diff --git a/.shellcheckrc b/.shellcheckrc
new file mode 100644
index 0000000000..8287a3aebf
--- /dev/null
+++ b/.shellcheckrc
@@ -0,0 +1 @@
+disable=SC1090,SC1091,SC2164
diff --git a/dev/scripts/load_test_customer_data.sh b/dev/scripts/load_test_customer_data.sh
index 4f5c2646d5..c46194b976 100755
--- a/dev/scripts/load_test_customer_data.sh
+++ b/dev/scripts/load_test_customer_data.sh
@@ -19,7 +19,7 @@
 #
 
 usage() {
-    log-info "Usage: `basename $0` <command>"
+    log-info "Usage: $(basename "$0") <command>"
     log-info ""
     log-info "[source name]:"
     log-info "\t AWS          build and populate test customer data for AWS"
@@ -44,8 +44,8 @@ NISE="$(which nise)"
 NISE_DATA_PATH="${DEV_SCRIPTS_PATH}/../../testing"
 
 # import common functions
-source $DEV_SCRIPTS_PATH/common/logging.sh
-source $DEV_SCRIPTS_PATH/common/utils.sh
+source "$DEV_SCRIPTS_PATH"/common/logging.sh
+source "$DEV_SCRIPTS_PATH"/common/utils.sh
 
 trap handle_errors ERR
 
@@ -70,7 +70,8 @@ export PGPASSWORD="${DATABASE_PASSWORD}"
 export PGPORT="${POSTGRES_SQL_SERVICE_PORT}"
 export PGHOST="${POSTGRES_SQL_SERVICE_HOST}"
 export PGUSER="${DATABASE_USER}"
-export OS="$(uname)"
+OS="$(uname)"
+export OS
 
 export S3_ACCESS_KEY="${S3_ACCESS_KEY}"
 export S3_SECRET_KEY="${S3_SECRET}"
@@ -88,9 +89,6 @@ END_DATE=${3:-$(date +'%Y-%m-%d')}    # defaults to today
 log-debug "START_DATE=${START_DATE}"
 log-debug "END_DATE=${END_DATE}"
 
-# this is the default that's in koku.masu.config
-DATA_DIR=/var/tmp/masu
-
 
 check-api-status() {
   # API status validation.
@@ -102,7 +100,7 @@ check-api-status() {
   local _status_url=$2
 
   log-info "Checking that $_server_name is up and running..."
-  CHECK=$(curl --connect-timeout 20 -s -w "%{http_code}\n" -L ${_status_url} -o /dev/null)
+  CHECK=$(curl --connect-timeout 20 -s -w "%{http_code}\n" -L "${_status_url}" -o /dev/null)
   if [[ $CHECK != 200 ]];then
       log-err "$_server_name is not available at: $_status_url"
       log-err "exiting..."
@@ -118,16 +116,16 @@ add_cost_models() {
   #   1 - api_provider.name; this needs to match the source_name in test_customer.yaml
   #   2 - cost model json filename; this needs to be a file in $DEV_SCRIPTS_PATH
   #
-  UUID=$(psql $DATABASE_NAME --no-password --tuples-only -c "SELECT uuid from public.api_provider WHERE name = '$1'" | head -1 | sed -e 's/^[ \t]*//')
-  if [[ ! -z $UUID ]]; then
-      COST_MODEL_JSON=$(cat "$DEV_SCRIPTS_PATH/cost_models/$2" | sed -e "s/PROVIDER_UUID/$UUID/g")
+  UUID=$(psql "$DATABASE_NAME" --no-password --tuples-only -c "SELECT uuid from public.api_provider WHERE name = '$1'" | head -1 | sed -e 's/^[ \t]*//')
+  if [[ -n $UUID ]]; then
+      COST_MODEL_JSON=$(< "$DEV_SCRIPTS_PATH/cost_models/$2" sed -e "s/PROVIDER_UUID/$UUID/g")
 
       log-info "creating cost model, source_name: $1, uuid: $UUID"
       RESPONSE=$(curl -s -w "%{http_code}\n" \
         --header "Content-Type: application/json" \
         --request POST \
         --data "$COST_MODEL_JSON" \
-        ${KOKU_URL_PREFIX}/v1/cost-models/)
+        "${KOKU_URL_PREFIX}"/v1/cost-models/)
       STATUS_CODE=${RESPONSE: -3}
       DATA=${RESPONSE:: -3}
 
