 Then in late December 2008, Subotić notified the US Soccer Federation about his decision, the first official step in the process of changing national team attachment.On 28 March 2009, Subotić made his debut for the Serbian national team in the 2010 World Cup qualifier against Romania in Constanţa that Serbia won 2–3.Coming on as a 65th-minute substitute for striker Marko Pantelić with Serbia leading 1–3, Subotić played the slightly altered central defensive role as Antić looked to protect the lead for the remaining 30 minutes in the crucial qualifying match.