The two teams contesting the 2013 Davis Cup by BNP Paribas Final have named their strongest possible line-ups for the showpiece event on 15-17 November.
World No. 2 Novak Djokovic will lead Serbia in its second-ever Davis Cup Final by with Janko Tipsarevic the likely second singles player and Ilija Bozoljac and Nenad Zimonjic probable to play in the doubles.
Czech Republic, meanwhile, has named its top three players in the shape of Berdych, No. 43 Lukas Rosol and No. 45 Radek Stepanek as well as the experienced Jan Hajek.
The Final is taking place at the Belgrade Arena on an indoor hard court, with play scheduled to start at 4pm local time (3pm GMT) on Friday 15 November.
The draw will take place on Thursday 14 November, in which Friday's line-up will become clear.
Follow live coverage on DavisCup.com.