(a) Unless it is established that injuries or death were caused by gross negligence or willful or wanton misconduct:

(1) No natural person who voluntarily and without the expectation or receipt of compensation provides services for and at the request and sanction of a public school or private school and who does not expect or receive compensation with respect to such services from the recipient of such services; or

(2) No public school or private school which requests, sponsors, or participates in the providing of the services under the circumstances provided in paragraph (1) of this subsection

shall be liable for damages or injuries alleged to have been sustained by another person or damages for the injury or death of the other person when the injuries or death are alleged to have occurred by reason of an act or omission occurring on school property in the rendering of such services if such services are provided upon school property or at a school sponsored function.

(b) This Code section shall not apply to any incident or incidents arising out of the operation of a motor vehicle or motor vehicles. This Code section also shall not apply to any public or private school to the extent that any such public or private school has insurance in effect which covers any damages or injury or death described in paragraph (a) above.

(c) This Code section shall not apply to persons who are performing tasks associated with their normal or ordinary course of business or their trade or profession.

(d) This Code section shall apply only to causes of action arising on or after July 1, 1994.

(e) Nothing in this Code section shall be construed to alter, affect, or repeal any other provision of law granting immunity from liability or to alter or affect any other immunity provision from whatever source and shall be cumulative of any existing immunity from any source.