COVID-19 rapid antigen tests: Everything you need to know “With the rising number of COVID-19 outbreaks in schools and workplaces across the country, we recognized the need for more accessible and widespread testing,” Jeremy Hedges, The Canadian Shield CEO, stated.“Due to regulatory issues, everyday Canadians are paying some of the highest prices in the world for rapid testing – we strongly believe that we can play a role in making that no longer the case.”The company says the kits will only be available to residents of Ontario, Alberta and British Columbia.The Canadian Shield says it expects wider availability “as provincial ministries issue interim orders and change the regulatory landscape.” Parent-led rapid COVID-19 testing program.