60.— Where a person who has been given a notice of assessment considers that he or she is not a liable person, that person shall be treated as if he or she had been required by notice by the Revenue Commissioners under section 33(1) to prepare and deliver a return and section 34(3) and the other provisions of Part 7 shall apply accordingly as if the date referred to in section 34(3) were the date of the notice of assessment.