The Challenge Cup semi-finals will be played as a double-header at Bolton Wanderers’ University of Bolton Stadium on Sunday, 5 August.
St Helens v Catalans Dragons will kick off at 12:30 BST, with Warrington Wolves facing Leeds Rhinos in the second game at 14:45 BST.
Both games will be broadcast back-to-back across BBC TV, local radio and online.
Live coverage begins on BBC One from 12:15 BST and continues until 17:00 BST when the two teams heading to Wembley Stadium for the final on Saturday, 25 August, will be confirmed.
BBC Sport’s live text commentary service will be running throughout the day to bring all the drama and major talking points, and you can also get involved via the social media channels on Twitter, , externalFacebook, external and Instagram. , external
Also this weekend Castleford Tigers face Leeds Rhinos at 15:00 BST on Saturday, 4 August in the Women’s Challenge Cup final.
Before this game, as a curtain raiser, Leeds based women’s club, Stanningley Ladies will play Bradford Bulls Women in the Challenge Shield kick off at 13:00 BST.
Both matches take place at Warrington Wolves’ Halliwell Jones Stadium as Warrington bids to host the women’s final of the 2021 Rugby League World Cup.