What I understood is that it is an unofficial system put in place to accommodate marriage commissioners based on their religious beliefs. (slaw.ca)
I think of marriage commissioners who refuse on religious principles to marry same - sex couples, a refusal that has been debated in Saskatchewan and England. (slaw.ca)
Although a person can object to the act based on religious beliefs, if they are employed as marriage commissioners, they are civil servants performing a government service and must serve the public equally. (slaw.ca)