This section applies where—
In this section "the chargeable period" means the period consisting of the days which fall within the financial year and on which the chargeable person is shown in the register as subject to the charge.
If, on each day of the chargeable period—
they shall be jointly and severally liable to pay the chargeable amount.
In any other case—
A is the number of days which fall within the chargeable period and on which—
B is the number of days in the chargeable period.
In a case where—
the spouse may recover from the chargeable person an amount equal to the amount paid by the spouse to the authority.
Subject to subsection (7) above, the spouse may not recover from the chargeable person anything by way of contribution to any amount paid by the spouse to the authority by virtue of this section.
For the purposes of this section people are married to each other if they are a man and woman—
For the purposes of this section people are not married to each other on a particular day unless they are married to each other throughout the day.