diff --git a/superfaktura/bank_account.py b/superfaktura/bank_account.py
new file mode 100644
index 0000000..32ba57c
--- /dev/null
+++ b/superfaktura/bank_account.py
@@ -0,0 +1,61 @@
+from dataclasses import dataclass, asdict
+from typing import Optional
+
+from superfaktura.superfaktura_api import SuperFakturaAPI
+
+
+class NoDefaultBankAccountException(Exception):
+    pass
+
+
+@dataclass
+class BankAccountModel:
+    account: Optional[str]
+    bank_code: Optional[str]
+    bank_name: Optional[str]
+    default: Optional[int]
+    iban: Optional[str]
+    show: Optional[int]
+    swift: Optional[str]
+    id: Optional[int]
+
+    def as_dict(self) -> dict:
+        data = asdict(self)
+        for key in list(data.keys()):
+            if data[key] is None:
+                del data[key]
+        return data
+
+    @staticmethod
+    def from_dict(data: dict) -> "BankAccountModel":
+        return BankAccountModel(
+            **{
+                k: v
+                for k, v in data.items()
+                if k in BankAccountModel.__dataclass_fields__
+            }
+        )
+
+
+class BankAccount(SuperFakturaAPI):
+    def __init__(self):
+        super().__init__()
+
+    def list(self) -> dict:
+        url = "bank_accounts/index"
+        return self.get(url)
+
+    def default(self) -> Optional[BankAccountModel]:
+        accounts = self.list()["BankAccounts"]
+        for account in accounts:
+            if account["BankAccount"]["default"]:
+                return BankAccountModel.from_dict(account["BankAccount"])
+        raise NoDefaultBankAccountException("No default bank account found")
+
+
+if __name__ == "__main__":
+    bank = BankAccount()
+    from pprint import pprint
+
+    pprint(bank.list())
+    pprint(bank.default())