@@ -137,10 +135,10 @@ add_cost_models() {
       if [[ $STATUS_CODE != 201 ]]; then
         # logging warning if resource already exists
         if [[ $DATA =~ "already associated" && $STATUS_CODE == 400 ]]; then
-          log-warn $DATA
+          log-warn "$DATA"
         else
           log-err "HTTP STATUS: $STATUS"
-          log-err $DATA
+          log-err "$DATA"
         fi
       fi
   else
@@ -155,10 +153,10 @@ trigger_download() {
   #
   local _download_types=("$@")
   for download_type in "${_download_types[@]}"; do
-    UUID=$(psql $DATABASE_NAME --no-password --tuples-only -c "SELECT uuid from public.api_provider WHERE name = '$download_type'" | head -1 | sed -e 's/^[ \t]*//')
-    if [[ ! -z $UUID ]]; then
+    UUID=$(psql "$DATABASE_NAME" --no-password --tuples-only -c "SELECT uuid from public.api_provider WHERE name = '$download_type'" | head -1 | sed -e 's/^[ \t]*//')
+    if [[ -n $UUID ]]; then
         log-info "Triggering download for, source_name: $download_type, uuid: $UUID"
-        RESPONSE=$(curl -s -w "%{http_code}\n" ${MASU_URL_PREFIX}/v1/download/?provider_uuid=$UUID)
+        RESPONSE=$(curl -s -w "%{http_code}\n" "${MASU_URL_PREFIX}"/v1/download/?provider_uuid="$UUID")
         STATUS_CODE=${RESPONSE: -3}
         DATA=${RESPONSE:: -3}
 
@@ -166,7 +164,7 @@ trigger_download() {
         log-debug "body: $DATA"
 
         if [[ $STATUS_CODE != 200 ]];then
-          log-err $DATA
+          log-err "$DATA"
         fi
 
     else
@@ -181,20 +179,23 @@ trigger_ocp_ingest() {
   #   1 - the source name. If the source does not exist, ingestion is skipped.
   #   2 - payload name to be ingested.
   #
-  UUID=$(psql $DATABASE_NAME --no-password --tuples-only -c "SELECT uuid from public.api_provider WHERE name = '$1'" | head -1 | sed -e 's/^[ \t]*//')
-  if [[ ! -z $UUID ]]; then
+  local formatted_start_date
+  local formatted_end_date
+
+  UUID=$(psql "$DATABASE_NAME" --no-password --tuples-only -c "SELECT uuid from public.api_provider WHERE name = '$1'" | head -1 | sed -e 's/^[ \t]*//')
+  if [[ -n $UUID ]]; then
     if [[ $OS = "Darwin" ]]; then
-        local formatted_start_date=$(date -j -f "%Y-%m-%d" "$START_DATE" +'%Y_%m')
-        local formatted_end_date=$(date -j -f "%Y-%m-%d" "$END_DATE" +'%Y_%m')
+        formatted_start_date=$(date -j -f "%Y-%m-%d" "$START_DATE" +'%Y_%m')
+        formatted_end_date=$(date -j -f "%Y-%m-%d" "$END_DATE" +'%Y_%m')
     else
         local tmp_start="$START_DATE"
-        local formatted_start_date=$(date -d "$START_DATE" +'%Y_%m')
-        local formatted_end_date=$(date -d "$END_DATE" +'%Y_%m')
+        formatted_start_date=$(date -d "$START_DATE" +'%Y_%m')
+        formatted_end_date=$(date -d "$END_DATE" +'%Y_%m')
     fi
     while [ ! "$formatted_start_date" \> "$formatted_end_date" ]; do
       local payload_name="$2.$formatted_start_date.tar.gz"
       log-info "Triggering ingest for, source_name: $1, uuid: $UUID, payload_name: $payload_name"
-      RESPONSE=$(curl -s -w "%{http_code}\n" ${MASU_URL_PREFIX}/v1/ingest_ocp_payload/?payload_name=$payload_name)
+      RESPONSE=$(curl -s -w "%{http_code}\n" "${MASU_URL_PREFIX}"/v1/ingest_ocp_payload/?payload_name="$payload_name")
       STATUS_CODE=${RESPONSE: -3}
       DATA=${RESPONSE:: -3}
 
