# 2025-20653: NHTSA Measures Bodies for Better Car Seat Safety

2025-20653, Agency Information Collection Activities; Submission to the Office of Management and Budget for Review and Approval; Request for Comment; Occupant Anthropometry and Seating, is a Federal Register notice from Transportation Department, National Highway Traffic Safety Administration published 2025-11-24, effective Comments must be submitted on or before December 24, 2025. (as of 2026-06-08).

- Canonical: https://policyrisk.com/federal-register/2025-20653
- As of: 2026-06-08
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Document number: 2025-20653
- Title: Agency Information Collection Activities; Submission to the Office of Management and Budget for Review and Approval; Request for Comment; Occupant Anthropometry and Seating
- Type: Notice
- Agencies: Transportation Department; National Highway Traffic Safety Administration
- Citation: 90 FR 53053
- Published: 2025-11-24
- Effective: Comments must be submitted on or before December 24, 2025.
- Comments close: 2025-12-24
- Significant: no
- Touches household money: no
- Regulation identifier numbers: none
- Last updated: 2026-06-08

## In one line

NHTSA Measures Bodies for Better Car Seat Safety

## Summary

The National Highway Traffic Safety Administration (NHTSA) is asking for approval to collect new info about how people’s body sizes and seating affect vehicle safety. This affects anyone involved in vehicle design and safety research, aiming to make cars safer and more comfortable. Comments on this plan are open until December 24, 2025, with no big costs expected for the public.

## Abstract

In compliance with the Paperwork Reduction Act of 1995 (PRA), this notice announces that the Information Collection Request (ICR) summarized below will be submitted to the Office of Management and Budget (OMB) for review and approval. The ICR describes the nature of the information collection and its expected burden. This document describes a new collection of information for which NHTSA intends to seek OMB approval titled "Occupant Anthropometry and Seating." A Federal Register Notice with a 60- day comment period soliciting comments on the following information collection was published on December 30, 2024. One comment was received during the comment period. This 30-day notice includes a summary of the comment and NHTSA's response to the comment (feedback has been incorporated into the data collection in response to the comment).

## Effects PRIA read

- Drivers Can Volunteer For Safety Study: cost, low. If you are an English-speaking licensed driver age 18 or older in the Ann Arbor, MI region, you can volunteer for NHTSA's one-time study and will be compensated. NHTSA plans about 300 in-lab participants (100 per year) and 100 in-vehicle participants (about 34 per year); in-lab sessions take about…
- NHTSA Will Update Body-Shape Data: benefit, medium. NHTSA will collect new data on adult body size, shape, posture, and motion to update decades-old measurements used to design crash test dummies and human body models. The study will support development of anthropomorphic test devices (ATDs) and human body models (HBMs) and is not associated with im…
- Study Will Oversample High-BMI and Wide Size Range: benefit, medium. The study will recruit adults across three age bins (20-39, 40-59, 60-80) and span statures from 1498 mm to 1875 mm, with BMI sampled in three bins so that about 50% of participants have BMI >30 kg/m2 and about one-sixth have BMI >40. Recruitment will oversample the tails to ensure robust statistic…
- Estimated Respondent Burden And Government Costs: cost, low. NHTSA estimates 2,000 screening questionnaire responses (about 667 per year), 300 in-lab participants total (100 per year), and 100 in-vehicle participants total (about 34 per year). The agency estimates total burden of 1,017 hours (341 hours annually) and an annual opportunity cost to respondents…

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## Sources
- [2025-20653 on federalregister.gov](https://www.federalregister.gov/documents/2025/11/24/2025-20653/agency-information-collection-activities-submission-to-the-office-of-management-and-budget-for)
- [2025-20653 as published (PDF)](https://www.govinfo.gov/content/pkg/FR-2025-11-24/pdf/2025-20653.pdf)

## Related
- [Previous: 2025-20652, Agency Information Collection Activities: Comment Request](https://policyrisk.com/federal-register/2025-20652)
- [Next: 2025-20654, Reauthorization of the Biosimilar User Fee Act; Public Meeting; Request for Com…](https://policyrisk.com/federal-register/2025-20654)
- [All Federal Register documents](https://policyrisk.com/federal-register)

Source: PRIA, https://policyrisk.com/federal-register/2025-20653 (as of 2026-06-08).