(1) An official
assessment is an assessment made by the Commissioner.
(2) The Commissioner
must make an official assessment of the tax payable by a person —
(a) if
the person is or is likely to be liable to pay tax, but is not required to
make a self-assessment; or
(b) when
a taxation Act specifically requires the Commissioner to do so.
(3) The Commissioner
may make an official assessment on his or her own initiative, and may do so
even if the taxpayer is required to make, or has made, a self-assessment.
(4) The Commissioner
may make an official assessment in any other circumstances at the
taxpayer’s request.