$1$ Unless stated otherwise, packaging for hazardous materials must be "specification packaging" $($also referred to as "performance$-$oriented packaging"$)$ and meet the performance tests in $.$ of the HMR and must be marked with the United Nations certification mark or marked in accordance with DOT special packaging requirements.

A$.$ Part $172$

B$.$ Part $178$

C$.$ Part $177$

D$.$ Part $174$