You are common law in Calgary Alberta after living together for how long?

In Alberta, there is no common-law status. A couple can only become common-law in British Columbia, Manitoba, New Brunswick, Newfoundland and Labrador, the Northwest Territories, Nunavut, Ontario, Prince Edward Island, Saskatchewan, and Yukon.

In Alberta, a couple can become legally married by obtaining a marriage license and solemnizing their marriage with a marriage ceremony.