article_snippet: It would see a change in format for the Football League Trophy, with a group system being brought in.
article_snippet: The competition would feature 16 groups of four teams with one U21 team in each group, before a knockout stage leading to a final at Wembley Stadium. '
article_snippet: 16 of these under 21 sides would enter the JPT.
article_snippet: The initial part would see 16 groups of four teams, with one under 21 team in each.
article_snippet: The current rules for the Under 21 Premier League allow teams to field three overage outfield players and one overage goalkeeper.
article_snippet: That's why you will sometimes see a player returning from injury or struggling for form playing in an under 21 match.
article_snippet: So the the Under 21 Premier League clubs would predominantly be playing against teenage players but potentially with the odd big name thrown in.
article_snippet: Of course, The current rules for the Under 21 Premier League could be altered.
article_snippet: How would The current rules for the Under 21 Premier League fit into the calendar?
article_snippet: For the under 21 teams, the games would have to be shoehorned in between Premier League games, the Under 21 Premier League Cup and the Under 21 International Cup.
highlights_snippet: New format would see U21 teams in group stage followed by knockout .