Where there is a difference between the parties to, or persons bound by the agreement, or on whose behalf it was entered into concerning its content, meaning, application or violation, the aggrieved party shall within 30 teaching days of the event giving rise to the violation or difference, or within 30 teaching days from the date on which the griever became aware of the event giving rise to the violation or difference, whichever is later, notify the other party in writing stating the nature and particulars of the violation or difference and the solution sought. If a party to the collective agreement claims that the time limit imposed under the collective agreement has not been complied with the parties shall proceed to appoint an Arbitration Board, and if the Arbitration Board is satisfied that the irregularity with respect to the time limit has not prejudiced the parties to the arbitration board, it may, on application of any party to the arbitration, declare that the irregularity does not affect validity of the decision of the Arbitration Board, and the declaration is binding on the parties to the arbitration and on any person affected by the decision of an Arbitration Board.