diff --git a/.changes/unreleased/Feature-20231218-153151.yaml b/.changes/unreleased/Feature-20231218-153151.yaml
new file mode 100644
index 000000000..8a842bfa2
--- /dev/null
+++ b/.changes/unreleased/Feature-20231218-153151.yaml
@@ -0,0 +1,6 @@
+kind: Feature
+body: Create new filter for persons having a participation in an accompanying period
+  during a certain time span
+time: 2023-12-18T15:31:51.489901829+01:00
+custom:
+  Issue: "231"