oCFR
Not in any tracked top chart right now.
Updated 25 Oct 2026 · rankings refresh through the day
CategoryReference
PriceFree
Released
Rating★ 3.7 (9)
Version3.8
Age rating4+
First seen by us
24 Oct 2026
Rating
3.7 ★
9 ratings
Measured
oCFR on the App Store
App details
App ID
1228220888
Publisher
Pipeline and Hazardous Materials Safety Administration
On the store since
Jul 2017
9 years on the store
Minimum OS
iOS 11.0+
iPhone 5s and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
1
EN
Size
73 MB
Also listed in
Books
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Not charting right now. | ||
Ratings
App Store, worldwide.
Rating
3.7 ★
9 ratings
Measured
Ratings
9
Measured
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.
Latest updates
3.8
2024 oCFR data