The provisions of Sections 4, 5, 5a, 5b, 5c, 5d, 5e, 5f, 5g, 5h, 5i and 5j, 6, 6a, 6b, 6c (except to the extent that the time limitations for requesting an administrative hearing, the minimum notice requirement for hearings, and the provisions regarding penalties and interest are inconsistent with this Act), 8, 9, 10 and 12 of the Retailers' Occupation Tax Act which are not inconsistent with this Act, and Section 3-7 of the Uniform Penalty and Interest Act, shall apply as far as practicable to the subject matter of this Act to the same extent as if those provisions were included in this Act.
35 ILCS 505/21