Apps in this category may contain mild or occasional cartoon, fantasy or real-life violence, as well as occasional or mild adult, sexually suggestive or horrifying content and may not be suitable for children under 9 years of age.

12+

Apps in this category may contain occasional mild indecent language, frequent or intense cartoon or real-life violence, minor or occasional adult or sexually suggestive material, and simulated gambling, and may be for children under 12 years of age.

17+

You must be at least 17 years old to access this App.

Apps in this category may contain frequent and intense offensive language; Frequent and intense cartoon, fantasy or realistic violence: frequent and intense adult, scary and sexually suggestive subjects: as well as sexual content, nudity, tobacco, alcohol and drugs, may not be suitable for children under 17 years of age.

oCFR Screenshots

iPad

iPhone

About oCFR

The U.S. DOT. Pipeline and Hazardous Materials Safety Administration’s (PHMSA) mission is to protect people and the environment by advancing the safe transportation of energy and other hazardous materials that are essential to our daily lives. This app provides online access to PHMSA’s Hazardous Materials Regulations (HMR) in 49 CFR parts 100-180 for the classifying, handling and packaging of hazardous materials by highway, rail, aircraft, and vessel. This app also provides online access to PHMSA’s Pipeline Safety Regulations in 49 CFR parts 190-199, which provide the Federal minimum safety standards for the design, construction, operation and maintenance, and spill response planning for pipeline and LNG facilities involved in the transportation of natural gas and hazardous liquids within the United States.

What's New in the Latest Version 3.4

Last updated on Feb 7, 2024

Old Versions

Added 2022 CFR data

Version History

3.4

Feb 7, 2024

Added 2022 CFR data

3.3.0

Jun 20, 2023

CFR 2021 data

3.2.0

Mar 31, 2022

Performance improvements

3.1.1

Jan 4, 2022

Updated privacy policy

3.1.0

Nov 12, 2021

Includes CFR October 1, 2020 data

3.0.0

Jun 20, 2021

Updated version to improve stability and performance

2.1

May 14, 2020

This version adds the 2019 oCFR data. It also adds links from the Hazmat table for Special Provisions, Packaging Exceptions, Non-Bulk Packaging and Bulk Packaging.

2.0

Nov 15, 2019

This version adds offline access, Hazmat tables (172.101) and copy functionality.

1.4

Sep 25, 2018

This version corrects a formatting issue which may affect some data tables.

1.3

Aug 2, 2017

Added publication date to first screen

1.2

Jul 12, 2017

Added "contact us" section