The EPA does not bring secondary containment requirements into context when addressing portable containers. Instead, they refer only to containment under 40 CFR part 264.175(b). It says that a containment system must be designed and operated as follows:
The renewal fee for a Physician's and Surgeon's license is $820.00, which includes $37.00 for the mandatory fees as described below. The renewed license is valid for two years.
My (Tennessee) CDL is valid for four years, but the DOT medical card expires in two. THEORETICALLY, as long as your license hasn't expired, all you have to do is get another DOT physical and you're good to go. However, depending on who you hire on with, you may have to take a refresher course to satisfy their insurance provider. _____