 For official fixtures and results see Leinster Senior Hurling Championship at gaa.ie
"Carlow are relegated to the Joe McDonagh Cup for 2020, because the winners of the 2019 Joe McDonagh Cup were from Leinster (Laois).For official fixtures and results see Munster Senior Hurling Championship at gaa.ie

"Waterford did not need to play a relegation-playoff to avoid relegation to the Joe McDonagh Cup for 2020, because the winners of the 2019 Joe McDonagh Cup were from Leinster (Laois).The second ever Joe McDonagh Cup, the second tier of senior inter-county championship hurling, was contested by Antrim, Kerry, Laois, Offaly and Westmeath in 2019.