Earliest the league will play games this year is September, playing the Grey Cup in December is a possibility and there's this little nugget...
The team that qualifies for the Grey Cup and has a superior regular season record to its opponent will host the Grey Cup Game. This gives all nine CFL teams a shot at hosting the Grey Cup in this unprecedented year. We are also considering moving the Grey Cup into December, as we explore every option that will allow us to play as many games as possible in 2020.
https://3downnation.com/2020/05/20/c...nd-host-model/