Football Football Fourth substitute to be permitted in Champions League extra time The use of a fourth substitute in matches that go to extra time, as seen at the 2018 World Cup, will be permitted in the Champions League. Stephen Creek 05 July, 2018 17:02 IST Ashley Young comes on as a substitute for Manchester United in the Champions League - Getty Images Stephen Creek 05 July, 2018 17:02 IST Teams playing in the Champions League and Europa League in 2018-19 will be able to field a fourth substitute in matches that go to extra time, UEFA has announced. Following the successful implementation of the rule by FIFA at the World Cup, European football's governing body updated its rules on replacements for various competitions. The additional substitute will also be available to teams playing in the UEFA Super Cup, the Women's Champions League, European Championship and European Women's Championship. Meanwhile, five changes per team will be permitted in the UEFA Youth League and the Under-17 and Under-19 European Championships for men and women. Read more stories on Football. For more updates, follow Sportstar on :