[57ZM Complaint to employment tribunal]
[57ZM Complaint to employment tribunal]

[(1)     An employee may present a complaint to an employment tribunal that his or her employer—

(a)     has unreasonably refused to let him or her take time off as required by section 57ZJ or 57ZL, or

(b)     has failed to pay the whole or any part of any amount to which the employee is entitled under section 57ZK.

(2)     An employment tribunal may not consider a complaint under this section unless it is presented—

(a)     before the end of the period of three months beginning with the day of the appointment in question, or