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Exchange Build and Schema Numbers

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For a complete guide on how to check these values and to also extend, prepare and verify Active Directory for Exchange, click here.

Exchange 2019

Exchange Version RangeUpper
(Schema)		 ObjectVersion
(Exchange Organization)		 ObjectVersion
(Exchange System Object)		BuildRelease Date
Exchange 2019 CU1417003167621324315.2.1544.92/3/24
Exchange 2019 CU1317003167611324315.2.1258.126/13/23
Exchange 2019 CU1217003167601324315.2.1118.74/20/22
Exchange 2019 CU1117003167591324215.2.986.5 9/28/21
Exchange 2019 CU10 17003167581324115.2.922.7 6/29/21
Exchange 2019 CU917002167571324015.2.858.53/16/21
Exchange 2019 CU817002167561323915.2.792.312/15/20
Exchange 2019 CU717001167551323815.2.721.29/15/20
Exchange 2019 CU617001167541323715.2.659.46/16/20
Exchange 2019 CU517001167541323715.2.595.33/17/20
Exchange 2019 CU417001167541323715.2.529.512/17/19
Exchange 2019 CU317001167541323715.2.464.59/17/19
Exchange 2019 CU217001167541323715.2.397.36/18/19
Exchange 2019 CU117000167521323615.2.330.52/12/19
Exchange 2019 RTM17000167511323615.2.221.1210/22/18

Exchange 2016

Exchange Version RangeUpper
(Schema)		 ObjectVersion
(Exchange Organization)		 ObjectVersion
(Exchange System Object)		BuildRelease Date
Exchange 2016 CU2315334162231324315.1.2507.64/20/22
Exchange 2016 CU2215334162221324215.1.2375.79/28/21
Exchange 2016 CU2115334162211324115.1.2308.86/29/21
Exchange 2016 CU2015333162201324015.1.2242.43/16/21
Exchange 2016 CU1915333162191323915.1.2176.212/15/20
Exchange 2016 CU1815332162181323815.1.2106.29/15/20
Exchange 2016 CU1715332162171323715.1.2044.46/16/20
Exchange 2016 CU1615332162171323715.1.1979.33/17/20
Exchange 2016 CU1515332162171323715.1.1913.512/17/19
Exchange 2016 CU1415332162171323715.1.1847.39/17/19
Exchange 2016 CU1315332162171323715.1.1779.26/18/19
Exchange 2016 CU1215332162151323615.1.1713.52/12/19
Exchange 2016 CU1115332162141323615.1.1591.1010/16/18
Exchange 2016 CU1015332162131323615.1.1531.36/19/18
Exchange 2016 CU915332162131323615.1.1466.33/20/18
Exchange 2016 CU815332162131323615.1.1415.212/19/17
Exchange 2016 CU715332162131323615.1.1261.359/19/17
Exchange 2016 CU615330162131323615.1.1034.266/27/19
Exchange 2016 CU515326162131323615.1.845.343/21/17
Exchange 2016 CU415326162131323615.1.669.3212/13/16
Exchange 2016 CU315326162121323615.1.544.279/30/16
Exchange 2016 CU215325162121323615.1.466.346/21/16
Exchange 2016 CU115323162111323615.1.396.303/15/16
Exchange 2016 RTM15317162101323615.1.225.4210/1/15

Exchange 2013

Exchange Version RangeUpper
(Schema)		 ObjectVersion
(Exchange Organization)		 ObjectVersion
(Exchange System Object)		BuildRelease Date
Exchange 2013 CU2315312161331323715.0.1497.26/18/19
Exchange 2013 CU2215312161311323615.0.1473.32/12/19
Exchange 2013 CU2115312161301323615.0.1395.46/19/18
Exchange 2013 CU2015312161301323615.0.1367.33/20/18
Exchange 2013 CU1915312161301323615.0.1365.112/19/17
Exchange 2013 CU1815312161301323615.0.1347.29/19/17
Exchange 2013 CU1715312161301323615.0.1320.46/27/17
Exchange 2013 CU1615312161301323615.0.1293.23/21/17
Exchange 2013 CU1515312161301323615.0.1263.512/31/16
Exchange 2013 CU1415312161301323615.0.1236.39/20/16
Exchange 2013 CU1315312161301323615.0.1210.36/21/16
Exchange 2013 CU1215312161301323615.0.1178.43/15/16
Exchange 2013 CU1115312161301323615.0.1156.612/15/15
Exchange 2013 CU1015312161301323615.0.1130.79/15/15
Exchange 2013 CU915312159651323615.0.1104.56/17/15
Exchange 2013 CU815312159651323615.0.1076.93/17/15
Exchange 2013 CU715312159651323615.0.1044.2512/9/14
Exchange 2013 CU615303159651323615.0.995.298/26/14
Exchange 2013 CU515300158701323615.0.913.225/27/14
Exchange 2013 SP1 (CU4)15292158441323615.0.847.322/25/14
Exchange 2013 CU315283157631323615.0.775.3811/25/13
Exchange 2013 CU215281156881323615.0.712.247/9/13
Exchange 2013 CU115254156141323615.0.620.294/2/13
Exchange 2013 RTM15137154491323615.0.516.3212/3/12

