Revert #38797
diff --git a/sdks/python/apache_beam/options/pipeline_options.py b/sdks/python/apache_beam/options/pipeline_options.py
index c813939..41f9574 100644
--- a/sdks/python/apache_beam/options/pipeline_options.py
+++ b/sdks/python/apache_beam/options/pipeline_options.py
@@ -889,15 +889,6 @@
         action='store_true',
         help='Disable the use of beartype for type checking.')
     parser.add_argument(
-        '--exclude_infer_dataclass_field_type',
-        default=False,
-        action='store_true',
-        help='Exclude certain typehint inference involving dataclass fields '
-        'and resolve to Any (as in beam<=2.74.0). NOTE: this option is '
-        'for backward compatibility only and the exclusion scenarios are '
-        'subject to change or remove in a future version. For details see: '
-        'https://beam.apache.org/releases/pydoc/current/apache_beam.typehints.trivial_inference.html#apache_beam.typehints.trivial_inference.resolve_dataclass_field_type')  # pylint: disable=line-too-long
-    parser.add_argument(
         '--runtime_type_check',
         default=False,
         action='store_true',
diff --git a/sdks/python/apache_beam/typehints/opcodes.py b/sdks/python/apache_beam/typehints/opcodes.py
index 53eabda..963b5e0 100644
--- a/sdks/python/apache_beam/typehints/opcodes.py
+++ b/sdks/python/apache_beam/typehints/opcodes.py
@@ -42,7 +42,6 @@
 from apache_beam.typehints.trivial_inference import Const
 from apache_beam.typehints.trivial_inference import element_type
 from apache_beam.typehints.trivial_inference import key_value_types
-from apache_beam.typehints.trivial_inference import resolve_dataclass_field_type
 from apache_beam.typehints.trivial_inference import union
 from apache_beam.typehints.typehints import Any
 from apache_beam.typehints.typehints import Dict
@@ -452,9 +451,8 @@
   elif inspect.isclass(o) and dataclasses.is_dataclass(o):
     field = o.__dataclass_fields__.get(name)
     if field is not None:
-      return resolve_dataclass_field_type(field.type)
+      return field.type
     return Any
-
   else:
     return Any
 
diff --git a/sdks/python/apache_beam/typehints/trivial_inference.py b/sdks/python/apache_beam/typehints/trivial_inference.py
index 69edfc3..68e126a 100644
--- a/sdks/python/apache_beam/typehints/trivial_inference.py
+++ b/sdks/python/apache_beam/typehints/trivial_inference.py
@@ -774,29 +774,3 @@
   if debug:
     print(f, id(f), input_types, '->', result)
   return result
-
-
-def resolve_dataclass_field_type(x):
-  """
-  Resolve a type to Beam typehint under global pipeline option context.
-
-  Since Beam 2.75.0, typehints of dataclass fields are honored during type
-  inferences. However, in case of breakage (possible scenarios include
-  incorrect typehints; non-deterministic or nullable types disallowed by
-  consumer transform but check disabled by Any; tests rely on Any),
-  --exclude_infer_dataclass_field_type option to instruct falling back to Any.
-  Fields of builtin primitives are always respected.
-  """
-  from apache_beam.options.pipeline_options_context import get_pipeline_options
-  options = get_pipeline_options()
-  if options:
-    from apache_beam.options.pipeline_options import TypeOptions
-    disabled = options.view_as(TypeOptions).exclude_infer_dataclass_field_type
-  else:
-    disabled = False
-
-  if not disabled:
-    return typehints.normalize(x)
-  if x in (bool, bytes, complex, float, int, str):
-    return x
-  return Any
diff --git a/sdks/python/apache_beam/typehints/trivial_inference_test.py b/sdks/python/apache_beam/typehints/trivial_inference_test.py
index dcb0bac..f421819 100644
--- a/sdks/python/apache_beam/typehints/trivial_inference_test.py
+++ b/sdks/python/apache_beam/typehints/trivial_inference_test.py
@@ -24,8 +24,6 @@
 import unittest
 
 import apache_beam as beam
-from apache_beam.options.pipeline_options import PipelineOptions
-from apache_beam.options.pipeline_options_context import scoped_pipeline_options
 from apache_beam.typehints import row_type
 from apache_beam.typehints import trivial_inference
 from apache_beam.typehints import typehints
@@ -492,27 +490,14 @@
 
   def testDataClassFields(self):
     @dataclasses.dataclass
-    class BaseClass:
-      pass
-
-    @dataclasses.dataclass
     class MyDataClass:
       id: int
       name: str
-      tags: list[str]
-      custom: BaseClass
 
     self.assertReturnType(
-        typehints.Tuple[int, str, typehints.List[str], BaseClass],
-        python_callable.PythonCallableWithSource(
-            "lambda x: (x.id, x.name, x.tags, x.custom)"), [MyDataClass])
-
-    options = PipelineOptions(['--exclude_infer_dataclass_field_type'])
-    with scoped_pipeline_options(options):
-      self.assertReturnType(
-          typehints.Tuple[int, str, typehints.Any, typehints.Any],
-          python_callable.PythonCallableWithSource(
-              "lambda x: (x.id, x.name, x.tags, x.custom)"), [MyDataClass])
+        typehints.Tuple[int, str],
+        python_callable.PythonCallableWithSource("lambda x: (x.id, x.name)"),
+        [MyDataClass])
 
 
 if __name__ == '__main__':
diff --git a/sdks/python/apache_beam/typehints/typehints.py b/sdks/python/apache_beam/typehints/typehints.py
index ffef40d..6dc88a9 100644
--- a/sdks/python/apache_beam/typehints/typehints.py
+++ b/sdks/python/apache_beam/typehints/typehints.py
@@ -1453,7 +1453,6 @@
 
 
 def normalize(x, none_as_type=False):
-  """Normalize a type to Beam typehint."""
   # None is inconsistantly used for Any, unknown, or NoneType.
 
   # Avoid circular imports
diff --git a/sdks/python/setup.py b/sdks/python/setup.py
index b8fd2f5..aabe039 100644
--- a/sdks/python/setup.py
+++ b/sdks/python/setup.py
@@ -526,10 +526,7 @@
               'google-api-core>=2.0.0,<3',
               'google-apitools>=0.5.31,<0.5.32; python_version < "3.13"',
               'google-apitools>=0.5.35; python_version >= "3.13"',
-              # NOTE: Maintainers, please do not require google-auth>=2.x.x
-              # Until this issue is closed
-              # https://github.com/googleapis/google-cloud-python/issues/10566
-              'google-auth>=1.18.0,<3',
+              'google-auth>=2.0.0,<3',
               'google-auth-httplib2>=0.1.0,<0.3.0',
               'google-cloud-datastore>=2.0.0,<3',
               'google-cloud-pubsub>=2.1.0,<3',