4. The following persons may also engage in the professional activities provided for in section 3:(1) a student registered in a training program leading to a diploma provided for in paragraph 1 of section 2, provided the student engages in the professional activities in the presence of a clinical perfusionist and that those professional activities are required to complete the program;
(2) a person engaged in the training period provided for in subparagraph b of paragraph 2 of section 2, provided the person engages in the professional activities in the presence of a clinical perfusionist, cardiovascular and thoracic surgeon or a cardiac surgeon and that those professional activities are required to complete the training period;
(3) the holder of a diploma provided for in paragraph 1 of section 2, during the holder’s period of eligibility for certification by the Canadian Society of Clinical Perfusion; and
(4) the person who meets the conditions set out in paragraph 2 of section 2, during the holder’s period of eligibility for certification by the Canadian Society of Clinical Perfusion.