The winner would be qualified for 2010 Recopa Sul-Brasileira and 2011 Campeonato Brasileiro Série D. However, the winner may already qualified for the higher division or withdraw to play. Moreover, If 2011 Campeonato Gaúcho winner and runner-up were Grêmio and Internacional (GRE–NAL), the runner-up of the cup would be allocated 1 of the 3 spot of the state to 2012 Copa do Brasil, otherwise the champion, runner-up and the third place of the league would be qualified to the cup.

The clubs were divided into three groups according to their location (Metropolitan, Border and Mountain), and would be play 10 matches in double round-robin in each group. 16 teams would qualify for the next stage, which the group winner would be paired with fifth place; runner-up paired with fourth place. The best third place would against the best sixth place and the two other against each other.

Teams of lower rank plays their home match first and the opponent of the next stage would be paired based upon bracket.

Teams filled their inferior squad to the tournament: Internacional used its B team,Porto Alegre fielded its youth products along with other contracted players and Grêmio used its B team (under-20 team).

Updated to games played on 25 October 2010.
Source: FGF (Portuguese)
Rules for classification: 1st points; 2nd number of wins; 3rd goal difference; 4th number of goals scored; 5th head-to-head points; 6th discipline record (sent off); 7th discipline record (caution); 8th draw at FGF
(C) = Champion; (R) = Relegated; (P) = Promoted; (E) = Eliminated; (O) = Play-off winner; (A) = Advances to a further round.
Only applicable when the season is not finished:
(Q) = Qualified to the phase of tournament indicated; (TQ) = Qualified to tournament, but not yet to the particular phase indicated; (RQ) = Qualified to the relegation tournament indicated; (DQ) = Disqualified from tournament.

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Wikipedia