The International Cricket Council (ICC) announced Reiffel's elevation on Tuesday following several strong seasons as one of the leading umpires in Australia. Reiffel joins fellow Australians Rod Tucker, Bruce Oxenford and Steve Davis on the panel of 12 umpires.
While India thrashed Sri Lanka to reach the final, England got the better of South Africa in the last-four stage.
Match official appointments 19 June - England v South Africa (d), The Oval - Kumar Dharmasena and Rod Tucker (on-field umpires), Bruce Oxenford (third umpire), Steve Davis (fourth umpire), Javagal Srinath (referee)
According to statement from the ICC, Dilshan and Jayawardena were found to have breached Article 2.1.5 of the ICC Code of Conduct for Players and Player Support Personnel, which relates to "excessive appealing during an international match".