IT-529 http://www.cra-arc.gc.ca/E/pub/tp/it529/it529-e.html
IT-339R2 Meaning of private health services plan [1988 and subsequent taxation years] http://www.cra-arc.gc.ca/E/pub/tp/it339r2/it339r2-e.html
Health and Welfare Trusts for Employees http://www.cra-arc.gc.ca/E/pub/tp/it85r2/it85r2-e.html
IT-519R2 (Consolidated) http://www.cra-arc.gc.ca/E/pub/tp/it519r2-consolid/it519r2-consolid-e.html