Indiana School Bus Stop Law: Divided Highways Explained

You’re driving on a divided highway in Indiana when a school bus stops ahead with its red lights flashing. Do you stop or keep going? The Indiana school bus stop law for divided highways with unpaved medians is what trips up most drivers.

This rule isn’t just about courtesy, it’s a legal requirement with steep fines if you get it wrong.

Per Indiana Code 9-21-12-2, the answer depends on which side of the median you’re on and whether it’s paved or unpaved. As of 2026, the law remains unchanged, but confusion still leads to violations.

Red flashing lights mean stop. Violations can result in fines up to $10,000.

Why This Rule Exists (And Why It’s Confusing)

School buses are designed to keep kids safe, but that only works if drivers follow the rules. The law exists to protect children boarding or exiting the bus, especially in areas where they might cross the road.

The confusion comes from the median type. A divided highway with a paved median has different rules than one with an unpaved median. Many drivers assume all divided highways work the same way, but Indiana’s law treats unpaved medians differently.

How Divided Highways with Unpaved Medians Work

A divided highway splits traffic into two directions with a physical barrier or median. When that median is unpaved, grass, gravel, or dirt, it’s not considered a solid separation like a concrete wall.

In Indiana, an unpaved median means the two directions of traffic are still technically connected. This is why the school bus stop law applies differently here than on a highway with a paved or solid median.

The Exact Rule: When You Must Stop vs. When You Can Proceed

Here’s the breakdown for Indiana’s law on divided highways with unpaved medians:

• Same direction as the bus: You must stop when the bus displays flashing red lights and extends its stop arm.
• Opposite direction of the bus: You may proceed with caution if the median is unpaved.

The key is the median’s material. If it’s unpaved, opposite-direction traffic doesn’t have to stop. If it’s paved or a solid barrier, the rules change.

For official guidance, refer to the Indiana General Assembly for the full text of IC 9-21-12-2.

Step-by-Step: What to Do When You See a School Bus

1. Spot the bus: Look for a school bus ahead with its yellow or red lights flashing.
2. Check the lights: , Yellow flashing lights mean the bus is preparing to stop. Slow down and prepare to stop.

, Red flashing lights and an extended stop arm mean the bus is actively loading or unloading children. Stop completely.

3. Determine your direction: , If you’re traveling in the same direction as the bus, stop at least 15 feet away.

, If you’re traveling in the opposite direction and the median is unpaved, you may proceed slowly.

4. Watch for children: Even if you’re allowed to proceed, always scan for children crossing.
5. Resume driving: Only move forward once the bus’s red lights are off, the stop arm is retracted, and the bus begins moving.

Opposite-Direction Traffic: The Unpaved Median Exception

This is where most drivers get it wrong. On a divided highway with an unpaved median, you’re not required to stop if you’re traveling in the opposite direction of the bus.

The unpaved median doesn’t count as a full barrier, so the law treats it like a two-way road. You can proceed, but you must do so carefully and watch for children.

Common Mistakes That Get Drivers Ticketed

Assuming all divided highways have the same rules is the top error. Many drivers stop when they don’t need to or fail to stop when they should.

Another mistake is ignoring the stop arm. Even if you think the median type allows you to pass, the stop arm and red lights are the final word.

Speeding past a stopped bus is illegal and dangerous. Indiana takes this seriously, with fines starting at $500 for first offenses.

Penalties for Breaking the Law in Indiana

Violating the school bus stop law isn’t just a minor infraction. The penalties escalate quickly:

• First offense: Up to $500 fine
• Subsequent offenses: Fines up to $1,000
• Passing a stopped bus with the stop arm extended: Up to $10,000 fine and possible license suspension

These penalties reflect how seriously Indiana treats school bus safety.

Real-Life Scenarios (With Clear Answers)

You’re behind a school bus on a divided highway with a grass median

Stop completely. You’re traveling in the same direction, so the rule applies regardless of the median type.

You’re approaching a school bus from the opposite direction on a divided highway with a gravel median

Proceed with caution. The unpaved median means you’re not required to stop, but stay alert for children.

You see a school bus with yellow flashing lights on any road

Slow down and prepare to stop. Yellow lights mean the bus is about to stop.

You’re on a divided highway with a concrete median

Stop if you’re behind the bus. Opposite-direction traffic may proceed, as the concrete median acts as a full barrier.

Frequently Asked Questions