A person I had spoken suggested tosfos on sukkah 46B, is talking about a decree, but i'm not clear what it is regarding. What is it regarding? Update-Background provided by Seth- The Gemara (Succah ...
Shouldn't the obligation to sit in the Sukkah also fall into the category of Sefeika D'yoma? If so why do some not eat in the Sukkah on Shemini Atzeres?