diff --git a/config/schema/web_accessibility_statement.schema.yml b/config/schema/web_accessibility_statement.schema.yml
new file mode 100644
index 0000000..7c5ed17
--- /dev/null
+++ b/config/schema/web_accessibility_statement.schema.yml
@@ -0,0 +1,8 @@
+web_accessibility_statement.settings:
+  type: config_object
+  label: 'Web accessibility statement settings'
+  mapping:
+    url:
+      type: uri
+      label: 'Web accessibility statement URL'
+      nullable: true