QF/SF
KNOCKOUT STAGE
2.4 The clubs ranked 1 to 4 will have home advantage for the quarter-finals as follows:
Club 1 v Club 8 (QF1)
Club 4 v Club 5 (QF2)
Club 3 v Club 6 (QF3)
Club 2 v Club 7 (QF4)
The winner of QF1 will play the winner of QF2 in one semi-final, and the winner of QF3 will play the winner of QF4 in the other semi-final as follows:
Semi-final 1: winner QF1 v winner QF2
Semi-final 2: winner QF3 v winner QF4
The semi-final matches will be played at home venues, and the highest-ranked clubs from the pool stage will have home venue advantage in their respective semi-final matches:
(a) For Semi-final 1
If the clubs ranked 1 and 4 win their QFs, the club ranked 1 will have home venue advantage
If the clubs ranked 1 and 5 win their QFs, the club ranked 1 will have home home venue advantage
If the clubs ranked 8 and 4 win their QFs, the club ranked 4 will have home venue advantage
If the clubs ranked 8 and 5 win their QFs, the club ranked 5 will have home venue advantage
(b) For Semi-final 2
If the clubs ranked 3 and 2 win their QFs, the club ranked 2 will have home venue advantage
If the clubs ranked 3 and 7 win their QFs, the club ranked 3 will have home venue advantage
If the clubs ranked 6 and 2 win their QFs, the club ranked 2 will have home venue advantage
If the clubs ranked 6 and 7 win their QFs, the club ranked 6 will have home venue advantage
2.5 The final match will be played at a venue designated by EPCR.
2.6 In the event of a tie at full-time in the quarter-finals, semi-finals or final, extra time of 10 minutes each way will be played. If the scores remain tied, the winner will be determined as follows:
(a) the club that scored the most tries in the match (including extra time) or
(b) if equal, by a place-kick competition.
https://www.epcrugby.com/challenge-cup/format/rules/