The 35-year old, who came on as a substitute for England in their 3-0 win over Belarus on Wednesday night, will almost certainly end up at the San Siro with Milan for the second time.
The move is a great chance for Beckham to strengthen his World Cup hopes in Fabio Capello’s squad for South Africa next year.
"It's close," Beckham said.
"I've always said I want to go back there if they want me. AC Milan have said they wanted me back since I left to go back to the United States and they're saying the same now.
"It's 95 percent done so I don't know why it wouldn't happen now."