The "acronym" link navigates to the latest version of the specification, this link changes whenever a new version of the specification is published.
The "Version" link navigates to the specific version.
Adoption Date represents the date the specification was generally available. You can sort the columns in the table.

Name	Acronym	Version	Status	Adoption Date
Total	2
IEF Reference Architecture	IEF-RA	1.0 beta	beta	July 2017
Information Exchange Packaging Policy Vocabulary	IEPPV™	1.0	formal	May 2015