It is a ten yard penalty - Vikings vs. Steelers 10/25/09
Tripping
Yes, a horse collar tackle is considered a penalty in the NFL.
In the NFL, the penalty for hands to the face is a 15-yard penalty and can result in a player being ejected from the game for repeated infractions.
According to the NFL rulebook, illegal formations, motions and substitutions all carry a five-yard penalty.
Boarding Charging Checking from Behind Cross-Checking Delayed Penalty Elbowing Fighting High Sticking Holding Hooking Interference Penalty Shot Slashing Spearing Tripping
Yes, the horse collar tackle penalty is still enforced in the NFL.
There are no points for penalties in an NFL game.
I think it is loss of down or a 10 yard penalty.
15 yards is the penalty for spearing.
No it is not.
Yes, the NFL has declined penalties during games. Teams have the option to decline a penalty if it would not benefit them to accept it, such as if the penalty would result in a loss of yardage or if the play was successful despite the penalty.
In the NFL, a player can be penalized for taking off their helmet during a game. The penalty typically results in a 15-yard unsportsmanlike conduct penalty.