<I know of no laws relating lift vs. ramp on anything related to
<special class licenses, though perhaps there might be something
<special enacted in the People's Republic of Massachusetts. You
<might inquire at rental places over the line in NH where (most)
<of the laws are a bit less draconian.
there is none in MA save for lift gates are not toys(trained users)
and they are usually found on class-2 sized trucks.
Allison