Longer Support Timelines for Key Microsoft Dynamics® Service Packs 

In response to customer feedback and as part of Microsoft’s continuous efforts to provide world-class support for its products, the company is updating the Microsoft Support Lifecycle policy for service packs for key Microsoft Dynamics products.

Microsoft is extending the service pack support policy for Microsoft Dynamics SL, Microsoft Dynamics GP, Microsoft Dynamics NAV, Microsoft Dynamics AX, and Microsoft Dynamics CRM to 24 months of support for a previous service pack, when a new service pack is released. Previously, when a new service pack was released for these products, Microsoft provided 12 months of support for the previous service pack.

Support Extended by 12 Months for Currently Supported Service Packs

This update applies to all the service packs that are currently supported (as of June 8, 2009), for the above-listed Microsoft Dynamics products. As per this change, the expiration dates for the currently supported service packs, listed below, will now be extended by another 12 months.

To read full article Announcement: