There shall be the following types of income tax authorities for the purposes of this Act :
(a) The Central Board of Direct Taxes constituted under the Central Board of Revenue Act, 1963.
(b) Directors-General of Income-tax or Chief Commissioners of Income-tax.
(c) Directors of Income-tax or Commissioners of Income-tax or Commissioner of Income-tax (Appeals).
(d) Additional Directors of Income-tax, or Additional Commissioners of Income-tax or Additional Commissioners of Income-tax (Appeals).
(e) Deputy Directors of Income-tax or Deputy Commissioners of Income-tax or Deputy Commissioners of Income-tax (Appeals).
(f) Assistant Directors of Income-tax or Assistant Commissioners of Income-tax.
(g) Income-tax Officers.
(h) Tax Recovery Officers.
(i) Inspector of Income-tax.
The authorities acting under the Income-tax Act have to act judicially and one of the requirements of judicial action is to give a fair hearing to the person before deciding against him. The taxing authorities exercise quasi-judicial powers and in doing so they must act in a fair and not a partisan manner.