public function calculate_taxes( $calculate_tax_for = array() ) {
		if ( ! isset( $calculate_tax_for['country'], $calculate_tax_for['state'], $calculate_tax_for['postcode'], $calculate_tax_for['city'] ) ) {
			return false;
		}
		// Use regular calculation unless the fee is negative.
		if ( 0 <= $this->get_total() ) {
			return parent::calculate_taxes( $calculate_tax_for );
		}

		if ( wc_tax_enabled() && $this->get_order() ) {
			// Apportion taxes to order items, shipping, and fees.
			$order           = $this->get_order();
			$tax_class_costs = $this->get_tax_class_costs( $order );
			$total_costs     = array_sum( $tax_class_costs );
			$discount_taxes  = array();
			if ( $total_costs ) {
				foreach ( $tax_class_costs as $tax_class => $tax_class_cost ) {
					if ( 'non-taxable' === $tax_class ) {
						continue;
					}
					$proportion                     = $tax_class_cost / $total_costs;
					$cart_discount_proportion       = $this->get_total() * $proportion;
					$calculate_tax_for['tax_class'] = $tax_class;
					$tax_rates                      = WC_Tax::find_rates( $calculate_tax_for );
					$discount_taxes                 = wc_array_merge_recursive_numeric( $discount_taxes, WC_Tax::calc_tax( $cart_discount_proportion, $tax_rates ) );
				}
			}
			$this->set_taxes( array( 'total' => $discount_taxes ) );
		} else {
			$this->set_taxes( false );
		}

		do_action( 'woocommerce_order_item_fee_after_calculate_taxes', $this, $calculate_tax_for );

		return true;
	}