diff --git a/interfaces/permissions.idl b/interfaces/permissions.idl
new file mode 100644
index 00000000000000..9b088b27d421d8
--- /dev/null
+++ b/interfaces/permissions.idl
@@ -0,0 +1,53 @@
+// GENERATED CONTENT - DO NOT EDIT
+// Content of this file was automatically extracted from the
+// "Permissions" spec.
+// See: https://w3c.github.io/permissions/
+
+dictionary PermissionDescriptor {
+  required PermissionName name;
+};
+
+enum PermissionState {
+  "granted",
+  "denied",
+  "prompt",
+};
+
+[Exposed=(Window,Worker)]
+interface PermissionStatus : EventTarget {
+  readonly attribute PermissionState state;
+  attribute EventHandler onchange;
+};
+
+[Exposed=(Window)]
+partial interface Navigator {
+  readonly attribute Permissions permissions;
+};
+
+[Exposed=(Worker)]
+partial interface WorkerNavigator {
+  readonly attribute Permissions permissions;
+};
+
+[Exposed=(Window,Worker)]
+interface Permissions {
+  Promise<PermissionStatus> query(object permissionDesc);
+};
+
+dictionary PushPermissionDescriptor : PermissionDescriptor {
+  boolean userVisibleOnly = false;
+};
+
+dictionary MidiPermissionDescriptor : PermissionDescriptor {
+  boolean sysex = false;
+};
+
+dictionary DevicePermissionDescriptor : PermissionDescriptor {
+  DOMString deviceId;
+};
+
+dictionary PermissionSetParameters {
+  required PermissionDescriptor descriptor;
+  required PermissionState state;
+  boolean oneRealm = false;
+};
diff --git a/permissions/OWNERS b/permissions/OWNERS
new file mode 100644
index 00000000000000..7259a0abd3d238
--- /dev/null
+++ b/permissions/OWNERS
@@ -0,0 +1,3 @@
+@jyasskin
+@mounirlamouri
+@marcoscaceres
diff --git a/permissions/interfaces.any.js b/permissions/interfaces.any.js
new file mode 100644
index 00000000000000..c20f422bf43316
--- /dev/null
+++ b/permissions/interfaces.any.js
@@ -0,0 +1,38 @@
+// META: script=/resources/WebIDLParser.js
+// META: script=/resources/idlharness.js
+
+"use strict";
+
+if (self.importScripts) {
+  importScripts("/resources/testharness.js");
+  importScripts("/resources/WebIDLParser.js", "/resources/idlharness.js");
+}
+
+// https://w3c.github.io/permissions/#idl-index
+
+promise_test(async () => {
+
+  const permissions_idl = await fetch("/interfaces/permissions.idl")
+      .then(response => response.text());
+  const idl_array = new IdlArray();
+
+  idl_array.add_untested_idls('interface Navigator {};');
+  idl_array.add_untested_idls('[Exposed=(Window,Worker)] interface EventTarget {};');
+  idl_array.add_untested_idls('interface EventHandler {};');
+  idl_array.add_untested_idls('interface WorkerNavigator {};');
+  idl_array.add_idls(permissions_idl);
+
+  self.permissionStatus = await navigator.permissions.query({ name: "geolocation" });
+
+  if (self.GLOBAL.isWorker()) {
+    idl_array.add_objects({ WorkerNavigator: ['navigator'] });
+  } else {
+    idl_array.add_objects({ Navigator: ['navigator'] });
+  }
+
+  idl_array.add_objects({
+    Permissions: ['navigator.permissions'],
+    PermissionStatus: ['permissionStatus']
+  });
+  idl_array.test();
+}, "Test IDL implementation of Permissions API");