On September 26, 2020, amendments to Ontario Regulation 364-20, the "Rules for
Areas in Stage 3," came into effect, making it mandatory for
all businesses and organizations in Ontario to screen workers and
essential visitors for COVID-19 before entry to the premises.
In June 2020, the Ministry of Labour published a guide that
provided businesses with practical advice on how to conduct
screening for the virus and how to deal with potential exposure at
the workplace. Additional information on this guidance can be found
in our prior bulletin. However, with another spike of
COVID-19 cases in the province, the government has escalated its
efforts and mandated that all workplaces in Ontario proactively
screen workers and essential visitors before or upon entering the
work environment. The Office of the Chief Medical Officer of Health
("CMOH") includes delivery, maintenance
and contract workers in its definition of "essential
visitors". The requirement does not apply to
