Bill · H.R. 6688· House(119-HR-6688)
ADAS Functionality and Integrity Act
- Introduced
- 12/12/2025
- Last activity
- 2/10/2026 — Forwarded by Subcommittee to Full Committee by Voice Vote.
- Sponsored by
- Diana Harshbarger
- Cosponsors
- - 2 - 4
- Introduced
- In Committee
What this bill would do
This bill, known as the "ADAS Functionality and Integrity Act," directs the National Highway Traffic Safety Administration to create guidelines for advanced driver assistance systems (ADAS). These guidelines aim to ensure that vehicle systems continue to work correctly when a car is modified or customized. The Secretary of Transportation must develop these guidelines for passenger motor vehicles from model year 2028 onwards. The process includes establishing rules for modification ranges, tolerances, and calibration procedures. Additionally, the bill requires a study to assess the safety needs and costs associated with maintaining these guidelines.
Yes
Would business owners be better off under this?+5
The bill benefits service providers and the independent automotive aftermarket by standardizing calibration and verification protocols.
Does this make it easier to run a small business?+5
The bill supports independent repair facilities and the independent automotive aftermarket by providing clear validation metrics for ADAS calibration.
Does this make what the government does easier for the public to see?+4
The bill requires manufacturers to provide vehicle tolerance and system sensitivity information to owners and the Administrator.
The opposite
No question was scored the opposite.
Who it would affect, and how
Potential Positive Impacts for People
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Ensures system functionality after modifications: The bill requires guidelines to ensure that ADAS and vehicle dynamic systems maintain their functionality even when a vehicle is modified or customized (Section 2(a)).
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Provides clear calibration procedures: The guidelines will include proper calibration procedures for ADAS and other vehicle dynamic systems following repairs, modifications, or component replacements (Section 2(a)(4)).
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Empowers owners and service providers to verify safety: The act calls for the creation of confirmatory test protocols and performance validation metrics so that owners, service providers, and independent repair facilities can verify that ADAS is operating correctly after calibration (Section 2(a)(5)).
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Increases transparency for vehicle owners: Manufacturers would be required to provide vehicle tolerance and system sensitivity information relevant to modification and calibration to owners and the Administrator within 30 days of a vehicle's release (Section 2(a)(2)).
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Standardizes safety evaluations: The guidelines will utilize or expand upon United States New Car Assessment Program methodologies, including a standardized scoring scale to evaluate calibration effectiveness (Section 2(d)(1)).
Potential Negative Impacts for People
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Financial penalties for manufacturers: Manufacturers of passenger motor vehicles or equipment that fail to meet the established guidelines are subject to civil penalties (Section 2(e)).
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Potential costs associated with guidelines: The bill notes that a study must be conducted to assess the "cost to the National Highway Traffic Safety Administration" to develop and maintain these industry guidelines (Section 3(a)).
Groups and Interests Ranking
Every group the model scored this bill for, from -10 to +10. Hover a score for the reason it gave.
- Demographic And Interest Groups
- Good For Business Owners+5
- Economy And Finance
- Improves Small Business Support+5
- Governance And Ideology
- Improves Government Transparency+4
- 7/20/2026
- 1 Cosponsor added.
- 6/8/2026
- 1 Cosponsor added.
- 3/27/2026
- 1 Cosponsor added.
- 2/10/2026
- Subcommittee Consideration and Mark-up Session Held
- Forwarded by Subcommittee to Full Committee by Voice Vote.
- 12/12/2025
- Referred to the House Committee on Energy and Commerce.
- Referred to the Subcommittee on Commerce, Manufacturing, and Trade.
- 3 Cosponsors added.
- Introduced in House
Zoe LofgrenDemocrat · California
Ryan MackenzieRepublican · Pennsylvania
Jay ObernolteRepublican · California
Emilia SykesDemocrat · Ohio
Norma TorresDemocrat · California
Gabe VasquezDemocrat · New Mexico