Social Security Contributions and Benefits Act 1992

S. 9B(3) applied (15.9.2016) by Finance Act 2016 (c. 24), s. 100(6)

Word in s. 55A(5) inserted (6.4.2016) by Pensions Act 2014 (c. 19), s. 56(4), Sch. 11 para. 5(4)

Word in s. 137(1) substituted (5.12.2005) by Civil Partnership Act 2004 (c. 33), s. 263(8)(d), Sch. 24 para. 46(2); S.I. 2005/3175, art. 2(1), Sch. 1

S. 165(8) inserted (27.6.2006 for specified purposes, 1.10.2006 in so far as not already in force) by Work and Families Act 2006 (c. 18), s. 19(2), Sch. 1 para. 7(4); S.I. 2006/1682, arts. 2(d), 3(d)

Words in Sch. 5 para. 7A(2) inserted (5.12.2005) by The Civil Partnership (Pensions and Benefit Payments) (Consequential, etc. Provisions) Order 2005 (S.I. 2005/2053), art. 1(3), Sch. para. 5(11)(b)

S. 30A(2A) inserted (3.11.2000 for specified purposes, 6.4.2001 in so far as not already in force) by Welfare Reform and Pensions Act 1999 (c. 30), ss. 64(3), 89(1); S.I. 2000/2958, art. 2(3)(c)(4)(5) (with arts. 3, 4)

S. 22(5)(a): power to make regulations modified (21.5.1998) by Social Security Act 1998 (c. 14), ss. 77, 87(2)(a)

Pt. 12ZC inserted (30.6.2014) by Children and Families Act 2014 (c. 6), ss. 119(1), 139(6); S.I. 2014/1640, art. 3(1)(c)

Word in s. 171ZB(4) repealed (5.4.2015) by Children and Families Act 2014 (c. 6), s. 139(6), Sch. 7 para. 13(3); S.I. 2014/1640, art. 7(g) (with art. 16)

Words in s. 87(1) substituted (13.4.1995) by Social Security (Incapacity for Work) Act 1994 (c. 18), s. 16(3), Sch. 1 para. 24(4); S.I. 1994/2926, art. 2(4), Sch. Pt. 4

Words in s. 89(1) substituted (13.4.1995) by Social Security (Incapacity for Work) Act 1994 (c. 18), s. 16(3), Sch. 1 para. 26; S.I. 1994/2926, art. 2(4), Sch. Pt. 4

Words in s. 10ZB(2) substituted (with effect for the tax year 2016-17 and subsequent tax years in accordance with s. 13(4) of the amending Act) by Finance Act 2015 (c. 11), Sch. 1 para. 23(3)(b)

Words in Sch. 2 para. 6(1) substituted (31.10.2011) by The Finance Act 2009, Sections 101 to 103 (Income Tax Self Assessment) (Appointed Days and Transitional and Consequential Provisions) Order 2011 (S.I. 2011/701), art. 9(b)

Words in s. 144(3) inserted (10.4.2006) by Child Benefit Act 2005 (c. 6), s. 6(2), Sch. 1 para. 10(4)

S. 35(1) substituted for s. 35(1)(1A) (12.1.2000 for specified purposes, 2.4.2000 in so far as not already in force) by Welfare Reform and Pensions Act 1999 (c. 30), ss. 53(1), 89(1) (with s. 53(4)); S.I. 1999/3309, art. 2(1)(a)

S. 37(1) modified by The Social Security Benefit (Dependency) Regulations 1977 (S.I. 1977/343), reg. 4B (as substituted (9.4.2001) by S.I. 2000/1483, regs. 1, 5)

S. 124(1A)(1B) inserted (21.5.2012 for s. 124(1A)) by Welfare Reform Act 2009 (c. 24), ss. 3(1), 61(3); S.I. 2012/1256, art. 2(1)

Words in s. 44A(1) inserted (26.9.2007) by Pensions Act 2007 (c. 22), s. 30(3), Sch. 1 para. 34(3)

Words in s. 10(6) substituted (6.4.2003 with effect in accordance with s. 723(1)(a)(b) of the amending Act) by Income Tax (Earnings and Pensions) Act 2003 (c. 1), s. 723, Sch. 6 para. 174(8) (with Sch. 7)

S. 65(7) inserted (31.10.2011) by The Social Security (Disability Living Allowance, Attendance Allowance and Carers Allowance) (Miscellaneous Amendments) Regulations 2011 (S.I. 2011/2426), reg. 5(2)

S. 134(1)(2): certain functions transferred (5.10.1999) by Tax Credits Act 1999 (c. 10), s. 20(2), Sch. 2 para. 1(e)

Words in s. 35(6) substituted (1.10.1992) by Still-Birth (Definition) Act 1992 (c. 29), s. 2(1)(a)(2)(a), 4(2)

