Which Canadian authorities issue civil status certificates?

Canadian civil status records (birth, marriage, etc.) can be obtained from provincial or territorial authorities:

Provinces

Newfoundland and Labrador

https://www.gov.nl.ca/snl/birth/          

Prince Edward Island

https://www.princeedwardisland.ca/en/topic/birth-marriage-and-death-certificates

Nova Scotia

https://novascotia.ca/sns/access/vitalstats.asp

New Brunswick

https://www2.snb.ca/content/snb/en/sites/vitalstatistics.html

Quebec

http://www.etatcivil.gouv.qc.ca/en/default.html

Ontario

https://www.orgforms.gov.on.ca/eForms/start.do?lang=en

Manitoba

https://vitalstats.gov.mb.ca/index.html

Saskatchewan

https://www.saskatchewan.ca/residents/births-deaths-marriages-and-divorces

Alberta

https://www.alberta.ca/vital-statistics-forms.aspx

British Columbia

https://www2.gov.bc.ca/gov/content/life-events

Territories

Northwest Territories

https://www.hss.gov.nt.ca/en/topics​​​​​​​

Nunavut

https://www.gov.nu.ca/health/information/birth-certificate

Yukon

https://yukon.ca/en/births-marriages-and-deaths​​​​​​​