2018–19 Liga IV Harghita
The 2018–19 Liga IV Harghita was the 51st season of the Liga IV Harghita, the fourth tier of the Romanian football league system. The season began on 25 August 2018 in the West Series and 1 September 2018 in the East Series. The season ended on 9 June 2019 with the final between the winners of the two series.Gheorgheni was crowned as county champion and qualify to the promotion play-off. Team changes. The league was expanded from one series with eight teams to two series – West Series, with 14 teams and East Series, with  8 teams. 15 teams were promoted from Liga V – Harghita County. Competition format. The West Series is played in a double round-robin tournament. The winner will qualify for the championship final and the last two ranked teams will be relegated to Liga V – Harghita County. In the East Series, in the first phase, regular season is played in a double round robin tournament. In the second phase, the play-off played between the places 1–5 and play-out between places 6–8. The first place will play the championship final and the last team will be relegated to Liga V  – Harghita County. Regular season. League tables. East Series. East Series play-off. The teams started the play-off with half of the points accumulated in the regular season. East Series play-out. The teams started the play-out with half of the points accumulated in the regular season. Championship play-off. The winner of West series face winner of East series. "Gheorgheni" won the 2019–20 Liga IV Harghita and qualify for promotion play-off. Promotion play-off. Champions of Liga IV – Harghita County face champions of Liga IV – Sibiu County. "Viitorul Șelimbăr" promoted to 2019–20 Liga III. 2018–19 Liga IV