September 1 – Prior to 4 p.m., New York time, clubs must reduce their rosters to a maximum of 75 players on the Active List.
September 3 – Final preseason games.
September 5 – Prior to 4 p.m., New York time, clubs must reduce rosters to a maximum of 53 players on the Active/Inactive List.
September 5 – Simultaneously with the cut-down to 53, clubs that have players in the categories of Active/Physically Unable to Perform or Active/Non-Football Injury or Illness must select one of the following options: place player on Reserve/Physically Unable to Perform or Reserve/Non-Football Injury or Illness, whichever is applicable; request waivers; terminate contract; trade contract; or continue to count the player on the Active List.
September 6 – Claiming period for players placed on waivers at the final roster reduction will expire at noon, New York time.
September 6 – Upon receipt of the Personnel Notice at approximately 1 p.m., New York time, clubs may establish a practice squad of 10 players. No club, including the player’s prior club, will be permitted to sign a player to a practice player contract until all clubs have received simultaneous notification via the above Personnel Notice that such player’s prior NFL player contract has been terminated via the waiver system.
September 6 – After 4 p.m., New York time, a club is permitted to place a player on Reserve/Injured as “Designated for Return.”
September 10 – At 12 a.m., New York time, the Top 51 Rule expires for all NFL clubs.
