§ 6636. Exempt persons. This article shall not prohibit:

1. The practice of perfusion by any student who is engaged in clinical
training in a general hospital licensed pursuant to article twenty-eight
of the public health law or during the transport of patients or organs
supported by extracorporeal or intracorporeal equipment and who is
enrolled in a perfusion program approved by the department, provided
such practice is limited to such clinical training which shall be
carried out under the direct supervision of a licensed perfusionist and
pursuant to the order and direction of a physician; or

2. The performance of any of the tasks or responsibilities included in
the definition of perfusion by any other person licensed under this
title, provided that such tasks or responsibilities are authorized by
the article governing the profession pursuant to which said person is
licensed; or

3. The practice of perfusion by any legally qualified perfusionist of
any other state or territory who is serving in the armed forces or the
public health service of the United States or who is employed by the
veterans administration, while engaged in the performance of his or her
duties.