ACP2E-1580: Tax and Shipping Estimator in the Cart not reflecting default destination configuration

Author: pradeep1819

app/code/Magento/Checkout/view/frontend/web/js/model/new-customer-address.js

@@ -22,15 +22,15 @@ define([
 
         if (addressData.region && addressData.region['region_id']) {
             regionId = addressData.region['region_id'];
-        } else if (!addressData['region_id']) {
-            regionId = undefined;
         } else if (
             /* eslint-disable */
             addressData['country_id'] && addressData['country_id'] == window.checkoutConfig.defaultCountryId ||
             !addressData['country_id'] && countryId == window.checkoutConfig.defaultCountryId
             /* eslint-enable */
         ) {
             regionId = window.checkoutConfig.defaultRegionId || undefined;
+        } else if (!addressData['region_id']) {
+            regionId = undefined;
         }
 
         return {