In AX you have various ways of calculating tax . The one that is most confusing is calculating on the Net amount. I thought I would show a few examples where you can get caught on this. Notice below an example with negative lines. See how the distribution looks wrong but it is right. It distributes the rounded tax amount based on the total of the invoice. Another simpler example where the total of the invoice is zero. There is no tax calculated. There a few things you should consider when choosing this method. Do not add the Tax amount column on the Invoice report. This can make people say it…