PHMSA – Pipeline and Hazardous Material Safety Administration 

Regulation 49 CFR Part 199 applies to pipeline operator employees located within the territory of the United States, including those employees located within the limits of the “Outer Continental Shelf. “

Employee Category Tested

A person who performs on a pipeline or liquefied natural gas (LNG) facility, including contractors, in the capacity of:

• Operation
• Maintenance
• Construction
• Emergency-response function

Substances Screened

• Marijuana
• Cocaine
• Opiates (expanded)
• Phencyclidine
• Amphetamines

Types of required testing

• Pre-employment drug testing
• Random drug testing
• Post-accident drug testing
• Reasonable cause drug testing
• Follow-up drug testing