45:14D-3.  Exclusions
The provisions of this act shall not be construed to include motor vehicles  owned or operated by:

a.  The United States, the State, or any local government, subdivision, agency or instrumentality thereof;

b.  Persons transporting property in intrastate commerce without compensation or where such person is the owner of the property and the transportation is not performed as a subterfuge to avoid regulation hereunder.

L.1981, c. 311, s. 3.