diff --git a/src/ansys/sherlock/core/errors.py b/src/ansys/sherlock/core/errors.py
index c741f53ee..376c06fd0 100644
--- a/src/ansys/sherlock/core/errors.py
+++ b/src/ansys/sherlock/core/errors.py
@@ -1073,3 +1073,20 @@ def __init__(self, message):
     def __str__(self):
         """Format error message."""
         return f"Delete test points error: {self.message}"
+
+
+class SherlockUpdateTestPointsByFileError(Exception):
+    """Contains the errors raised when test points cannot be updated."""
+
+    def __init__(self, message=None, error_array=None):
+        """Initialize error message."""
+        self.message = message
+        self.error_array = error_array
+
+    def str_itr(self):
+        """Create list of error messages."""
+        if self.message is None:
+            return [f"Update test points by file error: {error}" for error in self.error_array]
+
+        assert self.error_array is None
+        return [f"Update test points by file error: {self.message}"]
diff --git a/src/ansys/sherlock/core/layer.py b/src/ansys/sherlock/core/layer.py
index e496ddbac..bcd11b69d 100644
--- a/src/ansys/sherlock/core/layer.py
+++ b/src/ansys/sherlock/core/layer.py
@@ -23,6 +23,7 @@
     SherlockDeleteAllMountPointsError,
     SherlockDeleteAllTestPointsError,
     SherlockUpdateMountPointsByFileError,
+    SherlockUpdateTestPointsByFileError,
 )
 from ansys.sherlock.core.grpc_stub import GrpcStub
 
@@ -485,3 +486,81 @@ def delete_all_test_points(self, project, cca_name):
             raise e
 
         return response.value
+
+    def update_test_points_by_file(
+        self,
+        project,
+        cca_name,
+        file_path,
+    ):
+        """Update test point properties of a CCA from a CSV file.
+
+        Parameters
+        ----------
+        project : str
+            Name of the Sherlock project.
+        cca_name : str
+            Name of the CCA.
+        file_path : str
+            Path for the CSV file with the test point properties.
+
+        Returns
+        -------
+        int
+            Status code of the response. 0 for success.
+
+        Examples
+        --------
+        >>> from ansys.sherlock.core.launcher import launch_sherlock
+        >>> sherlock = launch_sherlock()
+        >>> sherlock.project.import_odb_archive(
+            "ODB++ Tutorial.tgz",
+            True,
+            True,
+            True,
+            True,
+            project="Test",
+            cca_name="Card",
+        )
+        >>> sherlock.layer.update_test_points_by_file(
+            "Test",
+            "Card",
+            "TestPointsImport.csv",
+        )
+        """
+        try:
+            if project == "":
+                raise SherlockUpdateTestPointsByFileError(message="Project name is invalid.")
+            if cca_name == "":
+                raise SherlockUpdateTestPointsByFileError(message="CCA name is invalid.")
+            if file_path == "":
+                raise SherlockUpdateTestPointsByFileError(message="File path is required.")
+
+            if not self._is_connection_up():
+                LOG.error("There is no connection to a gRPC service.")
+                return
+
+            request = SherlockLayerService_pb2.UpdateTestPointsByFileRequest(
+                project=project,
+                ccaName=cca_name,
+                filePath=file_path,
+            )
+
+            response = self.stub.updateTestPointsByFile(request)
+
+            return_code = response.returnCode
+
+            if return_code.value == -1:
+                if return_code.message == "":
+                    raise SherlockUpdateTestPointsByFileError(error_array=response.updateError)
+
+                raise SherlockUpdateTestPointsByFileError(message=return_code.message)
+
+            else:
+                LOG.info(return_code.message)
+                return return_code.value
+
+        except SherlockUpdateTestPointsByFileError as e:
+            for error in e.str_itr():
+                LOG.error(error)
+            raise e
diff --git a/tests/test_layer.py b/tests/test_layer.py
index 1dec33427..19df3b3bb 100644
--- a/tests/test_layer.py
+++ b/tests/test_layer.py
@@ -10,6 +10,7 @@
     SherlockDeleteAllMountPointsError,
     SherlockDeleteAllTestPointsError,
     SherlockUpdateMountPointsByFileError,
+    SherlockUpdateTestPointsByFileError,
 )
 from ansys.sherlock.core.layer import Layer
 from ansys.sherlock.core.types.layer_types import PCBShape, PolygonalShape
@@ -26,6 +27,7 @@ def test_all():
     helper_test_delete_all_mount_points(layer)
     helper_test_delete_all_test_points(layer)
     helper_test_add_potting_region(layer)
+    helper_test_update_test_points_by_file(layer)
 
 
 def helper_test_add_potting_region(layer):
@@ -432,5 +434,49 @@ def helper_test_delete_all_test_points(layer):
             pytest.fail(e.message)
 
 
+def helper_test_update_test_points_by_file(layer):
+    """Test update_test_points_by_file API."""
+    try:
+        layer.update_test_points_by_file(
+            "",
+            "CCA",
+            "TestPointImport.csv",
+        )
+        pytest.fail("No exception thrown when using an invalid parameter")
+    except SherlockUpdateTestPointsByFileError as e:
+        assert e.str_itr()[0] == "Update test points by file error: Project name is invalid."
+
+    try:
+        layer.update_test_points_by_file(
+            "Tutorial Project",
+            "",
+            "TestPointImport.csv",
+        )
+        pytest.fail("No exception thrown when using an invalid parameter")
+    except SherlockUpdateTestPointsByFileError as e:
+        assert e.str_itr()[0] == "Update test points by file error: CCA name is invalid."
+
+    try:
+        layer.update_test_points_by_file(
+            "Tutorial Project",
+            "CCA",
+            "",
+        )
+        pytest.fail("No exception thrown when using an invalid parameter")
+    except SherlockUpdateTestPointsByFileError as e:
+        assert e.str_itr()[0] == "Update test points by file error: File path is required."
+
+    if layer._is_connection_up():
+        try:
+            layer.update_test_points_by_file(
+                "Tutorial Project",
+                "Invalid CCA",
+                "TestPointImport.csv",
+            )
+            pytest.fail("No exception thrown when using an invalid parameter")
+        except Exception as e:
+            assert type(e) == SherlockUpdateTestPointsByFileError
+
+
 if __name__ == "__main__":
     test_all()