Both Borussia Dortmund and Bayern Munich announced the news on twitter and their official website.
The tweet read:
Bayern released an official statement on their website which read: "The negotiations were very fair and serious. We'd like to thank Borussia Dortmund, Mario, his father as well as his agent for that," said FC Bayern München AG chairman Karl-Heinz Rummenigge.
"I think the transfer is a good solution for all parties. FC Bayern thanks Mario Götze for three years wearing the Bayern shirt and wishes him all the best for the future."
more to follow...