diff --git a/samtranslator/region_configuration.py b/samtranslator/region_configuration.py
index 6dfc5121c..c2a210b9c 100644
--- a/samtranslator/region_configuration.py
+++ b/samtranslator/region_configuration.py
@@ -18,12 +18,7 @@ def is_apigw_edge_configuration_supported(cls) -> bool:
         :return: True, if API Gateway does not support Edge configuration
         """
 
-        return ArnGenerator.get_partition_name() not in [
-            "aws-us-gov",
-            "aws-iso",
-            "aws-iso-b",
-            "aws-cn",
-        ]
+        return ArnGenerator.get_partition_name() not in ["aws-us-gov", "aws-iso", "aws-iso-b", "aws-cn", "aws-iso-e"]
 
     @classmethod
     def is_service_supported(cls, service, region=None):  # type: ignore[no-untyped-def]
diff --git a/samtranslator/translator/arn_generator.py b/samtranslator/translator/arn_generator.py
index 50c180604..a9f6e0325 100644
--- a/samtranslator/translator/arn_generator.py
+++ b/samtranslator/translator/arn_generator.py
@@ -25,6 +25,8 @@ def _region_to_partition(region: str) -> str:
         return "aws-iso-b"
     if region_string.startswith("us-gov"):
         return "aws-us-gov"
+    if region_string.startswith("eu-isoe"):
+        return "aws-iso-e"
 
     return "aws"
 
diff --git a/tests/unit/test_region_configuration.py b/tests/unit/test_region_configuration.py
index fd00b608d..e9bcf50b3 100644
--- a/tests/unit/test_region_configuration.py
+++ b/tests/unit/test_region_configuration.py
@@ -26,6 +26,7 @@ def test_when_apigw_edge_configuration_supported(self, partition):
             ["aws-us-gov"],
             ["aws-iso"],
             ["aws-iso-b"],
+            ["aws-iso-e"],
         ]
     )
     def test_when_apigw_edge_configuration_is_not_supported(self, partition):
diff --git a/tests/unit/translator/test_arn_generator.py b/tests/unit/translator/test_arn_generator.py
index b91bb3143..f31cb7f26 100644
--- a/tests/unit/translator/test_arn_generator.py
+++ b/tests/unit/translator/test_arn_generator.py
@@ -14,6 +14,7 @@ class TestArnGenerator(TestCase):
             ["us-gov-west-1", "aws-us-gov"],
             ["us-iso-east-1", "aws-iso"],
             ["us-isob-east-1", "aws-iso-b"],
+            ["eu-isoe-west-1", "aws-iso-e"],
         ]
     )
     def test_get_partition_name(self, region, expected_partition):
@@ -27,6 +28,7 @@ def test_get_partition_name(self, region, expected_partition):
             ["us-gov-west-1", "aws-us-gov"],
             ["us-iso-east-1", "aws-iso"],
             ["us-isob-east-1", "aws-iso-b"],
+            ["eu-isoe-west-1", "aws-iso-e"],
         ]
     )
     def test_get_partition_name_when_region_not_provided(self, region, expected_partition):