Your AI agent rounds Japanese consumption tax per line. Japan says round once per rate.

If you let an AI agent draft invoices for Japanese customers, check one thing: how it rounds consumption tax. Since October 2023, a "qualified invoice" in Japan must round the tax once per invoice for each tax rate, not line by line (National Tax Agency pamphlet, Japanese). Language models tend to compute the tax on every line and add it up. On a... Weiterlesen: Your AI agent rounds Japanese consumption tax per line. Japan says ro…