Tax is a part of the value of the products/services acquired for the consumers paid to the Brazilian state and cities. Many complain of the high tax of enclosed tributes in the final value of the product, tie certain point with all the reason, therefore it has certain products that it possesss about 80% (eighty percent) of its final value only of taxes, that is, a product that costs today with taxes about R$ 10,00 Reals, without the taxes would be in only R$ 2,00 Reals. But it has the positive point of this collection, therefore what it would be of the public services without this deep? It is a great quandary for the society, therefore the taxes are necessary more will be that this being charged one taxes adequate? Many times these values when very low they are harmful the Brazilian economy, an example, are the IPI, when this tax was cut had a rise in the inflation, being later normalized with the return of this tax. what it would be of the retirement if was not the INSS and of the unemployeds without the FGTS. Today many complain of the tax of taxes.