Provincewide, Ontario (12,000 plumbers, pipefitters) and the Ontario Pipe Trades Council of the United Association of Journeymen and Apprentices of the Plumbing and Pipe Fitting Industry of the United States and Canada (OPTC)
Renewal agreement: Effective May 1, 2019 to Apr. 30, 2022. Ratified in June 2019. Signed May 1, 2019.
