Key dates

Contingent upon ratification of the collective bargaining agreement by the players prior to these dates.

July 23

l Voluntary training, conditioning and classroom instruction permitted until first day of clubs’ preseason training camps.

l 2011 free agency list to be issued and will become effective on the first day of the 2011 league year (July 27).

l Clubs/players may begin to renegotiate contracts. Clubs may begin to sign drafted rookies and their own undrafted free agents (UFAs), restricted free agents (RFAs), exclusive rights players and franchise players.

l Waivers begin for the 2011 league year.

l Starting at 2 p.m., clubs may negotiate with, but not sign, undrafted rookie free agents, free agents, and other clubs’ UFAs, RFAs, and franchise players.

July 24

Starting at 2 p.m., clubs may begin to sign undrafted rookie free agents.

July 27

l 2011 league year commences at 2 p.m. Clubs may sign free agents and other clubs’ UFAs. Clubs may sign offer sheets.

l Trading period begins. All clubs must be under the salary cap.

l Rosters expand to 90-man limit.

l Training camps open for all clubs. Day 1 activities limited to physicals, meetings, and conditioning. No pads permitted on Day 2 or Day 3.

Aug. 9

Deadline for players under contract to report to their clubs to earn an accrued season for free agency.

Aug. 11-15

First preseason weekend.

Aug. 12

Deadline for signing of offer sheets by restricted free agents.

Aug. 12

l Deadline for June 1 tender to unrestricted free agents. If the player has not signed a player contract with a club by Aug. 26, he may negotiate or sign a player contract from Aug. 26 until the Tuesday following the 10th week of the regular season, at 4 p.m., only with his prior club.

l Deadline: if a drafted rookie has not signed a player contract by this date, he cannot be traded during his initial league year and may sign a player contract only with the drafting club until the day of the draft in the next league year.

Aug. 13-17

Each club has until five days prior to its second preseason game to provide any tendered but unsigned exclusive rights player or restricted free agent with written notice of the club’s intent to place the player on the exempt list if the player fails to report at least the day before the club’s second preseason game.

Aug. 16

Deadline for prior club to exercise right of first refusal to restricted free agents.

Aug. 17

Deadline for June 1 tender to restricted free agents who have received a qualifying offer for a right of first refusal only.

Aug. 26

Signing period ends for unrestricted free agents who received the June 1 tender.

Aug. 29

Deadline for June 15 tender to restricted free agents.

Aug. 30

Clubs reduce rosters from 90 players to 75 players.

Sept. 3

Clubs reduce rosters to 53 players.

Sept. 8-12

First regular season weekend.

Sept. 20

Deadline at 4 p.m. for any club that designated a franchise player to sign such player to a multi-year contract or extension.