…ou to be kept waiting for ten minutes, you need not worry; you are in the right place. So, what exactly is the purpose of a tax code? A tax code is made up of numbers and letters and it is used to determine your category as a UK taxpayer. It tells the kind of tax relief that you are allowed to have, the expenses that the HM Revenue and Customs assumes that you incur and the benefits that you are entitled to. In most cases however, the code is mai…