From f900c4341168b02b29fc875446d91da1c1df09ed Mon Sep 17 00:00:00 2001
From: yniverz <88168412+yniverz@users.noreply.github.com>
Date: Sun, 18 May 2025 12:34:43 +0000
Subject: [PATCH 1/2] add support for new pain message version 001.001.09 to
 simple instant payment method (requires merge #59 in sepaxml repo)

---
 fints/client.py | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/fints/client.py b/fints/client.py
index 3fcb3b7..48262ce 100644
--- a/fints/client.py
+++ b/fints/client.py
@@ -827,7 +827,13 @@ def simple_sepa_transfer(self, account: SEPAAccount, iban: str, bic: str,
             "batch": False,
             "currency": "EUR",
         }
-        version = self._find_supported_sepa_version(['pain.001.001.03', 'pain.001.003.03'])
+        
+        version = self._find_supported_sepa_version([
+            'pain.001.003.03',
+            'pain.001.001.09',
+            'pain.001.001.03'
+        ])
+
         sepa = SepaTransfer(config, version)
         payment = {
             "name": recipient_name,

From 4eb04e6cf4a7f790c507af4fc0cf4d06899ba54a Mon Sep 17 00:00:00 2001
From: yniverz <88168412+yniverz@users.noreply.github.com>
Date: Mon, 19 May 2025 07:16:14 +0000
Subject: [PATCH 2/2] Make dest. bic optional in simple sepa transfer

---
 fints/client.py | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/fints/client.py b/fints/client.py
index 48262ce..221ea91 100644
--- a/fints/client.py
+++ b/fints/client.py
@@ -811,7 +811,7 @@ def simple_sepa_transfer(self, account: SEPAAccount, iban: str, bic: str,
 
         :param account: SEPAAccount to start the transfer from.
         :param iban: Recipient's IBAN
-        :param bic: Recipient's BIC
+        :param bic: Recipient's BIC (Can be None if domestic)
         :param recipient_name: Recipient name
         :param amount: Amount as a ``Decimal``
         :param account_name: Sender account name
@@ -838,12 +838,13 @@ def simple_sepa_transfer(self, account: SEPAAccount, iban: str, bic: str,
         payment = {
             "name": recipient_name,
             "IBAN": iban,
-            "BIC": bic,
             "amount": round(Decimal(amount) * 100),  # in cents
             "execution_date": datetime.date(1999, 1, 1),
             "description": reason,
             "endtoend_id": endtoend_id,
         }
+        if bic:
+            payment["BIC"] = bic
         sepa.add_payment(payment)
         xml = sepa.export().decode()
         return self.sepa_transfer(account, xml, pain_descriptor="urn:iso:std:iso:20022:tech:xsd:"+version, instant_payment=instant_payment)