<status value="active"/> <date value="2014-03-26"/> <purpose value="**ActCodeProcessStep** \- Property applies to value sets that contain classCode values in structural vocabularies. It identifies by name the Concept Domain(s) that represent(s) the concepts that are sub-types of the concept collection established by the value sets of class codes."/> <compose> <include> <system value="http://terminology.hl7.org/CodeSystem/v3-ActClass"/> <filter> <property value="concept"/> <op value="is-a"/> <value value="ACSN"/> </filter> <filter> <property value="concept"/> <op value="is-a"/> <value value="CONTREG"/> </filter> <filter> <property value="concept"/> <op value="is-a"/> <value value="OBS"/> </filter> <filter> <property value="concept"/> <op value="is-a"/> <value value="PROC"/> </filter> <filter> <property value="concept"/> <op value="is-a"/> <value value="SPCTRT"/> </filter> <filter> <property value="concept"/> <op value="is-a"/> <value value="SPECCOLLECT"/> </filter> <filter> <property value="concept"/> <op value="is-a"/> <value value="STORE"/> </filter> <filter> <property value="concept"/> <op value="is-a"/> <value value="TRNS"/> </filter> </include> </compose> </ValueSet>