diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index 4f33a68811c..3f25d9cdfd0 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -5814,7 +5814,7 @@ function getLocalTaxesFromRate($vatrate, $local, $buyer, $seller, $firstparamisi
 		}
 
 		$sql .= ", ".MAIN_DB_PREFIX."c_country as c";
-		if ($mysoc->country_code == 'ES') {
+		if (!empty($mysoc) && $mysoc->country_code == 'ES') {
 			$sql .= " WHERE t.fk_pays = c.rowid AND c.code = '".$db->escape($buyer->country_code)."'"; // local tax in spain use the buyer country ??
 		} else {
 			$sql .= " WHERE t.fk_pays = c.rowid AND c.code = '".$db->escape(empty($seller->country_code) ? $mysoc->country_code : $seller->country_code)."'";