Nothing's official when it comes to a David Haye fight. It hasn't been signed, if that's what you mean.
boxrec said so, but, then, sauerland, haye's co promoter said it still depends on the BBBC on whether they will let Chagaev fight. But, because he has hepatitis, it looks more like Povetkin. Sauerland said the Klitschko ducker is ready for Haye