14. Dismissal of persons during apprenticeship, training, etc., or during first year of service, for trade union membership or activities.
Sections 2(1), 3 and 4 and subsections (1) and (6) of section 6 of the Principal Act shall not apply to a person referred to in paragraph (a) or (b) of the said section 2(1) or the said section 3 or 4 who is dismissed if the dismissal results wholly or mainly from one or more of the matters referred to in subsection (2)(a) of the said section 6.