diff --git a/modules/connectors/eshipper/karrio/providers/eshipper/rate.py b/modules/connectors/eshipper/karrio/providers/eshipper/rate.py
index f1d0b4d4ca..0ca1809336 100644
--- a/modules/connectors/eshipper/karrio/providers/eshipper/rate.py
+++ b/modules/connectors/eshipper/karrio/providers/eshipper/rate.py
@@ -93,10 +93,15 @@ def rate_request(
         payload.options,
         package_options=packages.options,
     )
-    shipping_date = lib.to_date(options.shipment_date.state or datetime.datetime.now())
 
     request = eshipper.RateRequestType(
-        scheduledShipDate=lib.fdatetime(shipping_date, output_format="%Y-%m-%d %H:%M"),
+        scheduledShipDate=lib.fdatetime(
+            lib.to_next_business_datetime(
+                options.shipping_date.state or datetime.datetime.now(),
+                current_format="%Y-%m-%dT%H:%M",
+            ),
+            output_format="%Y-%m-%dT%H:%M:%S.%fZ",  # 2024-09-30T09:10:29.195Z
+        ),
         raterequestfrom=eshipper.FromType(
             attention=shipper.contact,
             company=shipper.company_name,
diff --git a/modules/connectors/eshipper/tests/eshipper/test_rate.py b/modules/connectors/eshipper/tests/eshipper/test_rate.py
index 6deedea36c..b0dd92c2d0 100644
--- a/modules/connectors/eshipper/tests/eshipper/test_rate.py
+++ b/modules/connectors/eshipper/tests/eshipper/test_rate.py
@@ -79,7 +79,7 @@ def test_parse_rate_response(self):
         },
     ],
     "options": {
-        "shipment_date": "2024-07-16",
+        "shipping_date": "2024-07-16T10:00",
     },
 }
 
@@ -326,7 +326,7 @@ def test_parse_rate_response(self):
         "zip": "L4T3T1",
         "country": "CA",
     },
-    "scheduledShipDate": "2024-07-16 00:00",
+    "scheduledShipDate": "2024-07-16T10:00:00.000000Z",
     "packagingUnit": "Metric",
     "packages": {
         "type": "Package",
diff --git a/modules/core/karrio/server/core/validators.py b/modules/core/karrio/server/core/validators.py
index 923112c292..d05703d653 100644
--- a/modules/core/karrio/server/core/validators.py
+++ b/modules/core/karrio/server/core/validators.py
@@ -111,29 +111,25 @@ def __init__(self, instance=None, **kwargs):
         if data:
             options = (data or {}).get("options") or {}
 
-            # TODO: remove this when we have a standard shipping date field
-            shipment_date = lib.to_date(
-                options.get("shipment_date")
-                or (getattr(instance, "options", None) or {}).get("shipment_date")
-            )
             shipping_date = lib.to_date(
                 options.get("shipping_date")
                 or (getattr(instance, "options", None) or {}).get("shipping_date"),
                 current_format="%Y-%m-%dT%H:%M",
             )
 
-            # TODO: remove this when we have a standard shipping date field
-            if (
-                shipment_date is not None
-                and shipment_date.date() < datetime.now().date()
-            ):
-                options.update(shipment_date=datetime.now().strftime("%Y-%m-%d"))
-                kwargs["data"].update(dict(options=options))
-
             if shipping_date is None or shipping_date.date() < datetime.now().date():
                 options.update(shipping_date=datetime.now().strftime("%Y-%m-%dT%H:%M"))
                 kwargs["data"].update(dict(options=options))
 
