diff --git a/.eslintignore b/.eslintignore
index dd7b54f13ba5..8fde0188f071 100644
--- a/.eslintignore
+++ b/.eslintignore
@@ -15,10 +15,6 @@ obj*/**
 # If you are enabling a directory, please add directory specific exclusions
 # below.
 layout/**
-netwerk/cookie/test/browser/**
-netwerk/test/browser/**
-netwerk/test/mochitests/**
-netwerk/test/unit*/**
 
 # We currently have no js files in these directories, so we ignore them by
 # default to aid ESLint's performance.
diff --git a/.eslintrc.js b/.eslintrc.js
index 2da37d8ab09c..36ba19caf35c 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -193,5 +193,71 @@ module.exports = {
       "space-before-function-paren": "off",
       "space-infix-ops": "off",
     }
+  }, {
+    "files": [
+      "netwerk/cookie/test/browser/**",
+      "netwerk/test/browser/**",
+      "netwerk/test/mochitests/**",
+      "netwerk/test/unit*/**",
+    ],
+    "rules": {
+      "object-shorthand": "off",
+      "mozilla/consistent-if-bracing": "off",
+      "mozilla/reject-importGlobalProperties": "off",
+      "mozilla/no-arbitrary-setTimeout": "off",
+      "mozilla/no-define-cc-etc": "off",
+      "mozilla/no-useless-parameters": "off",
+      "mozilla/no-useless-run-test": "off",
+      "mozilla/use-chromeutils-generateqi": "off",
+      "mozilla/use-chromeutils-import": "off",
+      "mozilla/use-default-preference-values": "off",
+      "mozilla/use-services": "off",
+      "consistent-return": "off",
+      "no-array-constructor": "off",
+      "no-extra-boolean-cast": "off",
+      "no-eval": "off",
+      "no-else-return": "off",
+      "no-global-assign": "off",
+      "no-lonely-if": "off",
+      "no-nested-ternary": "off",
+      "no-new-wrappers": "off",
+      "no-redeclare": "off",
+      "no-return-await": "off",
+      "no-sequences": "off",
+      "no-shadow": "off",
+      "no-throw-literal": "off",
+      "no-undef": "off",
+      "no-unreachable": "off",
+      "no-unused-vars": "off",
+      "no-useless-return": "off",
+
+      // Not enabling the rules below for now pending prettier roll-out.
+      "arrow-spacing": "off",
+      "block-spacing": "off",
+      "brace-style": "off",
+      "comma-dangle": "off",
+      "comma-spacing": "off",
+      "comma-style": "off",
+      "eol-last": "off",
+      "func-call-spacing": "off",
+      "generator-star-spacing": "off",
+      "key-spacing": "off",
+      "keyword-spacing": "off",
+      "no-extra-semi": "off",
+      "no-tabs": "off",
+      "no-mixed-spaces-and-tabs": "off",
+      "no-multi-spaces": "off",
+      "no-trailing-spaces": "off",
+      "no-whitespace-before-property": "off",
+      "padded-blocks": "off",
+      "quotes": "off",
+      "rest-spread-spacing": "off",
+      "semi": "off",
+      "space-before-blocks": "off",
+      "space-before-function-paren": "off",
+      "space-infix-ops": "off",
+      "space-unary-ops": "off",
+      "spaced-comment": "off",
+    }
   }]
 };