http://espn.go.com/nfl/story/_/id/12051437/p2015-nfl-key-dates-p
Jan. 24: Senior Bowl, Mobile, Ala.
Jan. 25: Pro Bowl (University of Phoenix Stadium, Glendale, Ariz., 8 p.m. ET, ESPN)
Jan. 25: An assistant coach whose team is participating in the Super Bowl and who has previously interviewed for another team's head-coaching job may have a second interview with that team no later than the Sunday preceding the Super Bowl.
Feb. 1: Super Bowl XLIX (University of Phoenix Stadium, Glendale, Ariz., NBC)
Feb. 16: First day for clubs to designate franchise or transition players.
Feb. 17-23: NFL Scouting Combine, Lucas Oil Stadium, Indianapolis
March 2: Deadline (before 4 p.m. ET) for clubs to designate franchise or transition players.
March 10: 2015 league year and free agency period begin at 4 p.m. ET. All clubs must be under the 2015 salary cap before 4 p.m. ET.
March 22-25: Annual meeting, Phoenix
April 24: Deadline for restricted free agents to sign offer sheets
April 29: Deadline for prior club to exercise right of first refusal to restricted free agents.
April 30-May 2: NFL draft, Chicago
May 8-11: First weekend after draft: Clubs may elect to hold their three-day post-draft rookie mini-camp from Friday through Sunday or Saturday through Monday.
May 15-18: Second weekend after draft: Clubs may elect to hold their three-day post-draft rookie mini-camp from Friday through Sunday or Saturday through Monday.
May 18-20: NFL spring league meeting, San Francisco
June 21-27: Rookie Symposium, Aurora, Ohio.