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By downloading a specification and/or registering  you agree to the license terms and conditions of the IMS Specification License Agreement. You may also become a Registered User by registering on the website and providing contact information below.

Becoming a Registered User affords benefits in terms of distributing the specifications and joining the IMS mailing list to receive updates on IMS activities, including maintenance and evolution of the specifications. Please note that following contains the most recent specifications. If you are looking for archived specifications which have been superceded by newer specifications for download, you can find them here.

Some documents are available for download, however many are online only:

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