diff --git a/makefiles/targets/tox.mk b/makefiles/targets/tox.mk
new file mode 100644
index 0000000..9d50962
--- /dev/null
+++ b/makefiles/targets/tox.mk
@@ -0,0 +1,44 @@
+# -*- makefile -*-
+# -----------------------------------------------------------------------
+# Copyright 2022-2023 Open Networking Foundation (ONF) and the ONF Contributors
+#
+# 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.
+#
+# SPDX-FileCopyrightText: 2022 Open Networking Foundation (ONF) and the ONF Contributors
+# SPDX-License-Identifier: Apache-2.0
+# -----------------------------------------------------------------------
+
+$(if $(DEBUG),$(warning ENTER))
+
+## -----------------------------------------------------------------------
+## Intent: Sanity check incoming JJB config changes.
+##   Todo: Depend on makefiles/lint/jjb.mk :: lint-jjb
+## -----------------------------------------------------------------------
+# lint : lint-jjb
+lint-tox: lint-jjb
+	tox -e py310
+
+sterile ::
+	$(RM) -r .tox#       # $(TOP)/.tox
+
+## -----------------------------------------------------------------------
+## -----------------------------------------------------------------------
+help-verbose += help-tox
+help-tox ::
+	@echo
+	@echo '[MAKE: tox]'
+	@echo '  lint-tox            Python unit testing, sanity check incoming JJB changes.'
+
+$(if $(DEBUG),$(warning LEAVE))
+
+# [EOF]