Couldn’t find a lot and what I did find was mostly from US and based on the Federal Family Coronavirus Response Act legislation. But take a look and maybe you’ll find something useful in these sources. Glenn
http://www.queensu.ca/humanresources/policies/time-away/sick-leave
https://ccao.org/wp-content/uploads/County-Advisory-Bulletin-Sample-Temporary-Emergency-Paid-Sick-Leave-Policy.pdf
https://humanresources.uchicago.edu/fpg/policies/500/p529.shtml