Work on the ground, which will accommodate 22,000 fans, is expected to be completed in July 2004.
Plans are still in place to build a new ground.
"I am delighted to fulfil the dearest wish of our fans to take us home - albeit temporarily," The Fulham chairman said.
"Craven Cottage has a warm place in my heart. Its beautiful riverside setting gives it a special atmosphere and it is closely bound up with the history of this great club."