RDPH Information Bulletin COVID-19 Facility Guidelines (as of October 28, 2021)
City of Red Deer, Recreation and Culture announcement: https://www.reddeer.ca/whats-happening/covid-19/covid-19-information-for-residentsvisitors/recreation-and-culture-activities/
Government of Alberta https://www.alberta.ca/masks.aspx#exceptions
Hockey Alberta https://www.hockeyalberta.ca/news/092021/government-alberta-announces-face-mask-mandate-1425/