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Mandatory mask use and COVID-19

Mandatory Mask Letter of Instruction for Employers and Businesses

Under instructions issued by the Medical Officer of Health, all businesses and organizations in the Northwestern Health Unit area must adopt a policy that requires all members of the public and employees who enter or remain in an enclosed public space to wear a mask or face covering. This policy will be effective Monday August 17, 2020 at 12:01 am.


The following posters should be printed off and posted in the entrance of your place of business:


Sample Policy

A sample policy is available for businesses and organizations to adapt and use.

In addition to having a policy requiring masks, businesses and organizations must:

  • Train their employees on the requirements of the policy and how to implement it
  • Post signs to remind employees and customers about the requirement to mask
  • Ask everyone to wear a mask if they enter your space without one, or if they remove their mask for an extended period of time while in the establishment.
  • Have a handwashing / sanitizing station at all entrances for people to use.
  • Be able to provide a copy of the policy upon request to a public health inspector or other person authorized to enforce the provisions of the Reopening Ontario Act (ROA)


Mask Resources