diff --git a/pymc/__init__.py b/pymc/__init__.py
index a57be7f7c6e..27cdf6e2bb8 100644
--- a/pymc/__init__.py
+++ b/pymc/__init__.py
@@ -69,7 +69,6 @@ def __set_compiler_flags():
 from pymc.printing import *
 from pymc.sampling import *
 from pymc.sampling_forward import *
-from pymc.sampling_utils import *
 from pymc.smc import *
 from pymc.stats import *
 from pymc.step_methods import *
diff --git a/pymc/sampling_utils.py b/pymc/sampling_utils.py
deleted file mode 100644
index 5ba1094ce33..00000000000
--- a/pymc/sampling_utils.py
+++ /dev/null
@@ -1,26 +0,0 @@
-#   Copyright 2022 The PyMC Developers
-#
-#   Licensed under the Apache License, Version 2.0 (the "License");
-#   you may not use this file except in compliance with the License.
-#   You may obtain a copy of the License at
-#
-#       http://www.apache.org/licenses/LICENSE-2.0
-#
-#   Unless required by applicable law or agreed to in writing, software
-#   distributed under the License is distributed on an "AS IS" BASIS,
-#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#   See the License for the specific language governing permissions and
-#   limitations under the License.
-
-"""Helper functions for MCMC, prior and posterior predictive sampling."""
-
-from typing import Union
-
-from typing_extensions import TypeAlias
-
-from pymc.backends.base import BaseTrace, MultiTrace
-from pymc.backends.ndarray import NDArray
-
-Backend: TypeAlias = Union[BaseTrace, MultiTrace, NDArray]
-
-__all__ = ()
diff --git a/scripts/run_mypy.py b/scripts/run_mypy.py
index 0fc6fcbe645..2b55afdddf3 100644
--- a/scripts/run_mypy.py
+++ b/scripts/run_mypy.py
@@ -53,7 +53,6 @@
 pymc/plots/__init__.py
 pymc/sampling.py
 pymc/sampling_forward.py
-pymc/sampling_utils.py
 pymc/smc/__init__.py
 pymc/smc/sampling.py
 pymc/smc/kernels.py