diff --git a/src/routes/settings.import.tsx b/src/routes/settings.import.tsx
index 699017f..c741bb0 100644
--- a/src/routes/settings.import.tsx
+++ b/src/routes/settings.import.tsx
@@ -538,7 +538,11 @@ const IMPORTERS: ImporterConfig[] = [
         (r._casenum && ctx.caseByNumber.get(String(r._casenum))) ||
         (r._casename && ctx.caseByTitle.get(String(r._casename).toLowerCase().trim())) ||
         null;
-      // Keep hints; async pre-insert step may create an archived case.
+      // Only accept active (non-archived, non-closed) cases.
+      if (r.case_id && !ctx.activeCaseIds.has(r.case_id)) {
+        r.case_id = null;
+      }
+      // Keep hints; pre-insert step decides whether to skip.
       if (r.amount == null) return null;
       r.user_id = ctx.userId;
       return r;