@@ -202,7 +203,7 @@ trigger_ocp_ingest() {
       log-debug "body: $DATA"
 
       if [[ $STATUS_CODE != 202 ]];then
-        log-err $DATA
+        log-err "$DATA"
       fi
       if [[ $OS = "Darwin" ]]; then
         formatted_start_date=$(date -j -v+1m -f "%Y_%m" "$formatted_start_date" +'%Y_%m')
@@ -221,18 +222,18 @@ render_yaml_files() {
   local _yaml_files=("$@")
   RENDERED_YAML=()
   for fname in "${_yaml_files[@]}"; do
-      OUT=$(dirname $YAML_PATH/$fname)/rendered_$(basename $YAML_PATH/$fname)
+      OUT=$(dirname "$YAML_PATH"/"$fname")/rendered_$(basename "$YAML_PATH"/"$fname")
       log-debug "rendering ${fname} to ${OUT}"
-      python $DEV_SCRIPTS_PATH/render_nise_yamls.py -f $YAML_PATH/$fname -o $OUT -s "$START_DATE" -e "$END_DATE"
-      RENDERED_YAML+="$OUT "
+      python "$DEV_SCRIPTS_PATH"/render_nise_yamls.py -f "$YAML_PATH/$fname" -o "$OUT" -s "$START_DATE" -e "$END_DATE"
+      RENDERED_YAML+=("$OUT ")
   done
 }
 
 cleanup_rendered_files(){
   local _yaml_files=("$@")
-  for fname in ${_yaml_files[@]}; do
+  for fname in "${_yaml_files[@]}"; do
     log-debug "removing ${fname}..."
-    rm $fname
+    rm "$fname"
   done
 }
 
@@ -241,7 +242,7 @@ enable_ocp_tags() {
   RESPONSE=$(curl -s -w "%{http_code}\n" --header "Content-Type: application/json" \
   --request POST \
   --data '{"schema": "org1234567","action": "create","tag_keys": ["environment", "app", "version", "storageclass", "application", "instance-type"], "provider_type": "ocp"}' \
-  ${MASU_URL_PREFIX}/v1/enabled_tags/)
+  "${MASU_URL_PREFIX}"/v1/enabled_tags/)
   STATUS_CODE=${RESPONSE: -3}
   DATA=${RESPONSE:: -3}
 
@@ -249,14 +250,14 @@ enable_ocp_tags() {
   log-debug "body: $DATA"
 
   if [[ $STATUS_CODE != 200 ]];then
-    log-err $DATA
+    log-err "$DATA"
   fi
 }
 
 nise_report(){
   # wrapper function to run nise cli
-  log-debug "RUNNING - $NISE report $@"
-  $NISE report $@
+  log-debug "RUNNING - $NISE report $*"
+  $NISE report "$@"
 }
 
 # AWS customer data
@@ -270,7 +271,8 @@ build_aws_data() {
 
   local _download_types=("Test AWS Source")
   local _ocp_ingest_name="Test OCP on AWS"
-  local _ocp_payload="$(uuidgen | awk '{print tolower($0)}' | tr -d '-')"
+  local _ocp_payload
+  _ocp_payload="$(uuidgen | awk '{print tolower($0)}' | tr -d '-')"
 
   log-info "Rendering ${_source_name} YAML files..."
   render_yaml_files "${_yaml_files[@]}"
@@ -284,8 +286,8 @@ build_aws_data() {
   cleanup_rendered_files "${_rendered_yaml_files[@]}"
 
   log-info "Adding ${_source_name} cost models..."
-  add_cost_models 'Test OCP on AWS' openshift_on_aws_cost_model.json $KOKU_API_HOSTNAME:$KOKU_PORT
-  add_cost_models 'Test AWS Source' aws_cost_model.json $KOKU_API_HOSTNAME:$KOKU_PORT
+  add_cost_models 'Test OCP on AWS' openshift_on_aws_cost_model.json "$KOKU_API_HOSTNAME":"$KOKU_PORT"
+  add_cost_models 'Test AWS Source' aws_cost_model.json "$KOKU_API_HOSTNAME":"$KOKU_PORT"
 
   log-info "Trigger downloads..."
   trigger_download "${_download_types[@]}"
@@ -305,7 +307,8 @@ build_azure_data() {
 
