According to 49 CFR Section 177.823(c), may you move a leaking cargo tank under any circumstances?

The correct answer is that it is never allowed to move a leaking cargo tank. This guideline is established under 49 CFR Section 177.823(c), which emphasizes the importance of safety and preventing further risk when a leak is detected. Moving a leaking cargo tank can expose people, property, and the environment to hazardous materials, potentially leading to serious consequences such as spills or increased exposure to hazardous substances.

There are no exceptions mentioned in the regulation that would permit the movement of a leaking cargo tank, regardless of the severity of the leak or circumstances surrounding it. This strict protocol is in place to ensure the highest levels of safety and compliance with hazardous materials regulations.