As respects the year of assessment 2000-2001 and subsequent years of assessment, the Principal Act is amended -

(a) by the substitution of the following for section 466:

"466. Dependent relative.

(1) In this section -

'appropriate percentage', in relation to a year of assessment, means a percentage equal to the standard rate of tax for that year;

'dependent relative', in relation to a claimant, means -

(a) a relative of the claimant, or of the claimant's spouse, incapacitated by old age or infirmity from maintaining himself or herself,

(b) the widowed father or widowed mother of the claimant or of the claimant's spouse, whether incapacitated or not, or

(c) a son or daughter of the claimant who resides with the claimant and on whose services the claimant, by reason of old age or infirmity, is compelled to depend;

'specified amount', in relation to a dependent relative for a year of assessment, means £220 reduced by the amount, if any,

by which the dependent relative's total income from all sources for the year exceeds the specified limit;

'specified limit' means the aggregate of the payments to which an individual is entitled in a year of assessment in respect of an old age (contributory) pension at the maximum rate under the Social Welfare (Consolidation) Act, 1993, if throughout the year of assessment such individual is entitled to such a pension and -