diff --git a/config/authorization/config.ex b/config/authorization/config.ex
index e99ed52..fb10aaa 100644
--- a/config/authorization/config.ex
+++ b/config/authorization/config.ex
@@ -10,6 +10,7 @@ defmodule Acl.UserGroups.Config do
  @protected_resource_type [
                         "http://www.w3.org/ns/org#Organization",
                         "http://data.vlaanderen.be/ns/besluit#Besluit",
+                        "https://data.vlaanderen.be/ns/besluitvorming#Beslissingsactiviteit",
                         "http://data.vlaanderen.be/ns/besluit#Bestuurseenheid",
                         "http://data.lblod.info/vocabularies/erediensten/BestuurVanDeEredienst",
                         "http://data.vlaanderen.be/ns/besluit#Bestuursorgaan",
diff --git a/config/dispatcher/dispatcher.ex b/config/dispatcher/dispatcher.ex
index b155a18..88d8395 100644
--- a/config/dispatcher/dispatcher.ex
+++ b/config/dispatcher/dispatcher.ex
@@ -195,6 +195,9 @@ defmodule Dispatcher do
     Proxy.forward conn, path, "http://cache/decisions/"
   end
 
+  match "/decision-activities/*path", %{ accept: [:json], layer: :api} do
+    Proxy.forward conn, path, "http://cache/decision-activities/"
+  end
 
   ###############
   # LOGIN
diff --git a/config/resources/change-events.json b/config/resources/change-events.json
index 2ac99e5..1ed1021 100644
--- a/config/resources/change-events.json
+++ b/config/resources/change-events.json
@@ -98,7 +98,32 @@
           "predicate": "foaf:page"
         }
       },
+      "relationships": {
+        "has-decision-activity": {
+          "predicate": "http://www.w3.org/ns/prov#generated",
+          "target": "decision-activities",
+          "cardinality": "one",
+          "inverse": true
+        }
+      },
       "new-resource-base": "http://lblod.data.info/id/besluiten/"
+    },
+    "decision-activities": {
+      "class": "https://data.vlaanderen.be/ns/besluitvorming#Beslissingsactiviteit",
+      "attributes": {
+        "end-date": {
+          "type": "date",
+          "predicate": "https://data.vlaanderen.be/ns/dossier#Activiteit.einddatum"
+        }
+      },
+      "relationships": {
+        "gives-cause-to": {
+          "predicate": "http://www.w3.org/ns/prov#generated",
+          "target": "decisions",
+          "cardinality": "many"
+        }
+      },
+      "new-resource-base": "http://lblod.data.info/id/beslissingsactiviteit/"
     }
   }
 }