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SF 153

A bill for an act relating to driver age qualifications for certain commercial motor vehicle drivers operating solely intrastate to transport hazardous material.

2025-2026 Regular Session

Iowa lowers minimum driver age for intrastate hazmat transport from 21 to 18, effective immediately upon governor's signature.

Signed by Governor.
#commercialvehicles #driver'slicenses #driving #hazardousmaterials #highways #interstatecommerce #motorcarriers #publicsafetydepartment #transportation
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Bill Summary · SF 153

Legislative bill overview

SF 153 lowers the minimum age requirement for commercial motor vehicle drivers transporting hazardous materials within Iowa from the federal standard of 21 years old to 18 years old, but only for intrastate (within-state) operations. The bill has been signed into law as of March 28, 2025.

Why is this important

This change affects workforce availability in Iowa's hazmat transportation sector, potentially allowing companies to hire younger drivers for local routes while federal restrictions still apply to interstate commerce. The policy reflects a tradeoff between economic flexibility and safety considerations, as hazmat transport carries inherent risks that typically justify age restrictions.

Potential points of contention

  • Safety concerns: Hazardous material transport requires mature decision-making under pressure; lowering the age minimum may increase accident risk or improper handling of dangerous substances
  • Federal-state coordination: The bill creates a two-tier system where 18-year-olds can transport hazmat intrastate but not interstate, potentially creating compliance complexity and loopholes
  • Labor market effects: May suppress wages and working conditions for hazmat drivers if younger workers command lower pay, or conversely may address legitimate driver shortages depending on market conditions

Compiled from official sources — confirm details with the bill’s official record.

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