Taxation Laws Amendment (Self Assessment) Act 1992 (101 of 1992)
PART 3 AMENDMENT OF THE INCOME TAX ASSESSMENT ACT 1936
20 Amendment of assessments
Section 170 of the Principal Act is amended:
(a) by inserting after subsection (1) the following subsection:
"(1A) If:
(a) an assessment has been amended in any particular in a way that effected a reduction in the liability of a taxpayer; and
(b) for the purposes of making the amendment, the Commissioner accepted a statement made by or on behalf of the taxpayer;
the Commissioner may, within 4 years from the service of the notice of the amended assessment, further amend the assessment in, or in respect of, that particular in a way that increases the liability of the taxpayer to the extent that the Commissioner considers necessary.";
(b) by inserting after subsection (5) the following subsection:
"(5A) Subsection (5) does not authorise the further amendment of an earlier further amendment of an assessment made under subsection (1A).".