Referred to the Subcommittee on Highways and Transit.
Congressional Research Service
Official summary
Version 00 · Introduced in House · Mar 5, 2019
Stop Underrides Act
This bill requires the Department of Transportation (DOT) to issue a final rule to require the installation of rear, side, and front underride guards that meet performance standards on (1) any trailer or semi-trailer with a gross vehicle weight rating of 10,000 pounds or more that is manufactured on or after the effective date of the rule; and (2) any single unit truck the bottom of the carriage of which is greater than 22 inches above the ground, with a gross vehicle weight rating of 10,000 pounds or more, and that is manufactured on or after the effective date of the rule.
DOT shall require drivers to (1) conduct a pre-trip inspection of the underride protection system on their vehicles; (2) identify any rusted metal, cracked welds, or missing or loose fasteners; and (3) complete any necessary repairs.
DOT shall establish a Committee on Underride Protection to oversee the ongoing underride rulemaking process and update and publish online data on victims of truck underride crashes.
Source last updated: Dec 5, 2025. Consult Congress.gov for the current record.
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