UFL Head of Officiating Larry Upson Explains Differences Between UFL, NFL Rules The United Football League is striving to be a legitimate professional football operation — much more similar to the NFL than the Arena Football League or XFL, but there are still a few rule differences between the two leagues.

The UFL, as most NFL fans would like to see, actually ensures that both teams possess the ball in overtime.

Additionally, the UFL strives to emphasize player safety with tweaks to rules about where linemen can be set on certain types of plays.

UFL Head of Officiating Larry Upson breaks down the league’s rules.