   local _download_types=("Test Azure Source" "Test Azure v2 Source")
   local _ocp_ingest_name="Test OCP on Azure"
-  local _ocp_payload="$(uuidgen | awk '{print tolower($0)}' | tr -d '-')"
+  local _ocp_payload
+  _ocp_payload="$(uuidgen | awk '{print tolower($0)}' | tr -d '-')"
 
   log-info "Rendering ${_source_name} YAML files..."
   render_yaml_files "${_yaml_files[@]}"
@@ -320,7 +323,7 @@ build_azure_data() {
   cleanup_rendered_files "${_rendered_yaml_files[@]}"
 
   log-info "Adding ${_source_name} cost models..."
-  add_cost_models 'Test Azure Source' azure_cost_model.json $KOKU_API_HOSTNAME:$KOKU_PORT
+  add_cost_models 'Test Azure Source' azure_cost_model.json "$KOKU_API_HOSTNAME":"$KOKU_PORT"
 
   log-info "Trigger downloads..."
   trigger_download "${_download_types[@]}"
@@ -340,7 +343,8 @@ build_gcp_data() {
 
   local _download_types=("Test GCP Source" "Test OCPGCP Source")
   local _ocp_ingest_name="Test OCP on GCP"
-  local _ocp_payload="$(uuidgen | awk '{print tolower($0)}' | tr -d '-')"
+  local _ocp_payload
+  _ocp_payload="$(uuidgen | awk '{print tolower($0)}' | tr -d '-')"
 
   log-info "Rendering ${_source_name} YAML files..."
   render_yaml_files "${_yaml_files[@]}"
@@ -355,7 +359,7 @@ build_gcp_data() {
   cleanup_rendered_files "${_rendered_yaml_files[@]}"
 
   log-info "Adding ${_source_name} cost models..."
-  add_cost_models 'Test GCP Source' gcp_cost_model.json $KOKU_API_HOSTNAME:$KOKU_PORT
+  add_cost_models 'Test GCP Source' gcp_cost_model.json "$KOKU_API_HOSTNAME":"$KOKU_PORT"
 
   log-info "Trigger downloads..."
   trigger_download "${_download_types[@]}"
@@ -368,7 +372,8 @@ build_onprem_data() {
   local _yaml_files=("ocp/ocp_on_premise.yml")
   local _rendered_yaml_files=("$YAML_PATH/ocp/rendered_ocp_on_premise.yml")
   local _ocp_ingest_name="Test OCP on Premises"
-  local _ocp_payload="$(uuidgen | awk '{print tolower($0)}' | tr -d '-')"
+  local _ocp_payload
+  _ocp_payload="$(uuidgen | awk '{print tolower($0)}' | tr -d '-')"
 
   log-info "Rendering ${_source_name} YAML files..."
   render_yaml_files "${_yaml_files[@]}"
@@ -381,7 +386,7 @@ build_onprem_data() {
   cleanup_rendered_files "${_rendered_yaml_files[@]}"
 
   log-info "Adding ${_source_name} cost models..."
-  add_cost_models 'Test OCP on Premises' openshift_on_prem_cost_model.json $KOKU_API_HOSTNAME:$KOKU_PORT
+  add_cost_models 'Test OCP on Premises' openshift_on_prem_cost_model.json "$KOKU_API_HOSTNAME":"$KOKU_PORT"
 
   log-info "Trigger downloads..."
   trigger_download "${_download_types[@]}"
@@ -407,7 +412,7 @@ build_oci_data() {
   cleanup_rendered_files "${_rendered_yaml_files[@]}"
 
   log-info "Adding ${_source_name} cost models..."
-  add_cost_models 'Test OCI Source' oci_cost_model.json $KOKU_API_HOSTNAME:$KOKU_PORT
+  add_cost_models 'Test OCI Source' oci_cost_model.json "$KOKU_API_HOSTNAME":"$KOKU_PORT"
 
   log-info "Trigger downloads..."
   trigger_download "${_download_types[@]}"
@@ -422,7 +427,7 @@ build_all(){
 }
 
 # ---execute---
-provider_arg=`echo ${1} |tr [a-z] [A-Z]`
+provider_arg=$(echo "${1}" | tr '[:lower:]' '[:upper:]')
 
 case ${provider_arg} in
    "AWS")