(1) In this Act

"Act of 1993" means the Social Welfare (Consolidation) Act, 1993;

"Collector-General" means the Collector-General appointed under section 851 of the Taxes Consolidation Act, 1997;

"contribution week" has the same meaning as it has in the Social Welfare Consolidation Act 2005;

"contribution year" means a year of assessment within the meaning of the Income Tax Acts;