3.01. The board of directors may, if it so considers necessary for the protection of the public, limit the trainee hearing-aid acoustician’s right to practise during all or part of the training period, in particular in one or more of the following ways:(a) by determining when and where he is or is not authorized to practise;
(b) by determining the professional acts which he is or is not authorized to perform;
(c) by requiring that the professional acts that he is authorized to perform, or that certain of them, be performed under the supervision of another hearing-aid acoustician or a group of hearing-aid acousticians.