Missouri School Bus Fines Jump From $130 to $500 Starting August 28

Drivers in Missouri who pass a stopped school bus will pay far more starting August 28. Gov. Mike Kehoe signed SB 1421 into law last month, and the measure raises the minimum fine for a first stop-arm violation from about $130 to at least $500, adds license points to every conviction, and opens the door to felony charges if a child gets hurt.

The timing puts the new penalties in place just as Missouri students head back into classrooms and buses return to daily routes across the state.

What Changes Under SB 1421

Beginning August 28, a first stop-arm conviction carries a minimum fine of $500, up from roughly $130 under the old law. Every conviction also adds five points to the driver’s license. A second offense within five years brings a 90-day license suspension and a fine of $1,000 to $2,000. A third or subsequent offense within five years brings a 180-day suspension and a fine of $1,500 to $3,000.

The law goes further than money and points. A driver who fails to stop for a bus loading or unloading children, and whose failure to stop injures a child, now faces a class E felony. If that injury is serious, the charge rises to a class D felony. Missouri joins a growing list of states, including Kentucky and Connecticut, that have moved stop-arm enforcement from a routine traffic ticket toward criminal exposure when a child is hurt.

Why Lawmakers Acted Now

The bill traces back to reporting by KSHB 41 in Kansas City, which spent the past year documenting drivers illegally passing school buses in Platte County while children were loading and unloading. JT Thomas, transportation director for the Platte County School District, said the coverage is what pushed the issue toward Jefferson City.

“It’s something that needs to be addressed, and I was lucky in the fact that your station picked this up and started running it,” Thomas told KSHB 41. “Without that, I don’t think any of this would have happened.”

State Rep. Mike Jones filed the legislation after seeing the reporting. In a statement, Jones said the new penalties are meant to change behavior before another family loses a child. “Every child deserves to be safe when getting on or off the school bus,” Jones said. “This new law sends a clear message that reckless driving around school buses will not be tolerated. My hope is that these stronger penalties will deter dangerous behavior and help prevent needless tragedies.”

Thomas said the goal is not to punish drivers for the sake of it, but to get them to slow down and pay attention. “Now we’re not at the top, but we’re certainly not at the bottom as we were,” he said. “I think that the prosecutors, law enforcement, now have tools that can help solve this problem.”

How Common Is the Problem

Illegal passing of stopped school buses is not rare. The National Association of State Directors of Pupil Transportation Services runs an annual one-day survey of bus drivers nationwide. Its most recent completed count, gathered from 36 states and the District of Columbia, found more than 218,000 illegal passes in a single day when scaled to represent every bus driver in the country. Projected across a typical 180-day school year, that works out to an estimated 39.3 million violations nationwide.

Missouri’s own numbers point the same direction. A 2014 statewide survey found 819 vehicles illegally passed stopped school buses in Missouri on a single day. More recent district-level data backs that up. Transportation officials in the Mehlville School District have estimated their drivers see 10 to 20 illegal passes a day, and one district’s stop-arm cameras logged more than 90 violations after installation, compared with just seven reports sent to the Highway Patrol the year before cameras went in.

Bus drivers are often the only witness available. Missouri State Highway Patrol notes that officers rarely see a stop-arm violation happen in real time, which is part of why prosecutors and lawmakers pushed for stiffer penalties and camera enforcement as deterrents rather than relying on traffic stops alone.

What Drivers Need to Know

Missouri law requires drivers in both directions to stop for a school bus with its red lights flashing and stop arm extended, unless the road is divided by a physical median or barrier. Drivers should stop at least 10 feet from the bus and wait until the lights stop flashing and the arm retracts before moving again.

Common mistakes that lead to citations include creeping forward while the arm is still out, assuming a four-lane road without a median allows passing, and misjudging how quickly a bus driver will extend the arm after slowing down. Drivers approaching a bus stop should treat any yellow flashing light as a warning to prepare to stop, not a signal that passing is still an option.

Anyone cited under the new law should expect the fine, points and possible suspension to apply automatically upon conviction. Missouri courts do not have discretion to waive the $500 minimum once the law takes effect on August 28.

Parents can help by reviewing pickup and drop-off routines with kids before school starts, including waiting a step back from the curb until the bus has fully stopped and the driver signals it is safe to cross. Districts running stop-arm cameras typically post signage near bus stops warning drivers that the route is monitored, which transportation officials say cuts violations at that specific stop even before any citation is issued.

Drivers who receive a stop-arm citation and believe it was issued in error, such as being on a physically divided highway where stopping was not legally required, can contest the ticket in municipal court. Missouri’s new felony tiers apply only when a child is actually injured, so a citation alone, even at the higher $500 minimum, remains a traffic infraction rather than a criminal charge.

How Missouri Compares to Other States

Missouri is not alone in toughening stop-arm enforcement this year. Kentucky’s HB 7 took effect July 15 and makes it illegal to pass a stopped school or church bus in either direction, with fines up to $1,000. Connecticut lawmakers passed a bill this session allowing courts to suspend a driver’s license for repeatedly failing to stop for a bus. New York’s 2026 state budget lets cities and towns set up their own traffic camera violations bureaus specifically to process stop-arm camera tickets, separate from the courts that handle ordinary moving violations.

What sets Missouri’s law apart is the felony provision. Most states treat stop-arm violations purely as traffic infractions unless a fatality occurs. Missouri’s new class E and class D felony tiers apply as soon as a child suffers a physical injury, not just in fatal crashes, putting the state among the stricter jurisdictions nationally.

Camera enforcement remains uneven across Missouri. Some districts, including parts of the St. Louis and Kansas City metro areas, have installed stop-arm cameras on buses that automatically capture license plates of passing vehicles. Other rural districts still rely entirely on a bus driver’s account, which Missouri courts have historically treated as harder to prosecute without corroborating video. Districts running cameras report catching far more violations than districts relying on driver reports alone, though the equipment costs and the need for a witnessing officer in some jurisdictions have slowed statewide rollout.

What Happens Next

School districts across Missouri are expected to use the August 28 effective date as a public safety messaging opportunity heading into the fall semester, similar to campaigns already underway in Kentucky and Georgia. Some Missouri districts, including those already running stop-arm cameras, say they expect citation numbers to rise initially as enforcement catches up with the new penalties, then fall as drivers adjust.

Jones said he expects to keep pushing for additional student safety measures. “This legislation would not have become law without the dedication and advocacy of many people,” Jones said, crediting both the reporting that exposed the problem and the school district staff who documented it. “I am proud to have supported this legislation and will continue working to improve the safety of Missouri’s students and families.”

Sources:

• KSHB 41: Starting Aug. 28 drivers in Missouri will pay higher fines for passing stopped school buses
• KOMU: Missouri drivers will soon pay higher fines for passing stopped school buses
• NASDPTS: National Stop Arm Violations Survey
• Missouri Senate: SB 1421 Bill Information