Is discrimination on the ground of sexual orientation always prohibited in human rights legislation?

Yes. Where the prohibition is not explicit in human rights legislation, the courts have read it in$.$

No$.$ Only the Canadian Human Rights Act specifically prohibits discrimination on the grounds of sexual orientation.

No$.$ Where the prohibition is not explicit in human rights legislation, the courts have refused to infer it$.$

Yes. All federal and provincial human rights legislation specifically prohibit discrimination on the grounds of sexual orientation.

No$.$ No legislation or courts have protected this group.