ENGCOM-6967: Fix #26917 Tax rate zip/post range check box alignment issue #26932

 - Merge Pull Request #26932 from srsathish92/magento2:bug/26917-tax-checkbox-alignment
 - Merged commits:
   1. 08219e8
   2. 82e4623
   3. ff45a23

Author: magento-engcom-team

app/code/Magento/Tax/Block/Adminhtml/Rate/Form.php

@@ -211,7 +211,12 @@ protected function _prepareForm()
         $fieldset->addField(
             'zip_is_range',
             'checkbox',
-            ['name' => 'zip_is_range', 'label' => __('Zip/Post is Range'), 'value' => '1']
+            [
+                'name' => 'zip_is_range',
+                'label' => __('Zip/Post is Range'),
+                'value' => '1',
+                'class' => 'zip-is-range-checkbox'
+            ]
         );
 
         if (!isset($formData['tax_postcode'])) {

app/design/adminhtml/Magento/backend/Magento_Tax/web/css/source/_module.less

@@ -14,7 +14,7 @@
 
 .block.mselect-list.paginated {
     .admin__action-multiselect-search-wrap {
-        border:1px solid @color-gray80;
+        border: 1px solid @color-gray80;
         border-bottom: none;
         border-radius: 3px;
         margin: 0;
@@ -25,3 +25,9 @@
         font-size: 1.3rem;
     }
 }
+
+.admin__fieldset > .admin__field > .admin__field-control {
+    input.zip-is-range-checkbox {
+        margin: 8px 0 0 0;
+    }
+}