Warhammer Codex Release Dates

7th Edition [May 2014]
 Supplement: Angels of Death (Space Marines) [April 2016]
 Supplement: Crimson Slaughter (Chaos Space Marines) [April 2016]
 Supplement: Black Legion (Chaos Space Marines) [April 2016]
 Supplement: Farsight Enclaves (Tau Empire) [February 2016]
 Supplement: Waaagh! Ghazghkull (Orks) [February 2016]
 Supplement: Cadia (Astra Militarum) [January 2016]
 Supplement: Flesh Tearers (Blood Angels) [January 2016]
 Supplement: White Scars (Space Marines) [January 2016]
 Supplement: Raven Guard (Space Marines) [January 2016]
Codex: Tau Empire [October 2015]
Codex: Dark Angels [June 2015]
Codex: Space Marines [June 2015]
 Supplement: Sentinels of Terra (Space Marines) [June 2015]
 Supplement: Clan Raukaan (Space Marines) [June 2015]
Codex: Cult Mechanicus [May 2015]
Codex: Imperial Knights [May 2015]
Codex: Craftworlds (Eldar) [April 2015]
Codex: Skitarii [April 2015]
Codex: Khorne Daemonkin [March 2015]
Codex: Harlequins [February 2015]
Codex: Necrons [January 2015]
Codex: Blood Angels [December 2014]
Codex: Dark Eldar [October 2014]
 Supplement: Haemonculus Covens (Dark Eldar) [October 2014]
Codex: Grey Knights [August 2014]
Codex: Space Wolves [August 2014]
 Supplement: Champions of Fenris (Space Wolves) [August 2014]
Codex: Orks [June 2014]
 Supplement: Waaagh! Ghazghkull (Orks) [July 2014]

6th Edition [2012]
Codex: Astra Militarum [April 2014]
Codex: Militarum Tempestus [April 2014]
 - Codex: Imperial Knights [March 2014] (14 months)
 -  Supplement: Crimson Slaughter [March 2014] (2 years)
Codex: Legion of the Damned [March 2014]
Codex: Tyranids [January 2014]
Codex: Inquisition [November 2013]
 -  Supplement: Clan Raukaan (Space Marines) [November 2013] (2 years)
 -  Supplement: Sentinels of Terra (Space Marines) [October 2013] (2 years)
Codex: Adepta Sororitas [October 2013]
 - Codex: Space Marines [September 2013] (20 months) (2 years)
 Supplement: Black Legion (Chaos Space Marines) [August 2013]
 -  Supplement: Farsight Enclaves (Tau Empire) [July 2013] (3 years)
 - Codex: Eldar [June 2013] (2 years)
 Supplement: Iyanden (Eldar) [June 2013]
 - Codex: Tau Empire [April 2013] (2 years)
Codex: Chaos Daemons [March 2013]
 - Codex: Dark Angels [January 2013] (2 years)
Codex: Chaos Space Marines [October 2012]

5th Edition [2008]
 - Codex: Necrons November [2011] (Made with 6th in mind.) (4 Years)
 - Codex: Sisters of Battle [August/September 2011] (Made with 6th in mind.) (2 years)
 - Codex: Grey Knights [April 2011] (Made with 6th in mind.) (3 years)
 - Codex: Dark Eldar [November2010] (4 years)
 - Codex: Blood Angels [April 2010] (4 years)
 - Codex: Tyranids [January 2010] (4 years)
 - Codex: Space Wolves [October 2009] (5 years)
 - Codex: Imperial Guard [May 2009] (5 years)
 - Codex: Space Marines [October 2008] (5 years)

4th Edition [2004]
 - Codex: Chaos Daemons [May 2008] (Made with 5th in mind.) (5 years)
 - Codex: Orks [January 2008] (Made with 5th in mind.) (6 years)
 - Codex: Chaos Space Marines [September 2007] (Made with 5th in mind?) (5 years)
 - Codex: Blood Angels [June/July 2007] (3 years)
 - Codex: Dark Angels [March 2007] (6 years)
 - Codex: Eldar [November 2006] (7 years)
 - Codex: Tau Empire [March 2006] (7 years)
 - Codex: Black Templars [November 2005 (8 years)
 - Codex: Tyranids [2005] (5 years)
 - Supplement: Catachans [2005] (4 years)
 - Codex: Space Marines [November 2004] (4 years)

3rd Edition [1998]
 - Codex: Witch Hunters [April 2004] (7 years)
 - Codex: Dark Eldar (Second Edition) [November 2003] (7 years)
 - Codex: Imperial Guard (Second Edition) [September 2003] (6 years)
 - Codex: Daemonhunters [March 2003] (8 years)
 - Codex: Chaos Space Marines (Second Edition) [October 2002] (5 years)
 - Codex: Necrons [July 2002] (9 years)
 - Supplement: Dark Angels (Second Edition) [2002] (5 years)
 - Codex: Tau [October 2001] (5 years)
 - Codex: Tyranids [February 2001] (4 years)
 - Supplement: Craftworld Eldar [June 2000] (6 years)
 - Supplement: Space Wolves [April 2000] (9 years)
 - Supplement: Catachans: February 2000 (5 years)
 - Codex: Imperial Guard: November 1999 (4/10 years)
 - Codex: Eldar: August 1999 (7 years)
 - Codex: Orks: July 1999 (9 years)
 - Supplement: Assassins: July 1999 (4/5 years)
 - Supplement: Dark Angels: May 1999 (36? Months to 'Second Edition' / 94 Months to replace)
 - Codex: Chaos Space Marines: February 1999 (44 Months to 'Second Edition' / 103 Months to replace)
 - Supplement: Blood Angels: December 1998 (102 Months replace)
 - Codex: Dark Eldar: November 1998 (60 Months to 'Second Edition' / 144 Months to replace)
 - Codex: Space Marines: October 1998 (73 Months to replace)

2nd Edition [1998]
 - Codex: Sisters of Battle: August 1997
 - Codex: Supplement: Assassins: June 1997
 - Codex: Angels of Death (rules for both Dark Angels and Blood Angels): 1996
 - Codex: Chaos: 1996
 - Codex: Ultramarines (also covering other 'standard' Space Marine armies): 1995
 - Codex: Tyranids (rules for both Tyranids and Genestealer Cults): 1995
 - Codex: Imperial Guard: 1995
 - Codex: Space Wolves: 1994
 - Codex: Orks: 1994
 - Codex: Eldar: 1994