PolicyBrief
H.R. 9852
119th CongressJul 22nd 2026
Slow Down Act
IN COMMITTEE

The Slow Down Act mandates that states require repeat or severe speeding offenders to install intelligent speed assistance technology that automatically prevents vehicles from exceeding posted speed limits.

Valerie Foushee
D

Valerie Foushee

Representative

NC-4

LEGISLATION

Slow Down Act Mandates Speed-Limiting Tech for Repeat Offenders in Highway Safety Overhaul

The Slow Down Act aims to curb dangerous driving by requiring states to implement 'Stop Super Speeders' programs. Under this bill, states must mandate that drivers with a history of repeated or severe speeding violations install active intelligent speed assistance (ISA) technology in their vehicles. Unlike a simple GPS alert, this technology is designed to automatically prevent a motor vehicle from exceeding the posted speed limit. To ensure compliance, the legislation requires states to establish specific penalties for individuals who fail to install or attempt to bypass the speed-limiting hardware.

Putting the Brakes on 'Super Speeders'

This bill targets a specific group: drivers who have already racked up a record of heavy-footed driving. If you’re a commuter who occasionally drifts five miles over the limit, you likely won't be affected. However, for someone with a history of 'severe' violations—think a delivery driver consistently clocked at 20 mph over the limit—the consequences are significant. Under Section 2, these drivers would lose manual control over their top speed. The bill essentially turns the car’s computer into a digital governor that enforces the law in real-time, regardless of how hard the driver presses the pedal.

Tech Mandates and the Cost of Compliance

While the goal is to make highways safer for everyone from long-haul truckers to families on road trips, the bill leaves some big questions about the 'how' and the 'how much.' The legislation doesn't specify who pays for the ISA technology or its installation, which could create a significant financial hurdle for a trade worker or a gig economy driver who needs their vehicle to earn a living. Furthermore, because the bill doesn't strictly define what counts as a 'repeated' or 'severe' violation, the criteria could vary wildly from state to state. One state might trigger the mandate after two tickets, while another might wait for three, creating a patchwork of rules for drivers who cross state lines.

The Digital Passenger

Beyond the mechanics of driving, this move represents a major shift in how the government regulates personal property. By requiring technology that 'automatically prevents' a vehicle from speeding, the bill moves from punishing a crime after it happens to using technology to make the crime physically impossible. For those who value total autonomy over their machinery, this is a massive change. There is also the practical concern of tech reliability—if the ISA system misreads a speed limit sign on a busy merge or a rural highway, the driver could find themselves suddenly unable to keep up with the flow of traffic, highlighting the fine line between a safety feature and a potential road hazard.