There is no network ... yet. Deadline reports 20th Century Fox TV has been in discussions with Netflix and Showtime about airing the planned series. Hurwitz announced the new series will have one episode focusing on each of the Bluth family members.
It's been years of 'Arrested Development' movie "news," but this seems a little bit more concrete than the old "Yes, it's happening ... probably." Once a network is announced then it looks like this thing may actually happen.
Hurwitz made the announcement at a New Yorker panel, and as they left the stage, the cast broke out into the infamous chicken dance.
It looks like after all these years they've still never seen a chicken.
From another angle:
And for reference:
Check out photos from the panel below!