Colorado Woocommerce fee WordPress

gistfile1.txt

//Colorado fee
/**
 * Add a .27 surcharge to orders shipping to Colorado
 * https://www.thathandsomebeardedguy.com/woocommerce-colorado-retail-delivery-fee/
 */

add_action('woocommerce_cart_calculate_fees', 'handsome_bearded_guy_custom_surcharge');

function handsome_bearded_guy_custom_surcharge() {
    global $woocommerce;

    if ( is_admin() && ! defined( 'DOING_AJAX' )) {
        return;
    }
    $fee = 0.27;

    if ( $woocommerce->cart->needs_shipping() && 'CO' ===  $woocommerce->customer->get_shipping_state() && 'US' === $woocommerce->customer->get_shipping_country() ) {
        $woocommerce->cart->add_fee('CO Retail Delivery Fee', $fee , true, '');
    }
}