Social Security Act 2018 (2018 No 32): section 459
Families Package (Income Tax and Benefits) Act 2017 (2017 No 51): section 45
Social Security (Benefit Categories and Work Focus) Amendment Act 2013 (2013 No 13): section 97
Income Tax Act 2007 (2007 No 97): section ZA 2(1)
Social Security (Social Assistance) Amendment Act 2005 (2005 No 30): section 17(3)