Canada Industrial Relations Board Regulations, 2012

45 (1) In addition to the information required for an application made under section 10, an application for a reconsideration must set out any arguments supporting the application that may address one or more of the circumstances referred to in section 44.

(2) The application must be filed within 21 days after the date the written reasons of the decision or order being reconsidered are issued.

(3) The application and the relevant documents must be served on all persons who were parties to the decision or order being reconsidered.