diff --git a/library/Exceptions/SubdivisionCode/HkSubdivisionCodeException.php b/library/Exceptions/SubdivisionCode/HkSubdivisionCodeException.php
new file mode 100644
index 00000000..a5b1a8b2
--- /dev/null
+++ b/library/Exceptions/SubdivisionCode/HkSubdivisionCodeException.php
@@ -0,0 +1,31 @@
+<?php
+
+/*
+ * This file is part of Respect/Validation.
+ *
+ * (c) Alexandre Gomes Gaigalas <alexandre@gaigalas.net>
+ *
+ * For the full copyright and license information, please view the "LICENSE.md"
+ * file that was distributed with this source code.
+ */
+
+namespace Respect\Validation\Exceptions\SubdivisionCode;
+
+use Respect\Validation\Exceptions\SubdivisionCodeException;
+
+/**
+ * Exception class for Hong Kong subdivision code.
+ *
+ * ISO 3166-1 alpha-2: HK
+ */
+class HkSubdivisionCodeException extends SubdivisionCodeException
+{
+    public static $defaultTemplates = array(
+        self::MODE_DEFAULT => array(
+            self::STANDARD => '{{name}} must be a subdivision code of Hong Kong',
+        ),
+        self::MODE_NEGATIVE => array(
+            self::STANDARD => '{{name}} must not be a subdivision code of Hong Kong',
+        ),
+    );
+}
diff --git a/library/Rules/SubdivisionCode/HkSubdivisionCode.php b/library/Rules/SubdivisionCode/HkSubdivisionCode.php
new file mode 100644
index 00000000..5ae0f553
--- /dev/null
+++ b/library/Rules/SubdivisionCode/HkSubdivisionCode.php
@@ -0,0 +1,47 @@
+<?php
+
+/*
+ * This file is part of Respect/Validation.
+ *
+ * (c) Alexandre Gomes Gaigalas <alexandre@gaigalas.net>
+ *
+ * For the full copyright and license information, please view the "LICENSE.md"
+ * file that was distributed with this source code.
+ */
+
+namespace Respect\Validation\Rules\SubdivisionCode;
+
+use Respect\Validation\Rules\AbstractSearcher;
+
+/**
+ * Validator for Hong Kong subdivision code.
+ *
+ * ISO 3166-1 alpha-2: HK
+ *
+ * @link http://www.geonames.org/HK/administrative-division-hong-kong.html
+ */
+class HkSubdivisionCode extends AbstractSearcher
+{
+    public $haystack = array(
+        'HCW', // Central and Western Hong Kong Island
+        'HEA', // Eastern Hong Kong Island
+        'HSO', // Southern Hong Kong Island
+        'HWC', // Wan Chai Hong Kong Island
+        'KKC', // Kowloon City Kowloon
+        'KKT', // Kwun Tong Kowloon
+        'KSS', // Sham Shui Po Kowloon
+        'KWT', // Wong Tai Sin Kowloon
+        'KYT', // Yau Tsim Mong Kowloon
+        'NIS', // Islands New Territories
+        'NKT', // Kwai Tsing New Territories
+        'NNO', // North New Territories
+        'NSK', // Sai Kung New Territories
+        'NST', // Sha Tin New Territories
+        'NTM', // Tuen Mun New Territories
+        'NTP', // Tai Po New Territories
+        'NTW', // Tsuen Wan New Territories
+        'NYL', // Yuen Long New Territories
+    );
+
+    public $compareIdentical = true;
+}