diff --git a/chart_version_check.sh b/chart_version_check.sh
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+++ b/chart_version_check.sh
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+#!/usr/bin/env bash
+
+# Copyright 2018-present Open Networking Foundation
+#
+# 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.
+
+# chart_version_check.sh
+# checks that changes to a chart include a change to the chart version
+
+set -u
+
+echo "# chart_version_check.sh, using git: $(git --version) #"
+
+# Collect success/failure, and list/types of failures
+fail_version=0
+failed_charts=""
+
+# when not running under Jenkins, use current dir as workspace
+WORKSPACE=${WORKSPACE:-.}
+
+# branch to compare against, defaults to master
+GERRIT_BRANCH=${GERRIT_BRANCH:-opencord/master}
+
+# Create list of changed files compared to branch
+changed_files=$(git diff --name-only "${GERRIT_BRANCH}")
+
+# Create list of untracked by git files
+untracked_files=$(git ls-files -o --exclude-standard)
+
+# Print lists of files that are changed/untracked
+if [ -z "$changed_files" ] && [ -z "$untracked_files" ]
+then
+  echo "# chart_version_check.sh - No changes, Success! #"
+  exit 0
+else
+  if [ -n "$changed_files" ]
+  then
+    echo "Changed files compared with $GERRIT_BRANCH:"
+    # Search and replace per SC2001 doesn't recognize ^ (beginning of line)
+    # shellcheck disable=SC2001
+    echo "${changed_files}" | sed 's/^/  /'
+  fi
+  if [ -n "$untracked_files" ]
+  then
+    echo "Untracked files:"
+    # shellcheck disable=SC2001
+    echo "${untracked_files}" | sed 's/^/  /'
+  fi
+fi
+
+# combine lists
+if [ -n "$changed_files" ]
+then
+  if [ -n "$untracked_files" ]
+  then
+    changed_files+=$'\n'
+    changed_files+="${untracked_files}"
+  fi
+else
+  changed_files="${untracked_files}"
+fi
+
+# For all the charts, fail on changes within a chart without a version change
+# loop on result of 'find -name Chart.yaml'
+while IFS= read -r -d '' chart
+do
+  chartdir=$(dirname "${chart#./}")
+  chart_changed_files=""
+  version_updated=0
+
+  # create a list of files that were changed in the chart
+  for file in $changed_files; do
+    if [[ $file =~ $chartdir ]]
+    then
+      chart_changed_files+=$'\n'
+      chart_changed_files+="  ${file}"
+    fi
+  done
+
+  # See if chart version changed using 'git diff', and is SemVer
+  chart_yaml_diff=$(git diff -p "$GERRIT_BRANCH" "${chartdir}/Chart.yaml")
+
+  if [ -n "$chart_yaml_diff" ]
+  then
+    echo "Changes to Chart.yaml in '$chartdir'"
+    old_version_string=$(echo "$chart_yaml_diff" | grep -E '\-version:\s*\d+\.\d+\.\d+$')
+    new_version_string=$(echo "$chart_yaml_diff" | grep -E '\+version:\s*\d+\.\d+\.\d+$')
+
+    if [ -n "$new_version_string" ]
+    then
+      version_updated=1
+      echo " Old version string:${old_version_string//-version:/}"
+      echo " New version string:${new_version_string//+version:/}"
+    fi
+  fi
+
+  # if there are any changed files
+  if [ -n "$chart_changed_files" ]
+  then
+    # and version updated, print changed files
+    if [ $version_updated -eq 1 ]
+    then
+      echo " Files changed:${chart_changed_files}"
+    else
+      # otherwise fail this chart
+      echo "Changes to chart but no version update in '$chartdir':${chart_changed_files}"
+      fail_version=1
+      failed_charts+=$'\n'
+      failed_charts+="  $chartdir"
+    fi
+  fi
+
+done < <(find "${WORKSPACE}" -name Chart.yaml -print0)
+
+if [[ $fail_version != 0 ]]; then
+  echo "# chart_version_check.sh Failure! #"
+  echo "Charts that need to be fixed:$failed_charts"
+  exit 1
+fi
+
+echo "# chart_version_check.sh Success! - all charts have updated versions #"
+
+exit 0
+