First placer Krupa was the only team in the 201920 First League of the Republika Srpska that was promoted to the Premijer Liga BiH.
The season began on 10 August 2019 and ended abruptly on 8 May 2020 due to the COVID-19 pandemic in Bosnia and Herzegovina, with Krupa getting promoted to the Premier League of Bosnia and Herzegovina and no one getting relegated. 1 Krupa (C, P) 
Krupa
2nd First League title Krupa 
