(1) If the * current year is the 2020 - 21, 2021 - 22 or 2022 - 23 income year, the entity may make a loss carry back choice for the current year that specifies the following:
(a) if the current year is the 2021 - 22 income year:
(i) how much (expressed as a specified amount) of the entity's * tax loss (if any) for the 2021 - 22 income year is to be * carried back to the 2020 - 21 income year; and
(ii) how much (expressed as a specified amount) of the entity's tax loss (if any) for the 2021 - 22 income year is to be carried back to the 2019 - 20 income year; and
(iii) how much (expressed as a specified amount) of the entity's tax loss (if any) for the 2021 - 22 income year is to be carried back to the 2018 - 19 income year;
(aa) if the current year is the 2022 - 23 income year and the 2022 - 23 income year was a loss year:
(i) how much (expressed as a specified amount) of the entity's tax loss (if any) for the 2022 - 23 income year is to be carried back to the 2021 - 22 income year; and
(ii) how much (expressed as a specified amount) of the entity's tax loss (if any) for the 2022 - 23 income year is to be carried back to the 2020 - 21 income year; and
(iii) how much (expressed as a specified amount) of the entity's tax loss (if any) for the 2022 - 23 income year is to be carried back to the 2019 - 20 income year; and
(iv) how much (expressed as a specified amount) of the entity's tax loss (if any) for the 2022 - 23 income year is to be carried back to the 2018 - 19 income year;
(ab) if the current year is the 2022 - 23 income year and the 2021 - 22 income year was a loss year:
(i) how much (expressed as a specified amount) of the entity's tax loss (if any) for the 2021 - 22 income year is to be carried back to the 2020 - 21 income year; and
(ii) how much (expressed as a specified amount) of the entity's tax loss (if any) for the 2021 - 22 income year is to be carried back to the 2019 - 20 income year; and
(iii) how much (expressed as a specified amount) of the entity's tax loss (if any) for the 2021 - 22 income year is to be carried back to the 2018 - 19 income year;
(b) in any case:
(i) how much (expressed as a specified amount) of the entity's tax loss (if any) for the 2020 - 21 income year is to be carried back to the 2019 - 20 income year; and
(i) how much (expressed as a specified amount) of the entity's tax loss (if any) for the 2020 - 21 income year is to be carried back to the 2018 - 19 income year;
(c) in any case--how much (expressed as a specified amount) of the entity's tax loss (if any) for the 2019 - 20 income year is to be carried back to the 2018 - 19 income year.
(2) The choice under subsection (1) must be made in the * approved form by:
(a) the day the entity lodges its * income tax return for the * current year; or
(b) such later day as the Commissioner allows.