Section 8505. Exempt persons

This article shall not prohibit:
    1.  The  practice  of  respiratory  therapy  as  an integral part of a
  program of study by students enrolled in  approved  respiratory  therapy
  education programs;
    2. The performance of any of the modalities included in the definition
  of  respiratory  therapy  by  any  other  duly  licensed,  certified  or
  registered health care  provider,  provided  that  such  modalities  are
  within the scope of his or her practice;
    3. Unlicensed assistants from being employed in a hospital, as defined
  in  article  twenty-eight  of  the public health law, for purposes other
  than the practice of respiratory therapy;
    4. The practice  of  respiratory  therapy  by  any  legally  qualified
  respiratory  therapy practitioner 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.