# Enforcement cases citing § 192.631(d)(4)

- **operation:** document
- **citation:** 49 CFR 192.631(d)(4)
- **title:** Enforcement cases citing § 192.631(d)(4)
- **source type:** enforcement
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** current
- **official:** true
- **published on:** Not available
- **effective on:** Not available
- **summary:** PHMSA's public enforcement index for cases citing the emergency-deviation provision of the controller fatigue rule.
- **machine formats:** - **json:** https://regulus.evalyn.ai/document/enforcement-cases-192-631-d-4.json
- **markdown:** https://regulus.evalyn.ai/document/enforcement-cases-192-631-d-4.md
- **app url:** https://regulus.evalyn.ai/document/enforcement-cases-192-631-d-4
- **source url:** https://primis.phmsa.dot.gov/enforcement-data/cited-reg/192631d4
**body:**

This official PHMSA enforcement index groups public enforcement cases by cited regulation. The linked page identifies cases citing 49 CFR 192.631(d)(4), the provision governing emergency deviations from maximum controller hours-of-service. Case availability and status are controlled by PHMSA's enforcement database; users should open the official record for current case details.
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- **body characters:** 380