Tax-inclusive prices already have any applicable tax added to the selling price. The supplier lists the total price, including tax, rather than a tax-exclusive selling price with separately added tax. Manager can handle either situation with selection of the same tax code. But tax amounts calculated will, necessarily, be different. (See the Note below.)
By default, unit prices on purchase invoices are treated as tax-exclusive.
You can make unit prices tax-inclusive when creating or editing invoices. The choice applies to the entire purchase invoice. Simply check the box:
Of course, for standard tax-exclusive pricing, the higher price entered is used directly, resulting in a higher tax amount.