Kickoff: At kickoff all teammates of the kicker must be behind their 30 yard line until the ball is kicked. Receiving team must have at least 4 players between their 30 yard line and midfield. At least 4 receivers must remain in this area until the ball is kicked.
Punts: On a fourth down, teams must announce if they would like a scrimmage play. If not, a punt has been announced and teams cannot pass the ball. For announced punts all teammates of the kicker must be on the line of scrimmage. Receiving team must have 4 players within one yard of the line of scrimmage until after the ball is kicked. No receiver can cross or move off the line of scrimmage until after the ball is kicked. (Punts do not have to be announced on a fourth down, but teams will be lined up for a scrimmage play.)