25th Anniversary Set: Legal for tournaments?

Hello all, as delivery of the 25th Anniversary Set apparently has started: I would like to have information on which date the new vampire and the changed texts of the 25th Anniversary set will become legal for use in official events: Thanks, and best regards, Hardy "It was a perfect plan - until it had contact with reality" --- Hardy Range Playgroup Tradition Compliance Manager

30 days after its official release date (August 16th 2019). Prince of Paris, France Ratings Coordinator, Rules Director

Just to be sure: Will a tournament held 14th September have to follow the "old" or the "new" rules? National Coordinator Germany nc [dot] germany [at] magenta [dot] de

old 30 days after 16th August = 15th September

Ouch! Three events of Sep 14th... Finnish Politics!