diff --git a/.gitignore b/.gitignore
index bb2aa32..d68d448 100644
--- a/.gitignore
+++ b/.gitignore
@@ -33,3 +33,4 @@ yarn.lock
 # coverage stuff
 coverage/
 lcov.info
+**/*.env
diff --git a/config/.gitkeep b/config/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/config/tnsgd/.gitkeep b/config/tnsgd/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/config/tnusd/.gitkeep b/config/tnusd/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/package.json b/package.json
index 1191cd0..a603e3d 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,9 @@
   "scripts": {
     "lint": "solhint 'src/**/*.sol' && solhint --config .solhint.test.json 'test/**/*.t.sol'",
     "test": "forge test",
-    "coverage": "forge coverage --report lcov && lcov --remove ./lcov.info --rc derive_function_end_line=0 -o ./lcov.info 'test/*' 'script/*' && genhtml lcov.info --rc derive_function_end_line=0 --ignore-errors category --output-dir coverage && open coverage/index.html"
+    "coverage": "forge coverage --report lcov && lcov --remove ./lcov.info --rc derive_function_end_line=0 -o ./lcov.info 'test/*' 'script/*' && genhtml lcov.info --rc derive_function_end_line=0 --ignore-errors category --output-dir coverage && open coverage/index.html",
+    "deploy": "bash script/deploy.sh",
+    "upgrade": "bash script/upgrade.sh"
   },
   "devDependencies": {
     "solhint": "^5.0.3"
diff --git a/script/deploy.sh b/script/deploy.sh
new file mode 100644
index 0000000..61eb44e
--- /dev/null
+++ b/script/deploy.sh
@@ -0,0 +1,46 @@
+#!/bin/bash
+
+# Check for arguments
+if [ -z "$1" ] || [ -z "$2" ] ; then
+  echo "Usage: npm run deploy -- <token> <chain>"
+  # Example:
+  # npm run deploy -- tnusd eth-mainnet
+  # npm run deploy -- tnsgd eth-sepolia
+  # npm run deploy -- tnusd op-mainnet
+  # npm run deploy -- tnusd op-sepolia
+  exit 1
+fi
+
+# Assign arguments to variables
+TOKEN=$1
+CHAIN=$2
+ENV_FILE="config/${TOKEN}/${CHAIN}.env"
+ROOT_ENV_FILE="./.env"
+
+# Load environment variables from .env file
+if [ -f "$ENV_FILE" ]; then
+  source $ENV_FILE
+
+  # Copy the .env file to the current directory
+  cp "$ENV_FILE" "$ROOT_ENV_FILE"
+
+  # Confirm the copy was successful
+  if [[ -f "$ROOT_ENV_FILE" ]]; then
+      echo "File '.env' has been successfully copied to the current folder."
+  else
+      echo "Error: Failed to copy '.env' to the current folder."
+  fi
+else
+  echo "$ENV_FILE file not found!"
+  exit 1
+fi
+
+if [[ -n "${ETHERSCAN_API_KEY}" ]]; then
+  echo "The environment variable ETHERSCAN_API_KEY has a value: ${ETHERSCAN_API_KEY}"
+  # with verify
+  forge script script/DeployFiatToken.s.sol:DeployFiatToken --rpc-url $RPC_URL --ledger --hd-paths $DERIVATION_PATH --sender $DEFAULT_ADMIN_ADDRESS --broadcast --verify --ffi -vvvv
+else
+  echo "The environment variable ETHERSCAN_API_KEY is not set or is empty."
+  # no verify
+  forge script script/DeployFiatToken.s.sol:DeployFiatToken --rpc-url $RPC_URL --ledger --hd-paths $DERIVATION_PATH --sender $DEFAULT_ADMIN_ADDRESS --broadcast --ffi -vvvv
+fi
diff --git a/script/upgrade.sh b/script/upgrade.sh
new file mode 100644
index 0000000..eb16717
--- /dev/null
+++ b/script/upgrade.sh
@@ -0,0 +1,46 @@
+#!/bin/bash
+
+# Check for arguments
+if [ -z "$1" ] || [ -z "$2" ] ; then
+  echo "Usage: npm run deploy -- <token> <chain>"
+  # Example:
+  # npm run deploy -- tnusd eth-mainnet
+  # npm run deploy -- tnsgd eth-sepolia
+  # npm run deploy -- tnusd op-mainnet
+  # npm run deploy -- tnusd op-sepolia
+  exit 1
+fi
+
+# Assign arguments to variables
+TOKEN=$1
+CHAIN=$2
+ENV_FILE="config/${TOKEN}/${CHAIN}.env"
+ROOT_ENV_FILE="./.env"
+
+# Load environment variables from .env file
+if [ -f "$ENV_FILE" ]; then
+  source $ENV_FILE
+
+  # Copy the .env file to the current directory
+  cp "$ENV_FILE" "$ROOT_ENV_FILE"
+
+  # Confirm the copy was successful
+  if [[ -f "$ROOT_ENV_FILE" ]]; then
+      echo "File '.env' has been successfully copied to the current folder."
+  else
+      echo "Error: Failed to copy '.env' to the current folder."
+  fi
+else
+  echo "$ENV_FILE file not found!"
+  exit 1
+fi
+
+if [[ -n "${ETHERSCAN_API_KEY}" ]]; then
+  echo "The environment variable ETHERSCAN_API_KEY has a value: ${ETHERSCAN_API_KEY}"
+  # with verify
+  forge script script/UpgradeFiatToken.s.sol:UpgradeFiatToken --rpc-url $RPC_URL --ledger --hd-paths $DERIVATION_PATH --sender $DEFAULT_ADMIN_ADDRESS --broadcast --verify --ffi -vvvv
+else
+  echo "The environment variable ETHERSCAN_API_KEY is not set or is empty."
+  # no verify
+  forge script script/UpgradeFiatToken.s.sol:UpgradeFiatToken --rpc-url $RPC_URL --ledger --hd-paths $DERIVATION_PATH --sender $DEFAULT_ADMIN_ADDRESS --broadcast --ffi -vvvv
+fi