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 (S2-F1-C1) http://www.cra-arc.gc.ca/tx/tchncl/ncmtx/fls/s2/f1/s2-f1-c1-eng.html