{"slug":"vat","name":"VAT Calculator","category":"mba","tags":["tax","pricing","operations"],"tagline":"Add or remove VAT at any rate — including the divide-not-subtract trap.","endpoint":"https://xearno.tools/api/v1/tools/vat","page":"https://xearno.tools/t/vat","description":"Adds VAT to a net price or extracts it from a gross price at any rate. The extraction direction is where invoices go wrong: removing 20% VAT means dividing by 1.2, not subtracting 20%.","inputSchema":{"type":"object","properties":{"mode":{"description":"Direction","type":"string","enum":["add","remove"],"default":"add"},"amount":{"description":"Amount","type":"number","minimum":0,"default":1000},"rate":{"description":"VAT rate (%) UK 20 · DE 19 · FR 20 · ES 21 · IT 22 · NL 21 · SE 25 · CH 8.1 · AE/SA 5/15","type":"number","minimum":0,"maximum":50,"default":20}},"required":[],"additionalProperties":false},"methodology":["Adding: gross = net × (1 + rate). Removing: net = gross ÷ (1 + rate). Standard rates as of 2026: UK 20%, Germany 19%, France 20%, Spain 21%, Italy 22%, Netherlands 21%, Sweden/Denmark/Norway 25%, Switzerland 8.1%, UAE 5%, Saudi Arabia 15%. Reduced rates apply to specific categories per country."],"usage":"POST https://xearno.tools/api/v1/tools/vat with a JSON body matching inputSchema."}