two-way left turn lane is marked with yellow lines and white arrows.
Manual page 67
CENTER LANE ONLY
Either of these two signs can be used to indicate that a two-way left turn lane is in the center of a highway. Along with a sign, the two-way left turn lane is marked with yellow lines and white arrows.
Manual page 67