diff --git a/virtualizationservice/assignable_devices.xsd b/virtualizationservice/assignable_devices.xsd
new file mode 100644
index 0000000..842542e
--- /dev/null
+++ b/virtualizationservice/assignable_devices.xsd
@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- Copyright (C) 2023 The Android Open Source Project
+
+         Licensed under the Apache License, Version 2.0 (the "License");
+         you may not use this file except in compliance with the License.
+         You may obtain a copy of the License at
+
+                    http://www.apache.org/licenses/LICENSE-2.0
+
+         Unless required by applicable law or agreed to in writing, software
+         distributed under the License is distributed on an "AS IS" BASIS,
+         WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+         See the License for the specific language governing permissions and
+         limitations under the License.
+-->
+<!-- KEEP IN SYNC WITH aidl.rs -->
+<xs:schema version="2.0"
+           xmlns:xs="http://www.w3.org/2001/XMLSchema">
+    <xs:element name="devices">
+        <xs:complexType>
+            <xs:sequence>
+                <xs:element name="device" type="device" minOccurs="0" maxOccurs="unbounded"/>
+            </xs:sequence>
+        </xs:complexType>
+    </xs:element>
+    <xs:complexType name="device">
+        <xs:attribute name="kind" type="xs:string"/>
+        <xs:attribute name="sysfs_path" type="xs:string"/>
+    </xs:complexType>
+</xs:schema>