See https://wiki.familysearch.org/en/Ontario_Vital_Records_Index_(FamilySearch_Historical_Records) for more information on this source collection. The sources of this collection are located in the Archives in Ontario and the following citations follow their preferred citation style: Archives of Ontario. RG 80-8. Registrations of deaths, 1869-1937. Archives of Ontario. RG 80-10. Indexes to deaths. Archives of Ontario. RG 80-21. Registrations of Ontario overseas deaths, 1939-1947.
A further year of registrations becomes available annually on 1 July in keeping with a 75-year privacy period for deaths in Ontario.