The 2025 FIA European Rallycross Championship for RX3 cars gets underway on May 31-June 1 with the opening round at Lousada (Circuito Internacional de Lousada) in Portugal.
The list of entries for the event looks as follows:
| No. | Driver | Car | Competitor |
|---|---|---|---|
| 7 |  Sámuel Kovács | Škoda Fabia Mk3 | Korda Racing KFT |
| 14 |  Libor Teješ | Audi A1 | Libor Teješ |
| 22 |  Ritys Gurklys | Audi A1 | NG Racing Team |
| 26 |  Nicolas Geleyns | Audi A1 |  Volland Racing |
| 36 |  Ricardo Costa | Citroën C3 | Ricardo Costa |
| 58 |  Dominik Senegacnik | Škoda Fabia Mk3 | KRTZ Motorsport |
| 76 | Rafaela Barbosa | Peugeot 208 | Rafaela Barbosa |
| 88 | Václav Tůma | Škoda Fabia Mk3 | Václav Tůma |
| 99 | João Ribeiro | Audi A1 | João Ribeiro |
| 103 | | |
|
| 104 | André Sousa | Audi A1 | André Sousa |
| 105 | Rogério Sousa | Ford Fiesta Mk7 | Rogério Sousa |
| 106 | António Sousa Jr. | Peugeot 208 | António Sousa Jr. |
| 118 | Luis Pedro Ferreira | Renault Twingo Mk3 | Luis Pedro Ferreira |
| 119 | José Artur Teixeira | Škoda Fabia Mk3 | José Artur Teixeira |
| 121 | | |
|
| 131 | Balász Kőrmőczi | VW Polo Mk5 | Szada Ring Racing KFT |
| 146 | Joaquim Machado | Audi A1 | Joaquim Machado |
| 147 | Leonel Sampaio | Škoda Fabia Mk2 | Leonel Sampaio |