Every Department of Transportation Final Rule 1994-2026 excluding FAA (which has its own dedicated dataset of 22.9k Airworthiness Directives). NHTSA detailed Federal Motor Vehicle Safety Standards (FMVSS — seatbelts, airbags, child restraints, tire specs, school buses). FMCSA commercial motor carrier rules (hours of service, CDL standards, brake performance). FRA railroad safety (track standards, positive train control). PHMSA pipeline safety + hazardous materials shipping. MARAD merchant marine licensing. FTA mass transit. STB rail rates + mergers. Source: federalregister.gov/api/v1/documents.json (2 paginated multi-slug fetches per year — top 4 by volume in pass A, remaining 3 in pass B).

Live API

This dataset is served via a live REST API at api.morvs.ai. The card you're reading exists so HuggingFace's index can route AI agents + researchers to the canonical source.

API endpoint: https://api.morvs.ai/api/v1/dot/rules/recent
Dataset landing page: https://api.morvs.ai/datasets/dot-rules
DataCatalog (JSON-LD): https://api.morvs.ai/.well-known/dataset.json
DCAT-US (data.gov-compatible): https://api.morvs.ai/data.json

Quick start

# Recent records (JSON)
curl 'https://api.morvs.ai/api/v1/dot/rules/recent?limit=10'

# Browse on the web
open 'https://api.morvs.ai/datasets/dot-rules'

MCP (Model Context Protocol)

This dataset is also accessible via MCP at https://api.morvs.ai/mcp — Claude, ChatGPT, and other MCP-compatible agents can call it directly.

Source

Agency: US Department of Transportation (excl. FAA)
Primary source: https://www.federalregister.gov/agencies/transportation-department
License: CC0 1.0 applies only to MORVS-authored metadata in this card. Underlying records authored by US federal employees as part of their official duties are US federal government works not subject to copyright under 17 U.S.C. § 105. See MORVS source terms for third-party and other material. Free or keyless access does not alter source terms.
Update cadence: Varies by source; see the live freshness report

Keywords

DOT rules, NHTSA FMVSS, FMCSA commercial driver, FRA railroad safety, PHMSA pipeline safety, hazmat, MARAD merchant marine, FTA transit, STB rail rates

Citation

@misc{ai_analytics_dot_rules_2026,
  title  = {{name}},
  author = {MORVS},
  year   = {2026},
  url    = {https://api.morvs.ai/datasets/dot-rules},
  note   = {Derived from US Department of Transportation (excl. FAA). CC0 applies only to MORVS-authored card metadata; federal works follow 17 U.S.C. 105.}
}

Maintained by MORVS (operated by AI Analytics LLC). CC0 applies only to MORVS-authored metadata in this card; please cite the upstream agency.

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Total file size:

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Transportation (non-FAA) Federal Register Final Rules (~2k NHTSA + FMCSA + FRA + PHMSA + STB + MARAD + FTA)