February 7, 2013: Australian Crime Commission announces a year-long investigation has uncovered widespread use of drugs in Australian sport.
February 12: Cronulla, Manly, Newcastle, North Queensland, Penrith and Canberra announce they were implicated in the ACC's report, and discuss possible amnesties with ASADA for players and officials who come forward early.
February 13: Cronulla reveal part of their 2011 season is under scrutiny but that no players have tested positive.
March 8: Coach Shane Flanagan stood down pending a review. Bruno Cullen made interim chief.
April 29: Sharks back-rower Wade Graham becomes first NRL player to be interviewed by ASADA. The authority later suspends interviews with NRL players.
August 29: Canberra's Sandor Earl is suspended and issued with an NRL infraction notice after admitting to using and trafficking the banned peptide CJC-1295.
December 17: The NRL announces its provisional findings against Cronulla, proposing the club be hit with a $1 million fine, Flanagan be suspended for 12 months, and the cancellation of former strength and conditioning coach Trent Elkin's registration.
August 17: Fairfax Media reveals members from Cronulla's 2011 playing squad could be offered one-month playing bans.
August 20: Seventeen past and present Cronulla players are issued with show-cause notices at a series of meetings with ASADA and the NRL, where players were offered backdated one-year bans.
August 22: All present NRL players take up ASADA's offer of a 12-month ban, backdated to November. Super League-based players Paul Aiton and Ben Pomeroy, plus the retired Colin Best, are understood to have rejected the offer.
