Not sure what expenses qualify for VAT reclaims? Here's a quick way to understand it. Are you unsure what expenses are qualify for VAT reclaims? Here is the quick way to understand clearly. Many Receipts show only the total amount paid along with the seller’s name and VAT number, without showing VAT separately. In these cases, you will need to calculate VAT manually. One common method is to multiply the total by 20/120 to calculate the VAT portion. If you want to get instant results, you can use a free online tool vatcalc.onl to accurately find out how much VAT you can reclaim.