Other individuals

Every individual other than one to whom rule 5 applies, shall pay to the Commissioner– (a) on or before the last day in the months of March, June, September and December in Income and Business Tax 97 each basis year, on account of tax for each such year, one-quarter of an amount obtained by calculating the tax for each year at the rates prescribed on the estimated chargeable income of each such individual for each basis year on his chargeable income for the preceding year; and (b) the remainder of tax payable by each individual for each basis year on or before the last day of the third month after the end of each basis year respectively.