市政府应该告诉你license registration

按理说这个店应该有commercial business license

https://www.saskatoon.ca/business-development/business-licenses/business-license-categories/commercial-business-license

市政府应该告诉你他们的注册信息，如果不告诉你，一般你可以发一个freedom of information request。
https://www.saskatoon.ca/city-hall/send-comments-concerns-city/freedom-information