Words in s. 117(1) substituted (1.4.1999) by Social Security Contributions (Transfer of Functions, etc.) Act 1999 (c. 2), s. 28(3), Sch. 3 para. 23(b); S.I. 1999/527, art. 2(b), Sch. 2 (with arts. 3-6)

Words in Sch. 4B para. 9(3) inserted (6.4.2016) by The Pensions Act 2014 (Consequential and Supplementary Amendments) Order 2016 (S.I. 2016/224), arts. 1(2), 2(7)(a)

Word in s. 171ZE(1) repealed (5.4.2015) by Children and Families Act 2014 (c. 6), s. 139(6), Sch. 7 para. 16(2); S.I. 2014/1640, art. 7(g) (with art. 16)

S. 19B inserted (6.4.2016) by Pensions Act 2014 (c. 19), s. 56(4), Sch. 12 para. 5

Sch. 1 para. 8(1)(ia) inserted (8.9.1998 for specified purposes, 6.4.1999 in so far as not already in force) by Social Security Act 1998 (c. 14), s. 87(2), Sch. 7 para. 77(15); S.I. 1998/2209, art. 2(b)(c), Sch. Pts. 2, 3

Words in Sch. 10 para. 1(1) inserted (10.4.2006) by Child Benefit Act 2005 (c. 6), s. 6(2), Sch. 1 para. 18(2)(b)

Words in Sch. 1 para. 7(1) substituted (25.2.1999 for specified purposes, 1.4.1999 in so far as not already in force) by Social Security Contributions (Transfer of Functions, etc.) Act 1999 (c. 2), s. 28(2)(a), Sch. 1 para. 18(2); S.I. 1999/527, art. 2(b), Sch. 2 (with arts. 3-6)

S. 73(1)(ab)(b) substituted for s. 73(1)(b) (11.4.2010 for specified purposes, 15.10.2010 for specified purposes, 11.4.2011 in so far as not already in force) by Welfare Reform Act 2009 (c. 24), ss. 14(2), 61(3); S.I. 2010/293, art. 2(2)(a)(b)(c)

S. 78(1) omitted (6.4.2016) by virtue of Pensions Act 2014 (c. 19), s. 56(4), Sch. 12 para. 80(2)

S. 72(8)-(13) substituted for s. 72(8) (1.10.2007 for specified purposes, 29.10.2007 in so far as not already in force) by Welfare Reform Act 2007 (c. 5), ss. 60(2), 70(2); S.I. 2007/2819, art. 2(2)(a)(b)

Words in s. 171(3) substituted (1.3.2007) by National Health Service (Consequential Provisions) Act 2006 (c. 43), s. 8(2), Sch. 1 para. 148(a) (with Sch. 3 Pt. 1)

Words in s. 44(6)(za) substituted (26.9.2007) by Pensions Act 2007 (c. 22), ss. 12(2)(a), 30(3)

Words in s. 93 substituted (13.4.1995) by Social Security (Incapacity for Work) Act 1994 (c. 18), s. 16(3), Sch. 1 para. 28(b); S.I. 1994/2926, art. 2(4), Sch. Pt. 4

S. 23A inserted (26.9.2007) by Pensions Act 2007 (c. 22), ss. 3(1), 30(3)

Words in Sch. 5 para. 7B(5)(b)(i) substituted (26.7.2005 for specified purposes, 5.12.2005 in so far as not already in force) by The Civil Partnership (Pensions and Benefit Payments) (Consequential, etc. Provisions) Order 2005 (S.I. 2005/2053), art. 1(2)(b)(3), Sch. para. 5(12)(c)

Word in s. 11(8) substituted (6.4.2024) by National Insurance Contributions (Reduction in Rates) Act 2023 (c. 57), s. 3(1)(f)(3)

Words in Sch. 2 para. 3(5)(b) substituted (6.4.2007) by Income Tax Act 2007 (c. 3), s. 1034(1), Sch. 1 para. 290(3)(d)(ii) (with Sch. 2)

S. 48BB inserted (24.4.2000 for specified purposes, 9.4.2001 in so far as not already in force) by Welfare Reform and Pensions Act 1999 (c. 30), ss. 56, 89(1); S.I. 2000/1047, art. 2(2)(a), Sch. Pt. I

S. 44(7A) inserted (temp.) (1.7.1992) by Social Security (Consequential Provisions) Act 1992 (c. 6), s. 7(2), Sch. 4 paras. 1, 3

S. 83 repealed (6.4.2010 with savings until 6.4.2020) by Pensions Act 2007 (c. 22), s. 4(1)(a), 27(4)(b), Sch. 7 Pt. 2 (with s. 4(5)-(8))

