The **Canada Industrial Relations Board (CIRB)** is an independent quasi-judicial tribunal that interprets and administers key federal labour laws, most notably the *Industrial Relations* and *Occupational Health and Safety* sections of the **Canada Labour Code**, as well as the *Status of the Artist Act* and the *Wage Earner Protection Program Act*[1][2]. Established in 1999 as the successor to the Canada Labour Relations Board, the CIRB oversees labour relations for approximately one million employees working in federally regulated sectors such as inter-provincial transportation, broadcasting, banking, longshoring, and grain handling, as well as private sector employees in Canada's northern territories[1][5].
The CIRB’s primary mandate is to resolve workplace disputes through adjudication and dispute resolution. It certifies trade unions, investigates complaints of unfair labour practices, issues cease and desist orders to address unlawful strikes and lockouts, determines jurisdictional issues, and mediates disputes to prevent work stoppages[1][4]. The Board acts as a specialized tribunal with less formal procedures than courts but with similar adjudicative authority, ensuring fair, expeditious, and economical resolutions[2][3].
The Board is composed of a Chairperson, currently Maryse Tremblay as of August 2025, vice-chairpersons, and members representing both employers and employees to maintain balanced perspectives[1][3]. CIRB’s decisions contribute significantly to labour relations in Canada, including handling complex situations such as sales of businesses and first collective agreement settlements[1][4].
Notably, the CIRB played a role in managing labour disputes during the 2024 Canada railway shutdown, highlighting its critical function in maintaining industrial harmony in vital sectors[1]. The tribunal continues to evolve with a focus on innovation, efficiency, and transparency, supporting a well-informed labour relations community and fostering progressive labour relations policies[3].
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