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diff --git a/vendor/symfony/validator/Constraints/BicValidator.php b/vendor/symfony/validator/Constraints/BicValidator.php
new file mode 100644
index 000000000..d2188071f
--- /dev/null
+++ b/vendor/symfony/validator/Constraints/BicValidator.php
@@ -0,0 +1,85 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Validator\Constraints;
+
+use Symfony\Component\Validator\Constraint;
+use Symfony\Component\Validator\ConstraintValidator;
+
+/**
+ * @author Michael Hirschler <michael.vhirsch@gmail.com>
+ *
+ * @see https://en.wikipedia.org/wiki/ISO_9362#Structure
+ */
+class BicValidator extends ConstraintValidator
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function validate($value, Constraint $constraint)
+    {
+        if (null === $value || '' === $value) {
+            return;
+        }
+
+        $canonicalize = str_replace(' ', '', $value);
+
+        // the bic must be either 8 or 11 characters long
+        if (!in_array(strlen($canonicalize), array(8, 11))) {
+            $this->context->buildViolation($constraint->message)
+                ->setParameter('{{ value }}', $this->formatValue($value))
+                ->setCode(Bic::INVALID_LENGTH_ERROR)
+                ->addViolation();
+
+            return;
+        }
+
+        // must contain alphanumeric values only
+        if (!ctype_alnum($canonicalize)) {
+            $this->context->buildViolation($constraint->message)
+                ->setParameter('{{ value }}', $this->formatValue($value))
+                ->setCode(Bic::INVALID_CHARACTERS_ERROR)
+                ->addViolation();
+
+            return;
+        }
+
+        // first 4 letters must be alphabetic (bank code)
+        if (!ctype_alpha(substr($canonicalize, 0, 4))) {
+            $this->context->buildViolation($constraint->message)
+                ->setParameter('{{ value }}', $this->formatValue($value))
+                ->setCode(Bic::INVALID_BANK_CODE_ERROR)
+                ->addViolation();
+
+            return;
+        }
+
+        // next 2 letters must be alphabetic (country code)
+        if (!ctype_alpha(substr($canonicalize, 4, 2))) {
+            $this->context->buildViolation($constraint->message)
+                ->setParameter('{{ value }}', $this->formatValue($value))
+                ->setCode(Bic::INVALID_COUNTRY_CODE_ERROR)
+                ->addViolation();
+
+            return;
+        }
+
+        // should contain uppercase characters only
+        if (strtoupper($canonicalize) !== $canonicalize) {
+            $this->context->buildViolation($constraint->message)
+                ->setParameter('{{ value }}', $this->formatValue($value))
+                ->setCode(Bic::INVALID_CASE_ERROR)
+                ->addViolation();
+
+            return;
+        }
+    }
+}