Words in s. 176(1)(a) inserted (30.3.2006) by National Insurance Contributions Act 2006 (c. 10), ss. 1(2)(a), 9

S. 54(4) repealed (19.7.1995) by Pensions Act 1995 (c. 26), ss. 134(2), 180(2)(a), Sch. 7 Pt. 2 (with Sch. 4)

S. 130(4) repealed (7.4.2008) by Welfare Reform Act 2007 (c. 5), ss. 30(1), 70(2), Sch. 8; S.I. 2007/2872, art. 2(1)(a)(c)

Words in s. 44A(2)(d)(i) substituted (28.6.2010) by The Social Security (Miscellaneous Amendments) (No. 3) Regulations 2010 (S.I. 2010/840), regs. 1, 4(a)(i)

Words in s. 116(3) inserted (1.4.1999) by Social Security Contributions (Transfer of Functions, etc.) Act 1999 (c. 2), s. 28(3), Sch. 3 para. 22(3); S.I. 1999/527, art. 2(b), Sch. 2 (with arts. 3-6)

Figure in s. 15(3ZA)(b) substituted (6.4.2011) by National Insurance Contributions Act 2011 (c. 3), ss. 2(1)(b), 13(1)

Words in s. 10(2) inserted (6.4.2020 subject to transitional provisions in reg. 2 of the commencing S.I.) by National Insurance Contributions (Termination Awards and Sporting Testimonials) Act 2019 (c. 23), ss. 1(3), 5(3); S.I. 2020/285, reg. 2

S. 10ZA(1A) inserted (6.4.2020 subject to transitional provisions in reg. 3 of the commencing S.I.) by National Insurance Contributions (Termination Awards and Sporting Testimonials) Act 2019 (c. 23), ss. 3(3), 5(3); S.I. 2020/285, reg. 3

Words in s. 61A(3)(b) inserted (24.4.2000 for specified purposes, 9.4.2001 in so far as not already in force) by Welfare Reform and Pensions Act 1999 (c. 30), s. 89(1), Sch. 8 para. 10(a); S.I. 2000/1047, art. 2(2)(a), Sch. Pt. I

S. 73(4A) substituted for s. 73(4) (1.10.2007) by Welfare Reform Act 2007 (c. 5), ss. 53(2), 70(2); S.I. 2007/2819, art. 2(1)(b)

S. 44A(4A) inserted (26.9.2007) by Pensions Act 2007 (c. 22), s. 30(3), Sch. 1 para. 34(4)

Words in s. 112(3)(b) inserted (22.8.1996) by Employment Rights Act 1996 (c. 18), s. 243, Sch. 1 para. 51(4)(b) (with s. 241, Sch. 2)

Words in s. 151(4) substituted (13.4.1995) by Social Security (Incapacity for Work) Act 1994 (c. 18), s. 16(3), Sch. 1 para. 34; S.I. 1994/2926, art. 2(4), Sch. Pt. 4

Words in s. 150(2) inserted (5.12.2005) by Civil Partnership Act 2004 (c. 33), s. 263(8)(d), Sch. 24 para. 49(2)(b); S.I. 2005/3175, art. 2(1), Sch. 1

Words in s. 45(1)(2)(a)(b) inserted (8.1.2001 for specified purposes, 25.1.2001 for specified purposes, 6.4.2002 in so far as not already in force) by Child Support, Pensions and Social Security Act 2000 (c. 19), ss. 35(8)(a), 86(1)(b)(2); S.I. 2000/2950, art. 6; S.I. 2001/153, art. 2(a)

Words in s. 70(2) inserted (E.W.) (21.3.2025) by The Social Security (Scotland) Act 2018 (Scottish Adult Disability Living Allowance) (Consequential Modifications) Order 2025 (S.I. 2025/224), arts. 1(2), 4

S. 39A(1)(1A) substituted for s. 39A(1) (6.4.2017) by Pensions Act 2014 (c. 19), s. 56(1), Sch. 16 para. 12; S.I. 2017/297, art. 3(2) (with arts. 4, 5)

Words in s. 122(1) inserted (31.10.2011) by The Social Security (Disability Living Allowance, Attendance Allowance and Carers Allowance) (Miscellaneous Amendments) Regulations 2011 (S.I. 2011/2426), reg. 5(5)

Pt. 1 modified (13.9.2001) by The New Deal (Lone Parents) (Miscellaneous Provisions) Order 2001 (S.I. 2001/2915), arts. 1(1), 2

S. 35A inserted (12.1.2000 for specified purposes, 2.4.2000 in so far as not already in force) by Welfare Reform and Pensions Act 1999 (c. 30), ss. 53(3), 89(1) (with s. 53(4)); S.I. 1999/3309, art. 2(1)(a)

