Is it just a certain time period? I've cancelled two stays and have received full refunds, but both were in April and May of this year.
Of course, events as far out as late July are cancelled due to COVID-19
https://www.airbnb.com/help/article/2701/extenuating-circums...
In the past, and in fact when I booked my airbnb (late last year), extenuating circumstances would have easily covered an epidemic 2 months out.