Unvaccinated NBA players have been informed of stiff penalties they could face under Canada’s Quarantine Act if they break rules, according to Shams Charania of The Athletic.

Sources: NBA players were informed unvaccinated players who breach quarantine in Toronto face criminal offense. Unvaccinated players only able to leave hotel for team activities. Per Canada's Quarantine Act, violations could lead to up to 6 months in prison and/or $750K in fines.

— Shams Charania (@ShamsCharania)

Visiting players who are unvaccinated can play in Toronto this season under a , meaning they will be restricted to Scotiabank Arena and the team hotel, and will have to pass a COVID-19 test when they arrive in Canada.

At least 95 per cent of the player pool in the NBA is reportedly vaccinated but some high-profile names — including Kyrie Irving, Jonathan Isaac and Canadian Andrew Wiggins — made headlines when training camp opened and they had yet to receive a vaccine. While Wiggins has since begun the vaccination process, the topic will continue to be a major one as the start of the regular season nears and teams will have to balance being competitive while following local health restrictions.

The said Wednesday the team is now fully vaccinated.

The Raptors are returning to Toronto this season after playing all of last year in Tampa, Fla.

Major League Baseball had a similar National Interest Exemption in Canada this year. The NHL has said it has not applied for a National Interest Exemption for the coming season.