diff --git a/Source/DTDLv2/RealEstateCore/Space/Architecture/OutdoorSpace.json b/Source/DTDLv2/RealEstateCore/Space/Architecture/OutdoorSpace/OutdoorSpace.json
similarity index 100%
rename from Source/DTDLv2/RealEstateCore/Space/Architecture/OutdoorSpace.json
rename to Source/DTDLv2/RealEstateCore/Space/Architecture/OutdoorSpace/OutdoorSpace.json
diff --git a/Source/DTDLv2/RealEstateCore/Space/Architecture/OutdoorSpace/Terrace.json b/Source/DTDLv2/RealEstateCore/Space/Architecture/OutdoorSpace/Terrace.json
new file mode 100644
index 000000000..106f8181e
--- /dev/null
+++ b/Source/DTDLv2/RealEstateCore/Space/Architecture/OutdoorSpace/Terrace.json
@@ -0,0 +1,11 @@
+{
+  "@id": "dtmi:org:w3id:rec:Terrace;1",
+  "@type": "Interface",
+  "displayName": {
+    "en": "Terrace"
+  },
+  "extends": "dtmi:org:w3id:rec:OutdoorSpace;1",
+  "@context": [
+    "dtmi:dtdl:context;2"
+  ]
+}
\ No newline at end of file