License plate locations in different states with TC mounted

Photog101 wrote:
Does the TC need it own registration

Depend on the state where the camper resides

Photog101 wrote:
does it use the truck's plate?

No. In other words, A plate from one vehicle does not become applicable to something else.

I believe I have read California does not do title/registration/vehicle licensing on truck campers. The camper is treated as cargo.