diff --git a/src/models.py b/src/models.py
index 323e49c..441f3f6 100644
--- a/src/models.py
+++ b/src/models.py
@@ -102,28 +102,51 @@ class Category(BaseModel):
         return f'Category.from_str("{self.__str__()}")'
 
 
+def _parse_date_german(date_str: str) -> date | None:
+    if date_str in ["offen", "neu", "--"]:
+        return None
+    day, month, year = list(map(int, date_str.split(".")))
+    return date(day=day, month=month, year=year)
+
+def _parse_decimal_german(decimal_str: str) -> Decimal:
+    return Decimal(decimal_str.replace(".", "").replace(",", "."))
+
+
 class ComdirectBase(BaseModel):
-    date_book: str = Field(alias="Buchungstag", examples=["07.09.2026"])
-    amount_eur: str = Field(alias="Umsatz in EUR", examples=["32,43"])
+    date_val: date | None = Field(alias="Wertstellung (Valuta)", examples=["07.09.2026"])
+    amount_eur: Decimal = Field(alias="Umsatz in EUR", examples=["32,43"])
+
+    @field_validator("date_val", mode="before")
+    @classmethod
+    def parse_date_val(cls, date_str: str) -> date | None:
+        return _parse_date_german(date_str)
+
+    @field_validator("amount_eur", mode="before")
+    @classmethod
+    def parse_amount(cls, decimal_str: str) -> Decimal:
+        return _parse_decimal_german(decimal_str)
 
 
-class ComdirectCommon(ComdirectBase):
+class ComdirectBaseBook(ComdirectBase):
+    date_book: date | None = Field(alias="Buchungstag", examples=["07.09.2026"])
+
+    @field_validator("date_book", mode="before")
+    @classmethod
+    def parse_date_book(cls, date_str: str) -> date | None:
+        return _parse_date_german(date_str)
+
+
+class ComdirectGiro(ComdirectBaseBook):
     type: str = Field(
         alias="Vorgang", examples=["Lastschrift / Belastung", "Kartenumsatz"]
     )
     text: str = Field(alias="Buchungstext")
 
 
-class ComdirectGiro(ComdirectCommon):
-    # "Buchungstag";"Wertstellung (Valuta)";"Vorgang";"Buchungstext";"Umsatz in EUR";
-    # "Buchungstag";"Wertstellung (Valuta)";"Vorgang";"Buchungstext";"Umsatz in EUR";
-    date_val: str = Field(alias="Wertstellung (Valuta)", examples=["07.09.2026"])
-
-
-class ComdirectCreditCard(ComdirectCommon):
+class ComdirectCreditCard(ComdirectBaseBook):
     # "Buchungstag";"Umsatztag";"Vorgang";"Referenz";"Buchungstext";"Umsatz in EUR";
-    date_book: str = Field(alias="Buchungstag", examples=["07.09.2026"])
-    date_val: str = Field(alias="Umsatztag", default="")
+    date_book: date | None = Field(alias="Buchungstag", examples=["07.09.2026"])
+    date_val: date | None = Field(alias="Umsatztag", default=None)
     type: str = Field(
         alias="Vorgang",
         examples=["Lastschrift / Belastung", "Kartenumsatz"],
@@ -131,14 +154,18 @@ class ComdirectCreditCard(ComdirectCommon):
     )
     reference: str = Field(alias="Referenz", default="")
     text: str = Field(alias="Buchungstext", default="")
-    amount_eur: str = Field(alias="Umsatz in EUR", examples=["32,43"], default="")
+    amount_eur: Decimal | None = Field(alias="Umsatz in EUR", examples=["32,43"], default=None)
 
 
-class ComdirectDepot(BaseModel):
-    # "Buchungstag";"Geschäftstag";"Stück / Nom.";"Bezeichnung";"WKN";"Währung";"Ausführungskurs";"Umsatz in EUR";
-    date_val: str = Field(alias="Geschäftstag")
-    num: str = Field(alias="Stück / Nom.")
+class ComdirectDepot(ComdirectBase):
+    date_val: date | None = Field(alias="Geschäftstag")
+    num: Decimal = Field(alias="Stück / Nom.")
     name: str = Field(alias="Bezeichnung")
     wkn: str = Field(alias="WKN")
     currency: str = Field(alias="Währung")
-    spot_price: str = Field(alias="Ausführungskurs")
+    spot_price: Decimal = Field(alias="Ausführungskurs")
+
+    @field_validator("num", "spot_price", mode="before")
+    @classmethod
+    def parse_decimals(cls, decimal_in: str) -> Decimal:
+        return _parse_decimal_german(decimal_in)
diff --git a/tests/test_reader.py b/tests/test_reader.py
index 5b0727e..9bc4911 100644
--- a/tests/test_reader.py
+++ b/tests/test_reader.py
@@ -1,10 +1,20 @@
 from pathlib import Path
 
+from src.models import ComdirectCreditCard, ComdirectDepot, ComdirectGiro
 from src.reader import reader_comdirect
+from src.settings.account_ingest import ACCOUNT_INGESTION_FUNCTIONS
 
 
-def test_reader():
+def test_reader_comdirect():
+    bank_name = "comdirect"
+    assert bank_name in ACCOUNT_INGESTION_FUNCTIONS
     test_path = Path(".local/data/comdirect/umsaetze_9773063005_20260906-2043.csv")
     assert test_path.exists()
     data = reader_comdirect(test_path)
     assert data
+    assert len(data) == len(ACCOUNT_INGESTION_FUNCTIONS.get(bank_name))
+    assert set(data) == set(ACCOUNT_INGESTION_FUNCTIONS.get(bank_name))
+    assert all(isinstance(row, ComdirectGiro) for row in data["Girokonto"])
+    assert all(isinstance(row, ComdirectCreditCard) for row in data["Visa-Karte (Kreditkarte)"])
+    assert all(isinstance(row, ComdirectGiro) for row in data["Tagesgeld PLUS-Konto"])
+    assert all(isinstance(row, ComdirectDepot) for row in data["Depot"])