2020 Liga DIMAYOR

Format

• Two tournaments per year, with three stages each. The first stage would be contested on a single round-robin basis, with each team playing the other teams once plus an additional match against a regional rival for a total of 20 games.
• Due to the 2020 Copa América scheduled to be held in the country from mid-June to mid-July, and in order to conclude the Torneo Apertura on 24 May, the second stage for this tournament would be a knockout round contested by the top four teams at the end of the first stage, with the best-placed team at the end of the first stage facing the fourth-best placed team and the second-best placed team playing the third-best placed one in a double-legged series. The Torneo Finalización would feature the semifinal stage as it was played during the previous season.
• The finals in both tournaments would be contested by the winners of each semifinal tie or group, playing a double-legged series for the championship.
• The distribution of international qualification berths as well as the relegation system would not change.

Teams

Stadia and locations

Team	Manager	City	Stadium	Capacity
Alianza Petrolera	Managerial changes Team Outgoing manager Manner of departure Date of vacancy Position in table Incoming manager Date of appointment La Equidad Effects of the COVID-19 pandemic On 13 March 2020, after a meeting with its member clubs, DIMAYOR announced the temporary suspension of the tournament, along with the Primera B and Copa Colombia ones, due to the COVID-19 pandemic. On 29 June, and after an Assembly of its member clubs, DIMAYOR presented a timetable for the implementation of the biosecurity protocol to resume its competitions, with COVID-19 testing for players and staff members of every club scheduled to be held from 10 to 15 July, and individual training resuming the following day. The resumption of collective training sessions, scheduled for 20 August, would be subject to government approval. According to said timetable, the league was scheduled to resume on 27 August, pending the fulfillment of the previous stages as well as final approval by the Colombian government. On 25 July, it was announced that the competition would resume on 30 August with alterations in its format, and pending government approval. With the Ministry of Health authorizing stages 4 and 5 of the biosecurity protocol on 20 August, and due to some adjustments to the protocol requested by DIMAYOR, that date of resumption had to be pushed back for at least two weeks, to mid-September. On 31 August, the Ministry of Health issued the resolution that approved the adjusted protocol and greenlit the start of collective training sessions for 1 September, while President of DIMAYOR Fernando Jaramillo confirmed that the tournament would resume on 19 September, with the postponed matches Deportivo Cali vs. Millonarios and Deportivo Pasto vs. Deportes Tolima to be played on 13 and 14 September, respectively. On 3 September, DIMAYOR confirmed that the league would resume on 12 September 2020, with the postponed matches as it was planned, while the rest of clubs were notified that the ninth round of the competition would be played in the weekend of 19–20 September, with a meeting to confirm the competition format to be held on 9 September. On 18 September, the match Atlético Nacional vs. Deportes Tolima was suspended by DIMAYOR on advice from representatives from the Ministry of Health following the confirmation of positive COVID-19 cases in the latter team and despite having authorized the team's trip to Medellín to play the match. The match was scheduled to be played in the evening of that same day, and was eventually rescheduled for 30 September. Knockout stage Finals ---- ''América de Cali won 3–2 on aggregate.'' Liguilla Group stage The 12 teams that failed to qualify for the knockout stages were split into three groups of four teams according to geographical criteria and played each one of their rivals once in a single round-robin tournament, with the two highest-placed teams from the first stage in each group playing two matches at home. The three group winners and the best group runners-up advanced to the semi-finals. The fixture for the Liguilla group stage was unveiled by DIMAYOR on 23 November. Due to the liquidation of Cúcuta Deportivo, DIMAYOR decided to exclude that club from the competition and the Liguilla was played by 11 teams as a result, with one of the groups being comprised by three teams only. Ranking of group runners-up The best team among the three group runners-up qualified for the Liguilla semi-finals. Semi-finals The teams with the best performance after the first stage and the Liguilla group stage hosted the match. ---- Final The team with the best performance after the first stage and the previous stages of the Liguilla hosted the match. Copa Sudamericana play-off The Liguilla winners played the aggregate table fourth best team not qualified for the 2021 Copa Libertadores in a single match for the Colombia 4 berth in the 2021 Copa Sudamericana. The match was hosted by the aggregate table fourth best team not qualified for the Copa Libertadores. Top goalscorers Source: Relegation A separate table is kept to determine the teams that get relegated to the Categoría Primera B for the next season. This table is elaborated from a sum of all first stage games played for the current season and the previous two seasons. For purposes of elaborating the table, promoted teams are given the same point and goal tallies as the team in the 18th position at the start of the season. Due to the COVID-19 pandemic, no teams were relegated at the end of this season, with relegation being postponed until the end of the first semester of 2021 in order to ensure teams could be able to play the same amount of matches as originally scheduled. Team 1 Deportes Tolima 72 64 37 98 137 84 53 173 2 Atlético Nacional 71 66 35 98 143 97 46 172 3 Deportivo Cali 58 67 34 98 133 97 36 159 4 Junior 62 63 33 98 118 77 41 158 5 69 59 20 98 145 120 25 148 6 Once Caldas 63 56 29 98 120 98 22 148 7 Millonarios 51 67 30 98 125 104 21 148 8 América de Cali 47 67 33 98 127 119 8 147 9 Santa Fe 56 46 40 98 120 85 35 142 10 La Equidad 61 42 32 98 111 99 12 135 11 Rionegro Águilas 57 40 31 98 108 119 –11 128 12 Atlético Bucaramanga 58 46 21 98 103 119 –16 125 13 Deportivo Pasto 35 54 34 98 96 98 –2 123 14 Envigado 46 47 23 98 106 120 –14 116 15 Alianza Petrolera 42 55 20 98 102 126 –23 116 16 Patriotas 49 50 17 98 83 116 –33 116 17 Cúcuta Deportivo 42 59 14 98 117 152 –35 115 18 Deportivo Pereira 39 38 18 98 77 137 –60 95 19 Jaguares 39 38 17 98 81 143 –62 94 20 Boyacá Chicó 39 38 15 98 73 146 –73 92 Source: Rules for classification: 1st points; 2nd goal difference; 3rd goals scored; 4th away goals scored.