IBM z Systems Software Contracts

Lifecycle Extension and Usage Support

Beginning with z/OS V1.12, IBM Software Support Services replaces the IBM Lifecycle Extension for z/OS offering with a service extension for extended support coverage.

For more information see IBM Announcement Letter 614-010 dated June 24, 2014.

Last Update: October 1, 2014

IBM z Systems Lifecycle Extension for System z Programs
Eligible Program Product Number of Extension Initial Minimum Period Lifecycle Extension Availability Date Lifecycle Extension Withdrawal Date
Withdrawn – No Longer Available IBM System z Lifecycle Extension for System z Programs
z/OS V1.11 5657-A01 3 months October 1, 2012 September 30, 2014
z/OS V1.10 5656-A01 3 months October 1, 2011 September 30, 2013
z/OS V1.9 5646-A01 3 months October 1, 2010 September 30, 2012
z/OS V1.8 5638-A01 3 months October 1, 2009 September 30, 2011

Last Update: April 10, 2013

Withdrawn – No Longer Available IBM Service Extension for Usage Support on System z
Eligible Program Product Number of Extension Initial Minimum Period Extension for Usage Support Availability Date Extension for Usage Support Withdrawal Date
z/OS V1.9 5646-MTS 3 months November 30, 2010 September 30, 2012

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Infrastructure matters. Businesses turn to the IBM mainframe for unmatched security, operational efficiency, speed, seamless scale, and lower cost per transaction. The IBM z System, the world’s premier data and transaction engine, is enabled for mobile, integrates transactions and analytics, and delivers efficient and trusted clouds.

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IBM z Systems supports multiple operation systems:


The IBM z Systems portfolio of solutions, along with IBM's deep industry expertise, helps organizations like yours reinvent enterprise IT for analytics, cloud, security and more.


IBM z Systems combine leading-edge innovation and unparalleled capabilities to power cloud, business analytics, mobile applications, and the most important workloads.