b. Notwithstanding any provisions of law to the contrary, no person who provides volunteer service or assistance for any nonprofit corporation, society or association as provided in P.L. 1959, c.90 (C.2A:53A-7 to 2A:53A-11), or nonprofit federation council or affiliated group composed of these organizations or a voluntary association as provided by P.L. 1979, c.172 (C.18A:11-3) or to a conference under the jurisdiction of such a voluntary association shall be liable in any action for damages as a result of his acts of commission or omission arising out of and in the course of his rendering the volunteer service or assistance. Nothing in this subsection shall be deemed to grant immunity to any person causing damage by his willful, wanton or grossly negligent act of commission or omission.
Nothing in this subsection shall be deemed to grant immunity to any person causing damage as the result of his negligent operation of a motor vehicle.