Exchange 2010

Exchange Version RangeUpper
(Schema)		 ObjectVersion
(Exchange Organization)		 ObjectVersion
(Exchange System Object)		BuildRelease Date
Exchange 2010 SP314734143221304014.3.123.42/12/13
Exchange 2010 SP214732142471304014.2.247.512/4/11
Exchange 2010 SP114726132141304014.1.218.158/23/10
Exchange 2010 RTM14622126401263914.0.639.2111/9/09

Exchange 2007

Exchange Version RangeUpper
(Schema)		 ObjectVersion
(Exchange Organization)		 ObjectVersion
(Exchange System Object)		BuildRelease Date
Exchange 2007 SP31462511222112218.3.083.66/7/10
Exchange 2007 SP21462211222112218.2.176.28/24/09
Exchange 2007 SP11111611221112218.1.240.611/29/07
Exchange 2007 RTM1063710666106288.0.685.253/8/07

Exchange 2003

Exchange Version RangeUpper
(Schema)		 ObjectVersion
(Exchange Organization)		 ObjectVersion
(Exchange System Object)		BuildRelease Date
Exchange 2003 SP26870690369366.5.768310/19/05
Exchange 2003 SP16870690369366.5.72265/25/04
Exchange 2003 RTM6870690369366.5.694409/28/03

Exchange 2000

Exchange Version RangeUpper
(Schema)		 ObjectVersion
(Exchange Organization)		 ObjectVersion
(Exchange System Object)		BuildRelease Date
Exchange 2000 SP34406N/A44066.0.62497/18/02
Exchange 2000 SP24406N/A44066.0.576211/29/01
Exchange 2000 SP14397N/A44066.0.47126/21/01
Exchange 2000 RTM4397N/A44066.0.441711/29/00

Exchange 5.5

Exchange Version RangeUpper
(Schema)		 ObjectVersion
(Exchange Organization)		 ObjectVersion
(Exchange System Object)		BuildRelease Date
Exchange 5.5 SP4N/AN/AN/A5.5.265311/1/00
Exchange 5.5 SP3N/AN/AN/A5.5.26509/9/99
Exchange 5.5 SP2N/AN/AN/A5.5.244812/23/98
Exchange 5.5 SP1N/AN/AN/A5.5.22328/5/98
Exchange 5.5 RTMN/AN/AN/A5.5.19602/3/98

Exchange 5.0

Exchange Version RangeUpper
(Schema)		 ObjectVersion
(Exchange Organization)		 ObjectVersion
(Exchange System Object)		BuildRelease Date
Exchange 5.0 SP2N/AN/AN/A5.0.14602/19/98
Exchange 5.0 SP1N/AN/AN/A5.0.14586/18/97
Exchange 5.0 RTMN/AN/AN/A5.0.14575/23/97

Exchange 4.0

Exchange Version RangeUpper
(Schema)		 ObjectVersion
(Exchange Organization)		 ObjectVersion
(Exchange System Object)		BuildRelease Date
Exchange 4.0 SP5N/AN/AN/A4.0.9965/5/98
Exchange 4.0 SP4N/AN/AN/A4.0.9953/28/97
Exchange 4.0 SP3N/AN/AN/A4.0.99410/29/96
Exchange 4.0 SP2N/AN/AN/A4.0.9937/19/96
Exchange 4.0 SP1N/AN/AN/A4.0.8385/1/96
Exchange 4.0 RTMN/AN/AN/A4.0.8373/1/96

For a complete guide on how to check these values and to also extend, prepare and verify Active Directory for Exchange click here.

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About Gareth Gudger

Gareth is a former Microsoft MVP (2016-2024) specializing in Exchange and Office 365. Gareth previously contributed to the Office 365 for IT Pros book, which is updated monthly with new content. Find Gareth on LinkedIn, X, or, Facebook.

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