As the debate continues to rage regarding the types of PRCS rescue and when they are required, OSHA has seen fit to publish the following:
(emphasis by me)
Effective emergency planning is vital to ensure that any entrant who becomes sick or is injured in a permit space can be evacuated quickly and safely. The entry employer’s permit space program must therefore include procedures for entrants to be rescued in a timely manner by qualified personnel.
Role of the attendant: