diff --git a/read_config b/read_config
index 1559282..99473b2 100755
--- a/read_config
+++ b/read_config
@@ -145,14 +145,14 @@ if [ ${read_config_sourced:-1} = "1" ]; then    # include only once
         # Zone aus /etc/zone_nr auslesen
         #
         readonly ZONE_GROUP=1
-        readonly ZONE=1
+        readonly ZONE=2
         readonly CUST_BASE_DIR="${CUST_BASE_DIRS[$ZONE]}"
         assert_d CUST_BASE_DIR
     
         readonly              ETC_SYS_DIR="/etc" 
         readonly              ATB_SYS_DIR="/etc/atb" 
         readonly               DC_SYS_DIR="/etc/dc"
-        readonly           TARIFF_SYS_DIR="/etc/tariff"
+        readonly           TARIFF_SYS_DIR="/etc/psa_tariff"
         readonly             OPKG_SYS_DIR="/etc/psa_update"
         readonly             CONF_SYS_DIR="/etc/psa_config"
         readonly              OPT_SYS_DIR="/opt" 
@@ -180,6 +180,8 @@ if [ ${read_config_sourced:-1} = "1" ]; then    # include only once
         readonly              SYSCTRL_INI="SystemControl.ini"
         readonly           TARIFF_CURRENT="tariff.current"
         readonly                       DC="dc2c.hex"
+        readonly            TARIFF_SUMMER="summer_tariff.json"
+        readonly            TARIFF_WINTER="winter_tariff.json"
         
         readonly           DC_SYS_DC_FILE="${DC_SYS_DIR}/$DC"
         readonly   ATBQT_ATB_SYS_BIN_FILE="${ATBAPP_SYS_DIR}/$ATBQT_BIN"
@@ -204,6 +206,8 @@ if [ ${read_config_sourced:-1} = "1" ]; then    # include only once
         readonly       DC2C_SYS_CASH_JSON="${CONF_SYS_DIR}/DC2C_cash.json"
         readonly       DC2C_SYS_CONF_JSON="${CONF_SYS_DIR}/DC2C_conf.json"
         readonly           DC_PSA_DC_FILE="${DC_PSA_DIR}/$DC"
+        readonly        TARIFF_SYS_SUMMER="${TARIFF_SYS_DIR}${TARIFF_SUMMER}"
+        readonly        TARIFF_SYS_WINTER="${TARIFF_SYS_DIR}${TARIFF_WINTER}"
 
         readonly   ATBQT_ATB_PSA_INI_FILE="${ATB_PSA_DIR}/$ATBQT_INI"
         readonly   ATBQT_APP_PSA_INI_FILE="${ATBAPP_PSA_DIR}/$ATBQT_INI"
@@ -319,16 +323,25 @@ if [ ${read_config_sourced:-1} = "1" ]; then    # include only once
         for i in {1..32}; do    # up to 32 print-json-files
             local __f=${CONF_PSA_DIR}/DC2C_print$(printf "%02d" $i).json
             readonly DC2C_PRINT$(printf "%02d" $i)_JSON=$__f
-            # local __g=$(eval echo '$'DC2C_PRINT$(printf "%02d" $i)_JSON)
             assert_f DC2C_PRINT$(printf "%02d" $i)_JSON
             DC2C_PRINT_JSON+=($__f)
         done
+        
+        local TARIFF_FILES_JSON=()
+        for i in {1..32}; do    # up to 32 tariff-json-files
+            local __f=${TARIFF_PSA_DIR}/tariff$(printf "%02d" $i).json
+            readonly TARIFF$(printf "%02d" $i)_JSON=$__f
+            assert_f TARIFF$(printf "%02d" $i)_JSON
+            TARIFF_FILES_JSON+=($__f)
+        done
 
         readonly KNOWN_CONF_FILES=(${CUSTOMER_LOCATION}/update.conf           \
                                    ${DC2C_PRINT_JSON[@]##*${CUSTOMER_ID}/}    \
                                    ${DC2C_PSA_CONF_JSON##*${CUSTOMER_ID}/}    \
                                    ${DC2C_PSA_CASH_JSON##*${CUSTOMER_ID}/}    \
                                    ${DC2C_PSA_SERIAL_JSON##*${CUSTOMER_ID}/})
+        
+        readonly KNOWN_TARIFF_FILES=(${TARIFF_FILES_JSON[@]##*${CUSTOMER_ID}/})
 
         readonly KNOWN_INI_FILES=(${ATBAPP_PSA_INI_FILE##*${CUSTOMER_ID}/}    \
                       ${ISMASMGRATB_PSA_INI_FILE##*${CUSTOMER_ID}/}           \
@@ -347,6 +360,7 @@ if [ ${read_config_sourced:-1} = "1" ]; then    # include only once
         
         readonly KNOWN_FILES=(${KNOWN_CONF_FILES[@]}                          \
                               ${KNOWN_INI_FILES[@]}                           \
+                              ${KNOWN_TARIFF_FILES[@]}                        \
                               ${DC_PSA_DC_FILE##*${CUSTOMER_ID}/}             \
                               ${OPKG_CMDS_PSA_FILE##*${CUSTOMER_ID}/})