Accounting/Export/AccountingExporter.php
protected function getTaxAccountNumber(float $rate, string $origin)
    {
        foreach ($this->accounts as $account) {
            if ($account->getType() !== AccountingTypes::TYPE_TAX) {
                continue;
            }

            if (0 !== bccomp($account->getTax()->getRate(), $rate, 5)) {
                continue;
            }

            return $account->getNumber();
        }

        throw new LogicException(sprintf(
            "No tax account number configured for tax rate '%s' (%s)",
            $rate,
            $origin
        ));
    }
protected function getTaxAccountNumber(float $rate, string $origin)
    {
        foreach ($this->accounts as $account) {
            if ($account->getType() !== AccountingTypes::TYPE_TAX) {
                continue;
            }

            if (0 !== bccomp($account->getTax()->getRate(), $rate, 5)) {
                continue;
            }

            return $account->getNumber();
        }

        throw new LogicException(sprintf(
            "No tax account number configured for tax rate '%s' (%s)",
            $rate,
            $origin
        ));
    }
Returns the tax account number for the given tax rate.

@param float  $rate
@param string $origin

@return string