23 CFR 1340.11
§ 1340.11 Post-approval alterations to survey design.
United States · 23 CFR — Highways · Status: effective
Cite this
- Citation
- 23 CFR 1340.11, § 1340.11 Post-approval alterations to survey design, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/97674
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Full text
After NHTSA approval of a survey design, States shall submit for NHTSA approval any proposed alteration to their survey design, including, but not limited to, sample design, seat belt use rate estimation method, variance estimation method and data collection protocols, at least three months before data collection begins.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.