s 55 Sections 45 to 53: supplementary
(1) An individual is not entitled to more than one tax reduction under sections 45 to 48 for a tax year (regardless of whether the individual is a party to more than one marriage or civil partnership in the tax year). (2) For the purposes of sections 45 and 46 an individual is treated as having reached the age of 75 in a tax year if the individual was due to reach the age of 75 in the tax year, but dies in the tax year before reaching that age. (3) Unless this Chapter provides otherwise, a tax reduction to which an individual is entitled under this Chapter for a tax year, including the tax year in which the individual dies, is given in full.