Aug. 31 — Last day to be contracted to an organization and be eligible for postseason roster.
Sept. 1 — Active rosters expand to 28 players.
Oct. 5 — Regular season ends.
Oct. 7-9 — Wild Card Series.
Oct. 11-17 — Division Series.
Oct. 18-26 — League Championship Series
Oct. 28-Nov. 5 — World Series.
November TBA — Trading resumes, day after World Series.
November TBA — Last day for club to make a qualifying offer to an eligible former player who became a free agent, fifth day after World Series, 5 p.m. EST.
November TBA — Last day for player to accept a qualifying offer, 15th day after World Series, 5 p.m. EST.
Dec. 2 — Last day for teams to offer 2023 contracts to unsigned players on their 40-man rosters.
Dec. 4 — Hall of Fame Contemporary Baseball/Players Committee vote announced, San Diego.
Dec. 5-7 — Winter meetings, San Diego,
Dec. 7 — Winter meeting draft, San Diego.
Dec. 15 — International signing period closes, 5 p.m. EST.
2023
Jan. 13 — Salary arbitration figures exchanged.
Jan. 15 — International signing period opens, 9 a.m. EST.
Jan. 30-Feb. 17 — Salary arbitration hearings, St. Petersburg, Fla.
Feb. 15 — Voluntary reporting date for pitchers, catchers and injured players.
Feb. 20— Voluntary reporting date for other players.
February TBA — Exhibition games start.
Feb. 25 — Mandatory reporting date.
March 30 — Opening day, active rosters reduced to 26 players.
June 24-25 — Chicago Cubs vs. St. Louis at London.
July TBA — Amateur draft.
July 11 — All-Star Game, Seattle.
July 23 —Hall of Fame induction ceremonies, Cooperstown, N.Y.
July 31 — Last day during the season to trade a player, 6 p.m. EDT.
Aug. 1 — Deadline for drafted players to sign, except for players who have exhausted college eligibility, 5 p.m. EDT.
Aug. 20 — Philadelphia vs. Washington at Williamsport, Pa.
Oct. 1 — Regular season ends.
Dec. 15 — International signing period closes, 5 p.m. EST.
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