A company must calculate its * net capital gain and * net capital loss for the income year under this Subdivision if:
(a) it must calculate its taxable income and * tax loss for the income year under Subdivision 165 - B; or
Note: Subdivision 165 - F may affect the application of Subdivision 165 - B.
(b) it would be required to calculate them under that Subdivision but for subsection 165 - 50(3) (about cases where that Subdivision would make no difference to the taxable income).
Note: In the case of a widely held or eligible Division 166 company, Subdivision 166 - B modifies how this Subdivision applies, unless the company chooses otherwise.