+            if shipping_date or options.get("shipping_date"):
+                options.update(
+                    shipment_date=lib.fdate(
+                        shipping_date or options.get("shipping_date"),
+                        current_format="%Y-%m-%dT%H:%M",
+                    )
+                )
+                kwargs["data"].update(dict(options=options))
+
         super().__init__(instance, **kwargs)
 
 
diff --git a/modules/manager/karrio/server/manager/tests/test_shipments.py b/modules/manager/karrio/server/manager/tests/test_shipments.py
index c41fe190de..5de95b1a64 100644
--- a/modules/manager/karrio/server/manager/tests/test_shipments.py
+++ b/modules/manager/karrio/server/manager/tests/test_shipments.py
@@ -361,7 +361,7 @@ def test_cancel_purchased_shipment(self):
     "return_address": None,
     "billing_address": None,
     "services": [],
-    "options": {"shipping_date": ANY},
+    "options": {"shipping_date": ANY, "shipment_date": ANY},
     "customs": None,
     "reference": None,
     "carrier_ids": ["canadapost"],
@@ -375,6 +375,7 @@ def test_cancel_purchased_shipment(self):
     "options": {
         "insurance": 54,
         "currency": "CAD",
+        "shipment_date": "2050-01-01",
         "shipping_date": "2050-01-01T10:30",
     },
 }
@@ -513,7 +514,7 @@ def test_cancel_purchased_shipment(self):
         }
     ],
     "services": [],
-    "options": {"shipping_date": ANY},
+    "options": {"shipping_date": ANY, "shipment_date": ANY},
     "payment": {"paid_by": "sender", "currency": "CAD", "account_number": None},
     "return_address": None,
     "billing_address": None,
diff --git a/modules/orders/karrio/server/orders/tests/test_orders.py b/modules/orders/karrio/server/orders/tests/test_orders.py
index 0fa58c5d02..06807d0ddd 100644
--- a/modules/orders/karrio/server/orders/tests/test_orders.py
+++ b/modules/orders/karrio/server/orders/tests/test_orders.py
@@ -519,7 +519,7 @@ def test_fulfilled_order_when_all_items_are_fulfilled(self):
                 }
             ],
             "services": [],
-            "options": {"currency": "CAD", "shipment_date": ANY},
+            "options": {"currency": "CAD", "shipment_date": ANY, "shipping_date": ANY},
             "payment": {"paid_by": "sender", "currency": "CAD", "account_number": None},
             "billing_address": None,
             "customs": None,
@@ -748,7 +748,7 @@ def test_fulfilled_order_when_all_items_are_fulfilled(self):
                 }
             ],
             "services": [],
-            "options": {"currency": "CAD", "shipment_date": ANY},
+            "options": {"currency": "CAD", "shipment_date": ANY, "shipping_date": ANY},
             "payment": {"paid_by": "sender", "currency": "CAD", "account_number": None},
             "billing_address": None,
             "customs": None,
@@ -962,7 +962,7 @@ def test_fulfilled_order_when_all_items_are_fulfilled(self):
                 }
             ],
             "services": [],
-            "options": {"currency": "CAD", "shipment_date": ANY},
+            "options": {"currency": "CAD", "shipment_date": ANY, "shipping_date": ANY},
             "payment": {"paid_by": "sender", "currency": "CAD", "account_number": None},
             "billing_address": None,
             "customs": None,
diff --git a/modules/sdk/karrio/core/units.py b/modules/sdk/karrio/core/units.py
index 35550ae17a..6d3760e90b 100644
--- a/modules/sdk/karrio/core/units.py
+++ b/modules/sdk/karrio/core/units.py
@@ -1,5 +1,6 @@
 """Karrio universal data types and units definitions"""
 
+from ctypes import util
 import attr
 import typing
 import numbers
@@ -1057,6 +1058,7 @@ def __init__(
                 _key = key
                 option_values[key] = _val
 
+        self._raw_options = options
         self._options = option_values
         self._option_list = self._filter(
             option_values, (items_filter or utils.identity)
@@ -1169,6 +1171,16 @@ def email_notification_to(self) -> utils.OptionEnum:
 
     @property
     def shipment_date(self) -> utils.OptionEnum:
+        # Check if shipment_date is not defined and fallback to shipping_date
+        if not self[ShippingOption.shipment_date.name].state:
+            return utils.OptionEnum(
+                "shipment_date",
+                str,
+                utils.DF.fdate(
+                    self._raw_options.get("shipping_date"), "%Y-%m-%dT%H:%M"
+                ),
+            )
+
         return self[ShippingOption.shipment_date.name]
 
     @property