29.—(1) This regulation applies to variable interest stock.
(2) The amount of any interest accruing on a particular day in relation to stock to which this regulation applies must be calculated using the following formula—
A = (V x I%)/365
where—
A is the amount of interest accruing in relation to the stock on the particular day;
V is the capital value of the stock on that day; and
I% is the annual rate of interest applying to the stock on that day.