Provincewide, Ontario (6,711 employees) and the Power Workers' Union (PWU), the Canadian Union of Public Employees (CUPE), Local 1000 (nuclear generating employees)
![Ontario Power Generation](https://cdn-res.keymedia.com/cdn-cgi/image/f=auto/https://cdn-res.keymedia.com/cms/images/ca/126/0395_637744125384038158.png)
Renewal agreement: Effective April 1, 2021 to March 31, 2022. Ratified in January 2021. Signed on April 1, 2021.