"31 Non-completion of statutory procedure: adjustment of awards (2) If, in the case of proceedings to which this section applies, it appears to the employment tribunal that; (a) the claim to which the proceedings relate concerns a matter to which one of the statutory procedures applies, (b) the statutory procedure was not completed before the proceedings were begun, and (c) the non-completion of the statutory procedure was wholly or mainly attributable to failure by the employee- (i) to comply with a requirement of the procedure, or (ii) to exercise a right of appeal under it, it must, subject to subsection (4), reduce any award which it makes to the employee by 10 per cent, and may, if it considers it just and equitable in all the circumstances to do so, reduce it by a further amount, but not so as to make a total reduction of more than 50 per cetn. (3) If, in the case of proceedings to which this section applies, it appears to the employment tribunal that- (a) the claim to whci the proceedings relate concerns a matter to which one of the statutory procedures applies, (b) the statutory procedure was not completed before the proceedings were begun, and (c) the non-completion of the statutory procedure was wholly or mainly attributable to failure by the emloyer to comply with a requirement of the procedure, it must, subject to subsection (4), increase any award which it makes to the employee by 10 per cent and may, if it considers it just and equitable in all the circumstances to do so, increase it by a further amount, but not so as to make a total increase of more than 50 per cent. (4) The duty under subsection (2) or (3) to make a reduction or increase of 10 per cent does not apply if there are exceptional circumstances which would make a reduction or increase of that percentage unjust or inequitable, in which case the tribunal may make no reduction or increase or a reduction or increase of such lesser percentage as it considers just and equitable in all the circumstances."
"15 Extension of time limits (1) Where a complaint is presented to an employment tribunal under a jurisdiction listed in Schedule 3 or 4 and- (a) either of the dismissal and disciplinary procedures is the applicable statutory procedure and the circumstances specified in paragraph (2) apply; or (b) either of the grievance procedures is the applicable statutory procedure and the circumstances specified in paragraph (3) apply; the normal time limit for presenting the complaint is extended for a period of three months beginning with the day after the day on which it would otherwise have expired. (2) The circumstances referred to in paragraph (1)(a) are that the employee presents a complaint to the tribunal after the expiry of the normal time limit for presenting the compliant but had reasonable grounds for believing, when that time limit expired, that a dismissal or disciplinary procedure, whether statutory or otherwise (including an appropriate procedure for the purposes of regulation 5(2)), was being followed in respect of matters that consisted of or included the substance of the tribunal complaint."