2017 Liga 2 (Indonesia)
The 2017 Liga 2 was the inaugural season of the Liga 2 under its current name, and the eighth season under its current league structure. Persebaya won the title after a 3–2 win over PSMS in the final at Gelora Bandung Lautan Api Stadium, Bandung on 28 November 2017. Overview. Player regulations. Starting this season Liga 2 was an under-25 tournament (born on or after 1 January 1992), with a maximum of five overage players allowed. Teams are no longer allowed to use foreign players and were allowed to have a maximum of 30 players. Format . The league was divided into eight groups containing 7–8 teams each. The top two teams from each group qualified for the next round, while teams ranked fifth and below were relegated to the Liga 3. This arrangement was made to reduce the large number of participants (61) in 24 teams in the 2018 season. Teams. 55 teams from the 2015 Liga Indonesia Premier Division were rejoined with four teams who pulled out from that season. Persebaya Surabaya, previously not recognized, also participated this season. First round. The first round started on 19 April 2017 with 61 teams competed. Group 1 . On 26 July 2017, Pro Duta announced to exit from the competition after 8 matches. The other teams' results against Pro Duta was nullified <onlyinclude></onlyinclude> Group 2. <onlyinclude></onlyinclude> Group 3. <onlyinclude></onlyinclude> Group 4. <onlyinclude></onlyinclude> Group 5. <onlyinclude></onlyinclude> Group 6. <onlyinclude></onlyinclude> Group 7. <onlyinclude></onlyinclude> Group 8. Unlike other groups who played their match on home and away basis, Group 8 was contested as a double round-robin tournament held at Gelora Delta Stadium, Sidoarjo. Persifa withdrew from the competition after the management did not submit the player  list and could not be contacted in a day before their first match. <onlyinclude></onlyinclude> Second round. This round began on 20 September 2017 and ended on 13 October 2017. Sixteen teams competed in this round. Group A. <onlyinclude></onlyinclude> Group B. <onlyinclude></onlyinclude> Group C. <onlyinclude></onlyinclude> Group D. <onlyinclude></onlyinclude> Third round. The third round was divided into 2 groups. Each group were contested as a single round-robin tournament played with the home tournament format on a neutral venue. The group winners and runner-ups qualified to semifinals. <onlyinclude></onlyinclude> < onlyinclude></onlyinclude> Knockout round. Knockout round was held in Gelora Bandung Lautan Api Stadium, Bandung on 25–28 November 2017. The three best teams promoted to Liga 1. Relegation play-off. A special play-off was held between PSBK and Persewangi to determine one slot left for relegation play-off. This match stopped in 86' due to dissatisfaction to referee when PSBK was leading 1–0. Persewangi declared lose 0–3. Relegation play-off round was divided into 4 groups. Each group were contested as a single round-robin tournament played with the home tournament format on a neutral venue. The group winner  and one best runner-up teams were stayed in 2018 Liga 2. The drawing was held in Jakarta on 18 September 2017. <onlyinclude></onlyinclude> <onlyinclude></onlyinclude> <onlyinclude></onlyinclude> <onlyinclude></onlyinclude>