(1)This section applies to any payment made in a tax year if—
(a)it is a qualifying annual payment,
(b)the person who makes it is an individual, and
(c)it is made for genuine commercial reasons in connection with the individual’s trade, profession or vocation.
(2)The individual must, on making the payment, deduct from it a sum representing income tax on it at the basic rate in force for the tax year.
(3)Income tax equal to the sum required to be deducted is to be collected through the individual’s self-assessment return (see Chapter 17).