The defense may place a maximum of (5) players in the tackle-to-tackle "box." 

No defender shall align directly over the Center (must maintain a 2-yard/6-foot cushion) and may not line up in the "A" gap prior to the snap.

Penalty: Illegal Formation.

Field Coaches: One (1) coach per team is allowed on the field.

Water Bottles: Coaches are permitted to have (1) Water Bottle on the field, but it must be kept in pockets or bags.

• A bottle on the field results in Illegal Equipment, while a bottle that trips an opponent result in Unsportsmanlike Conduct.

Recording: Handheld recording is prohibited; using any device (including tablets or phones) to record play results in Unsportsmanlike Conduct.

On Field Cameras: "On Field" coaches cannot have any type of recording device. 

Reference Media and Communication Devices