134. An employee who is dismissed shall be regarded for the purposes of this Part as unfairly dismissed if the reason (or, if more than one, the principal reason) for the dismissal is that the employee, being—
(a)an employee representative for the purposes of Part XIII of this Order or Regulations 10 and 11 of the [S.I. 1981/1794.] Transfer of Undertakings (Protection of Employment) Regulations 1981, or
(b)a candidate in an election in which any person elected will, on being elected, be such an employee representative,
performed (or proposed to perform) any functions or activities as such an employee representative or candidate.