diff --git a/src/ReC.Domain/Constants/ResultType.cs b/src/ReC.Domain/Constants/ResultType.cs
new file mode 100644
index 0000000..e55bdbd
--- /dev/null
+++ b/src/ReC.Domain/Constants/ResultType.cs
@@ -0,0 +1,8 @@
+namespace ReC.Domain.Constants;
+
+public enum ResultType
+{
+    Pre = 1,
+    Main,
+    Post
+}