El ERC modifica de nuevo el calendario asignando los días entre el 16 y el 18 de septiembre al Azores Rallye mientras que el Rally Serras de Fafe e Felgueiras pasa a disputarse entre el 1 y 3 de octubre. El nuevo calendario queda así:
FIA European Rally Championship 2021
Round 1: 77th Rally Poland (Gravel), June 18-20, 2021 J, A, C, M
Round 2: Rally Liepāja (Latvia, gravel), July 1-3, 2021 J, A, M
Round 3: Rally di Roma Capitale (Italy, asphalt), July 23-25, 2021 J, A, C, M
Round 4: 50th Barum Czech Rally Zlín (Asphalt), August 27-29, 2021 J, A, C, M
Round 5: 55th Azores Rallye (Gravel), September 16-18, 2021 M
Round 6: Rally Serras de Fafe e Felgueiras (Portugal, gravel), October 1-3, 2021 M
Round 7: Rally Hungary (Asphalt), October 22-24, 2021 J, A, C
Round 8: Rally Islas Canarias (Asphalt), November 18-20, 2021 J, A