February 9 - 23 - Period during which clubs can designate franchise or transition players.
February 22 - 28 - Scouting Combine.
March 2 - Expiration of all 2005 player contracts. Deadline for exercising options for 2006 on all players who have option clauses in their 2005 contracts.
March 3 - Veteran free agency signing period begins. Trading period begins.
March 26 - 30 - NFL annual meeting.
April 21 - Deadline for signing of offer sheets by restricted free agents.
April 28 - Deadline for old club to exercise right of first refusal to restricted free agents.
April 29 - 30 - NFL Draft.