Even in Quebec, businesses with at least 25 employees but fewer than 100 may be required to establish French-language committees if there is resistance.
I don't want to stray too far from the scope of the UFPBA, but it would've been interesting if the UFPBA applied to federal institutions as well, to ensure the widespread use of French in regions with a strong francophone presence.
Basically, the use of dissemination areas would cover Toronto.