Feb. 4-21 - Salary arbitration hearings, Phoenix.
Feb. 12 - Mandatory reporting date for players participating in the World Baseball Classic in Asia. Mandatory reporting date for all other pitchers and catchers participating in the WBC. Voluntary reporting date for pitchers and catchers not participating in the WBC.
Feb. 15 - Mandatory reporting date for WBC players not participating in Asia. Voluntary reporting date for position players not participating in the WBC.
Feb. 20 - Mandatory reporting date for players not participating in the WBC.
March 2-11 - Teams may renew contracts of unsigned players.
March 2-19 - World Baseball Classic.
March 13 - Last day to place a player on unconditional release waivers and pay 30 days termination pay instead of 45 days.
March 27 - Last day to request unconditional release waivers on a player without having to pay his full 2013 salary.
March 31 - Opening day, Texas at Houston. Active rosters reduced to 25 players.
June 6 - Amateur draft.
July 12 - Deadline for amateur draft picks to sign.
July 16 - All-Star game, Citi Field, New York.
July 28 - Hall of Fame induction, Cooperstown, N.Y.
July 31 - Last day to trade a player without securing waivers.
Sept. 1 - Active rosters expand to 40 players.
Oct. 23 - World Series begins.
November TBA - Deadline for teams to make qualifying offers to their eligible former players who became free agents, fifth day after World Series.
November TBA - Deadline for free agents to accept qualifying offers, 12th day after World Series.
Dec. 2 - Last day for teams to offer 2014 contracts to unsigned players.
Dec. 9-12 - Winter meetings, Lake Buena Vista, Fla.
July 15 - All-Star game, Minneapolis.
July 18 - Deadline for amateur draft picks to sign.
Dec. 8-11 - Winter meetings, San Diego.