The new version 1.3 of the Decision Modeling and Notation (DMN) standard was approved by the OMG AB on Dec. 9, 2019. Apart from numerous corrections and clarifications, it gives us visual grouping, temporal reasoning, and better examples. It should be published in 2-3 months; until then OMG members can see it here.
DMN 1.3 Approved
December 10, 2019 · decisionmanagementcommunity