diff --git a/domain/abri/abandonment.py b/domain/abri/abandonment.py
index b91a25c6f..400c184ae 100644
--- a/domain/abri/abandonment.py
+++ b/domain/abri/abandonment.py
@@ -10,4 +10,4 @@ def abandon_reason_for_outcome(outcome: Optional[str]) -> AbandonReason:
     every outcome maps to CARDED; the real outcome-to-code table is a follow-up
     (needs Abri's code list), and swapping it in is a one-place change here.
     """
-    raise NotImplementedError
+    return AbandonReason.CARDED