new file mode 100644
--- /dev/null
+++ b/devtools/client/netmonitor/.eslintrc
@@ -0,0 +1,12 @@
+{
+  // Extend from the devtools eslintrc.
+  "extends": "../../.eslintrc",
+
+  "rules": {
+    // The netmonitor is being migrated to HTML and cleaned of
+    // chrome-privileged code, so this rule disallows requiring chrome
+    // code. Some files in the netmonitor disable this rule still. The
+    // goal is to enable the rule globally on all files.
+    "mozilla/reject-some-requires": [2, "^(chrome|chrome:.*|resource:.*|devtools/server/.*|.*\\.jsm|devtools/shared/platform/(chome|content)/.*)$"],
+  },
+}

--- a/devtools/client/netmonitor/har/har-automation.js
+++ b/devtools/client/netmonitor/har/har-automation.js
@@ -1,13 +1,13 @@
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 "use strict";
-
+/* eslint-disable mozilla/reject-some-requires */
 const { Ci } = require("chrome");
 const { Class } = require("sdk/core/heritage");
 const { resolve } = require("promise");
 const Services = require("Services");
 
 loader.lazyRequireGetter(this, "HarCollector", "devtools/client/netmonitor/har/har-collector", true);
 loader.lazyRequireGetter(this, "HarExporter", "devtools/client/netmonitor/har/har-exporter", true);
 loader.lazyRequireGetter(this, "HarUtils", "devtools/client/netmonitor/har/har-utils", true);

--- a/devtools/client/netmonitor/har/har-exporter.js
+++ b/devtools/client/netmonitor/har/har-exporter.js
@@ -1,16 +1,17 @@
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 "use strict";
-
+/* eslint-disable mozilla/reject-some-requires */
 const { Cc, Ci } = require("chrome");
 const Services = require("Services");
+/* eslint-disable mozilla/reject-some-requires */
 const { XPCOMUtils } = require("resource://gre/modules/XPCOMUtils.jsm");
 const { resolve } = require("promise");
 const { HarUtils } = require("./har-utils.js");
 const { HarBuilder } = require("./har-builder.js");
 
 XPCOMUtils.defineLazyGetter(this, "clipboardHelper", function () {
   return Cc["@mozilla.org/widget/clipboardhelper;1"]
     .getService(Ci.nsIClipboardHelper);

--- a/devtools/client/netmonitor/har/har-utils.js
+++ b/devtools/client/netmonitor/har/har-utils.js
@@ -1,15 +1,16 @@
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 "use strict";
-
+/* eslint-disable mozilla/reject-some-requires */
 const { Ci, Cc, CC } = require("chrome");
+/* eslint-disable mozilla/reject-some-requires */
 const { XPCOMUtils } = require("resource://gre/modules/XPCOMUtils.jsm");
 
 XPCOMUtils.defineLazyGetter(this, "dirService", function () {
   return Cc["@mozilla.org/file/directory_service;1"]
     .getService(Ci.nsIProperties);
 });
 
 XPCOMUtils.defineLazyGetter(this, "ZipWriter", function () {

--- a/devtools/client/netmonitor/netmonitor-controller.js
+++ b/devtools/client/netmonitor/netmonitor-controller.js
@@ -30,16 +30,17 @@ var BrowserLoaderModule = {};
 Cu.import("resource://devtools/client/shared/browser-loader.js", BrowserLoaderModule);
 var { loader, require } = BrowserLoaderModule.BrowserLoader({
   baseURI: "resource://devtools/client/netmonitor/",
   window
 });
 
 const promise = require("promise");
 const Services = require("Services");
+/* eslint-disable mozilla/reject-some-requires */
 const {XPCOMUtils} = require("resource://gre/modules/XPCOMUtils.jsm");
 const EventEmitter = require("devtools/shared/event-emitter");
 const Editor = require("devtools/client/sourceeditor/editor");
 const {TimelineFront} = require("devtools/shared/fronts/timeline");
 const {Task} = require("devtools/shared/task");
 const {Prefs} = require("./prefs");
 const {EVENTS} = require("./events");
 

--- a/devtools/client/netmonitor/netmonitor-view.js
+++ b/devtools/client/netmonitor/netmonitor-view.js
@@ -7,17 +7,19 @@
 /* globals Prefs, gNetwork, setInterval, setTimeout, clearInterval, clearTimeout, btoa */
 /* exported $, $all */
 "use strict";
 
 XPCOMUtils.defineLazyGetter(this, "NetworkHelper", function () {
   return require("devtools/shared/webconsole/network-helper");
 });
 
+/* eslint-disable mozilla/reject-some-requires */
 const {VariablesView} = require("resource://devtools/client/shared/widgets/VariablesView.jsm");
+/* eslint-disable mozilla/reject-some-requires */
 const {VariablesViewController} = require("resource://devtools/client/shared/widgets/VariablesViewController.jsm");
 const {ToolSidebar} = require("devtools/client/framework/sidebar");
 const {testing: isTesting} = require("devtools/shared/flags");
 const {ViewHelpers, Heritage} = require("devtools/client/shared/widgets/view-helpers");
 const {PluralForm} = require("devtools/shared/plural-form");
 const {Filters} = require("./filter-predicates");
 const {getFormDataSections,
        formDataURI,

--- a/devtools/client/netmonitor/request-utils.js
+++ b/devtools/client/netmonitor/request-utils.js
@@ -1,10 +1,10 @@
 "use strict";
-
+/* eslint-disable mozilla/reject-some-requires */
 const { Ci } = require("chrome");
 const { KeyCodes } = require("devtools/client/shared/keycodes");
 const { Task } = require("devtools/shared/task");
 const NetworkHelper = require("devtools/shared/webconsole/network-helper");
 
 /**
  * Helper method to get a wrapped function which can be bound to as
  * an event listener directly and is executed only when data-key is

--- a/devtools/client/netmonitor/requests-menu-view.js
+++ b/devtools/client/netmonitor/requests-menu-view.js
@@ -1,16 +1,17 @@
 /* globals document, window, dumpn, $, $all, gNetwork, EVENTS, Prefs,
            NetMonitorController, NetMonitorView */
 "use strict";
-
+/* eslint-disable mozilla/reject-some-requires */
 const { Cc, Ci, Cu } = require("chrome");
 const Services = require("Services");
 const {Task} = require("devtools/shared/task");
 const {DeferredTask} = Cu.import("resource://gre/modules/DeferredTask.jsm", {});
+/* eslint-disable mozilla/reject-some-requires */
 const {SideMenuWidget} = require("resource://devtools/client/shared/widgets/SideMenuWidget.jsm");
 const {HTMLTooltip} = require("devtools/client/shared/widgets/tooltip/HTMLTooltip");
 const {setImageTooltip, getImageDimensions} =
   require("devtools/client/shared/widgets/tooltip/ImageTooltipHelper");
 const {Heritage, WidgetMethods, setNamedTimeout} =
   require("devtools/client/shared/widgets/view-helpers");
 const {gDevTools} = require("devtools/client/framework/devtools");
 const {Curl, CurlUtils} = require("devtools/client/shared/curl");