Jan. 5-6 - Wild-card playoff games.
Jan. 6 - Assistant coaches under contract to playoff clubs that have byes in the wild-card weekend may be interviewed for head coaching positions through the conclusion of wild-card games.
Jan. 12-13 - Divisional playoff games.
Jan. 13 - Assistant coaches under contract to playoff clubs that won wild-card games may be interviewed for head coaching positions through the conclusion of divisional playoff games.
Jan. 15 - Deadline for underclassmen to petition for special eligibility for the 2013 NFL draft.
Jan. 19 - East-West Shrine Game, Tropicana Field, St. Petersburg, Fla.
Jan. 20 - AFC and NFC championship games.
Jan. 27 - Pro Bowl, Aloha Stadium, Honolulu; An assistant coach, whose team is in the Super Bowl and who has previously interviewed for another club's head coaching job, may have a second interview with the club no later than the Sunday preceding the Super Bowl.
Feb. 3 - Super Bowl, Superdome, New Orleans
March 9-11 - Clubs may enter negotiations with certified agents of players who will be unrestricted free agents at end of league year.
March 12 - Before 4 p.m. EDT, clubs must exercise options for 2013 on all players who have option clauses in their 2012 contracts; clubs must submit qualifying offers to their restricted free agents with expiring contracts and to whom they desire to retain a right of first refusal/compensation; clubs must submit a minimum salary offer to retain exclusive negotiating rights to players with expiring 2012 contracts and who have fewer than three seasons of free agency credit; all 2012 player contracts expire. All clubs must be under the salary cap. The 2013 league year, free agency and trading period begins at 4 p.m. EDT.
March 17-20 - Annual league meeting, Phoenix
April 25-27 - NFL draft, New York
May 20-22 - NFL spring league Meeting, Boston
Sept. 5, 8-9 - 2013 NFL season begins.