8.4. Provisional Tax Tab and AIM Option check box.
Click on the “Provisional” box in order to either select AIM as your preferred tax Return method – OR, select your preferred Provisional Tax Schedule from the drop-down options.
There are 4 provisional tax options; Standard 3 x per year, Monthly, 2 Monthly or 6 Monthly. provisional tax options are based on the tax year beginning 1 April.
Then click on “Save” (Lower right-hand side).