diff --git a/localstack-core/localstack/testing/snapshots/transformer_utility.py b/localstack-core/localstack/testing/snapshots/transformer_utility.py
index ef2fdd13e6034..88f32869a330d 100644
--- a/localstack-core/localstack/testing/snapshots/transformer_utility.py
+++ b/localstack-core/localstack/testing/snapshots/transformer_utility.py
@@ -1,12 +1,10 @@
 import json
 import logging
 import re
-from datetime import datetime
 from json import JSONDecodeError
 from re import Pattern
 
 from localstack_snapshot.snapshots.transformer import (
-    PATTERN_ISO8601,
     GenericTransformer,
     JsonpathTransformer,
     KeyValueBasedTransformer,
@@ -900,19 +898,6 @@ def _change_set_id_transformer(key: str, val: str) -> str:
 
 # TODO maybe move to a different place?
 # Basic Transformation - added automatically to each snapshot (in the fixture)
-SNAPSHOT_BASIC_TRANSFORMER_NEW = [
-    ResponseMetaDataTransformer(),
-    KeyValueBasedTransformer(
-        lambda k, v: (
-            v
-            if (isinstance(v, str) and k.lower().endswith("id") and re.match(PATTERN_UUID, v))
-            else None
-        ),
-        "uuid",
-    ),
-    TimestampTransformer(),
-]
-
 SNAPSHOT_BASIC_TRANSFORMER = [
     ResponseMetaDataTransformer(),
     KeyValueBasedTransformer(
@@ -923,21 +908,5 @@ def _change_set_id_transformer(key: str, val: str) -> str:
         ),
         "uuid",
     ),
-    RegexTransformer(PATTERN_ISO8601, "date"),
-    KeyValueBasedTransformer(
-        lambda k, v: v if isinstance(v, datetime) else None, "datetime", replace_reference=False
-    ),
-    KeyValueBasedTransformer(
-        lambda k, v: (
-            str(v)
-            if (
-                re.compile(r"^.*timestamp.*$", flags=re.IGNORECASE).match(k)
-                or k in ("creationTime", "ingestionTime")
-            )
-            and not PATTERN_ISO8601.match(str(v))
-            else None
-        ),
-        "timestamp",
-        replace_reference=False,
-    ),
+    TimestampTransformer(),
 ]
diff --git a/tests/aws/conftest.py b/tests/aws/conftest.py
index 67a47237f3930..f35afd342e0f1 100644
--- a/tests/aws/conftest.py
+++ b/tests/aws/conftest.py
@@ -10,7 +10,6 @@
 from localstack.testing import config as test_config
 from localstack.testing.snapshots.transformer_utility import (
     SNAPSHOT_BASIC_TRANSFORMER,
-    SNAPSHOT_BASIC_TRANSFORMER_NEW,
     TransformerUtility,
 )
 from localstack.utils.aws.arns import get_partition
@@ -125,36 +124,7 @@ def snapshot(request, _snapshot_session: SnapshotSession, account_id, region_nam
     # Removes the 'x-localstack' header from all responses
     _snapshot_session.add_transformer(_snapshot_session.transform.remove_key("x-localstack"))
 
-    # TODO: temporary to migrate to new default transformers.
-    #   remove this after all exemptions are gone
-    exemptions = [
-        "tests/aws/services/acm",
-        "tests/aws/services/apigateway",
-        "tests/aws/services/cloudwatch",
-        "tests/aws/services/cloudformation",
-        "tests/aws/services/dynamodb",
-        "tests/aws/services/events",
-        "tests/aws/services/kinesis",
-        "tests/aws/services/kms",
-        "tests/aws/services/lambda_",
-        "tests/aws/services/logs",
-        "tests/aws/services/route53",
-        "tests/aws/services/route53resolver",
-        "tests/aws/services/s3",
-        "tests/aws/services/secretsmanager",
-        "tests/aws/services/ses",
-        "tests/aws/services/sns",
-        "tests/aws/services/stepfunctions",
-        "tests/aws/services/sqs",
-        "tests/aws/services/transcribe",
-        "tests/aws/scenario/bookstore",
-        "tests/aws/scenario/note_taking",
-        "tests/aws/scenario/lambda_destination",
-        "tests/aws/scenario/loan_broker",
-    ]
-    if any(e in request.fspath.dirname for e in exemptions):
-        _snapshot_session.add_transformer(SNAPSHOT_BASIC_TRANSFORMER, priority=2)
-    else:
-        _snapshot_session.add_transformer(SNAPSHOT_BASIC_TRANSFORMER_NEW, priority=2)
+    # Adds default transformers
+    _snapshot_session.add_transformer(SNAPSHOT_BASIC_TRANSFORMER, priority=2)
 
     return _snapshot_session
diff --git a/tests/aws/services/lambda_/event_source_mapping/conftest.py b/tests/aws/services/lambda_/event_source_mapping/conftest.py
index 2a107c7d9f99a..098688a28336b 100644
--- a/tests/aws/services/lambda_/event_source_mapping/conftest.py
+++ b/tests/aws/services/lambda_/event_source_mapping/conftest.py
@@ -3,7 +3,7 @@
 from localstack_snapshot.snapshots.transformer import RegexTransformer
 
 from localstack.testing.snapshots.transformer_utility import (
-    SNAPSHOT_BASIC_TRANSFORMER_NEW,
+    SNAPSHOT_BASIC_TRANSFORMER,
     TransformerUtility,
 )
 from localstack.utils.aws.arns import get_partition
@@ -21,6 +21,6 @@ def snapshot(request, _snapshot_session: SnapshotSession, account_id, region_nam
         RegexTransformer(f"arn:{get_partition(region_name)}:", "arn:<partition>:"), priority=2
     )
 
-    _snapshot_session.add_transformer(SNAPSHOT_BASIC_TRANSFORMER_NEW, priority=0)
+    _snapshot_session.add_transformer(SNAPSHOT_BASIC_TRANSFORMER, priority=0)
 
     return _snapshot_session