The ability to taxi an aircraft is controlled by insurance. There are
usually minimum requirements for taxiing. Airlines have specialized
training for taxiing (tuging).

-Robert


Externet wrote:
Hi all. First post here.

Is a valid pilot license needed to operate an aircraft on tarmac/taxi
way never losing contact with ground ?
Is a valid pilot license needed to operate an aircraft on pontoons
never losing contact with water ?

Thanks,
Miguel