diff --git a/src/sagemaker/estimator.py b/src/sagemaker/estimator.py
index 10ac37a322..4f91b73972 100644
--- a/src/sagemaker/estimator.py
+++ b/src/sagemaker/estimator.py
@@ -556,7 +556,7 @@ def __init__(
         self.code_location = code_location
         self.entry_point = entry_point
         self.dependencies = dependencies or []
-        self.uploaded_code = None
+        self.uploaded_code: Optional[UploadedCode] = None
         self.tags = add_jumpstart_tags(
             tags=tags, training_model_uri=self.model_uri, training_script_uri=self.source_dir
         )
@@ -839,7 +839,7 @@ def _script_mode_hyperparam_update(self, code_dir: str, script: str) -> None:
 
         self._hyperparameters.update(EstimatorBase._json_encode_hyperparameters(hyperparams))
 
-    def _stage_user_code_in_s3(self) -> str:
+    def _stage_user_code_in_s3(self) -> UploadedCode:
         """Uploads the user training script to S3 and returns the S3 URI.
 
         Returns: S3 URI
@@ -3135,7 +3135,7 @@ def __init__(
         self.git_config = git_config
         self.source_dir = source_dir
         self.dependencies = dependencies or []
-        self.uploaded_code = None
+        self.uploaded_code: Optional[UploadedCode] = None
 
         self.container_log_level = container_log_level
         self.code_location = code_location
diff --git a/src/sagemaker/fw_utils.py b/src/sagemaker/fw_utils.py
index 96ff08e877..c23f9016d8 100644
--- a/src/sagemaker/fw_utils.py
+++ b/src/sagemaker/fw_utils.py
@@ -37,8 +37,8 @@
 
 _TAR_SOURCE_FILENAME = "source.tar.gz"
 
-UploadedCode = namedtuple("UserCode", ["s3_prefix", "script_name"])
-"""sagemaker.fw_utils.UserCode: An object containing the S3 prefix and script name.
+UploadedCode = namedtuple("UploadedCode", ["s3_prefix", "script_name"])
+"""sagemaker.fw_utils.UploadedCode: An object containing the S3 prefix and script name.
 This is for the source code used for the entry point with an ``Estimator``. It can be
 instantiated with positional or keyword arguments.
 """
@@ -398,7 +398,7 @@ def tar_and_upload_dir(
     kms_key=None,
     s3_resource=None,
     settings: Optional[SessionSettings] = None,
-):
+) -> UploadedCode:
     """Package source files and upload a compress tar file to S3.
 
     The S3 location will be ``s3://<bucket>/s3_key_prefix/sourcedir.tar.gz``.
@@ -429,7 +429,7 @@ def tar_and_upload_dir(
             of the SageMaker ``Session``, can be used to override the default encryption
             behavior (default: None).
     Returns:
-        sagemaker.fw_utils.UserCode: An object with the S3 bucket and key (S3 prefix) and
+        sagemaker.fw_utils.UploadedCode: An object with the S3 bucket and key (S3 prefix) and
             script name.
     """
     if directory and (is_pipeline_variable(directory) or directory.lower().startswith("s3://")):