New PCR Testing Rules For Ontario As of Dec. 31, PCR testing is only recommended for symptomatic people who are hospitalized patients, in long-term care or retirement homes, health-care workers, First Nations, or students and staff, among other high-risk groups.
It is no longer recommended that asymptomatic individuals get a PCR test, except for those in high-risk settings:
https://globalnews.ca/news/8480752/ontario-covid-pcr-testing-isolation-reduced-5-days/