(1)If an individual whose spouse or civil partner is entitled under section 48(1) to a tax reduction for a tax year—
(a)has made an election which is in force for the tax year, and
(b)makes a claim,
the individual is entitled to a tax reduction for that tax year of 10% of half the minimum amount (in addition to any tax reduction to which the individual is entitled under section 45 or 46).
(2)The amount of the tax reduction to which the individual's spouse or civil partner is entitled under section 48(1) for that tax year is 10% of half the minimum amount (instead of 10% of the minimum amount).