Canons of taxation
Adam Smith laid down four principles to guide the taxing authority. The principles of canons of taxation enunciated by Adam Smith were so important that they have become classic. They are: (1) Canon of equality: The subjects of every state,” Smith asserted, ought to contribute towards the support of the Government as nearly as possible in proportion to their respective abilities, that is, in proportion to the revenue which they respectively enjoy under the protection of the State. Equality here does not mean that all tax-payers should pay an equal amount. Equality here means quality or justice. It means that the broadest shoulders must bear the heaviest burden. It lays the moral foundation of the tax system. (2) Canon of Certainty: Adam Smith further said, the tax which each individual has to pay ought to be certain and not arbitrary. The individual should know exactly what, when and how he is to pay a tax; otherwise, it will cause unnecessary suffering. Similarly, the State shou...