diff --git a/scope/role-aa/mapping-rules.yaml b/scope/role-aa/mapping-rules.yaml
new file mode 100644
index 0000000..ce461db
--- /dev/null
+++ b/scope/role-aa/mapping-rules.yaml
@@ -0,0 +1,13 @@
+# AA 역할 필드 매핑 규칙
+version: "1.0"
+mappings:
+  - source: "userId"
+    target: "user_id"
+    transform: "snake_case"
+  - source: "roleName"
+    target: "role_name"
+    transform: "snake_case"
+  - source: "createdAt"
+    target: "created_at"
+    transform: "camel_to_snake"
+order: sequential