Words in s. 21(1) inserted (with application in accordance with reg. 1(3) of the amending S.I.) by The Social Security (Maternity Allowance) (Participating Wife or Civil Partner of Self-employed Earner) Regulations 2014 (S.I. 2014/606), regs. 1(2), 2(2)

Words in s. 163(6) substituted (1.3.2007) by National Health Service (Consequential Provisions) Act 2006 (c. 43), s. 8(2), Sch. 1 para. 147(a) (with Sch. 3 Pt. 1)

Words in s. 163(6) substituted (1.3.2007) by National Health Service (Consequential Provisions) Act 2006 (c. 43), s. 8(2), Sch. 1 para. 147(b) (with Sch. 3 Pt. 1)

Words in Sch. 5 para. 6A(2)(c) inserted (E.W.) (13.3.2014) by The Marriage (Same Sex Couples) Act 2013 (Consequential and Contrary Provisions and Scotland) Order 2014 (S.I. 2014/560), art. 1(2), Sch. 3 para. 4(5)(b); and inserted (S.) (16.12.2014) by The Marriage and Civil Partnership (Scotland) Act 2014 and Civil Partnership Act 2004 (Consequential Provisions and Modifications) Order 2014 (S.I. 2014/3229), art. 1(2), Sch. 4 para. 2(18)(b)

Words in Sch. 4B para. 10(1)(a) substituted (3.1.2012) by Pensions Act 2008 (c. 30), s. 149(1), Sch. 4 para. 12(8); S.I. 2011/3033, art. 2(c)(xii)

Act modified (E.W.S.) (1.8.2000) by The Social Security (Contributions) (Republic of Korea) Order 2000 (S.I. 2000/1823), arts. 1, 2, Sch.

Words in s. 35(1) inserted (with application in accordance with reg. 1(3) of the amending S.I.) by The Social Security (Maternity Allowance) (Participating Wife or Civil Partner of Self-employed Earner) Regulations 2014 (S.I. 2014/606), regs. 1(2), 2(3)(b)

Words in s. 20(1)(f)(i) repealed with savings (6.4.2003) by Tax Credits Act 2002 (c. 21), s. 61, Sch. 6; S.I. 2003/938, art. 2, Sch. (with art. 3)

Act: power to modify conferred (1.6.1996 for specified purposes, 6.4.1997 in so far as not already in force) by Pensions Act 1995 (c. 26), s. 149(2); S.I. 1996/778, art. 2(6); S.I. 1997/664, art. 2(3), Sch. Pt. 2

Words in s. 10A(4) substituted (1.9.2004) by National Insurance Contributions and Statutory Payments Act 2004 (c. 3), s. 13, Sch. 1 para. 1(2); S.I. 2004/1943, art. 5(a)(i)

Words in s. 176(1)(a) inserted (3.11.2000) by Welfare Reform and Pensions Act 1999 (c. 30), s. 89(1), Sch. 8 para. 25; S.I. 2000/2958, art. 2(6)(a)

Words in Sch. 4A para. 2(4A) repealed (21.9.2008) by National Insurance Contributions Act 2008 (c. 16), s. 6(1), Sch. 2

S. 139(3) repealed (5.4.1999) by Social Security Act 1998 (c. 14), s. 87(2), Sch. 7 para. 72(3), Sch. 8; S.I. 1999/1055, art. 2(b)(c) (with art. 3)

Words in s. 103(2)(a) repealed (30.10.2012 for specified purposes, 5.12.2012 in so far as not already in force) by Welfare Reform Act 2012 (c. 5), ss. 64(1)(b), 150(3); S.I. 2012/2530, art. 2(5)(a)(6)(a)

S. 124(1)(e) power to make regulations modified (21.5.1998) by Social Security Act 1998 (c. 14), ss. 77, 87(2)(a)

Words in Sch. 2 para. 3(2)(b) substituted (6.4.2007) by Income Tax Act 2007 (c. 3), s. 1034(1), Sch. 1 para. 290(3)(b)(iii) (with Sch. 2)

S. 43(6) inserted (1.12.2000) by Welfare Reform and Pensions Act 1999 (c. 30), s. 89(1), Sch. 12 para. 18; S.I. 2000/1047, art. 2(2)(d), Sch. Pt. IV

Word in s. 124(1)(c) substituted (5.12.2005) by Civil Partnership Act 2004 (c. 33), s. 263(8)(d), Sch. 24 para. 42; S.I. 2005/3175, art. 2(1), Sch. 1

Words in s. 116(2) substituted (1.4.1999) by Social Security Contributions (Transfer of Functions, etc.) Act 1999 (c. 2), s. 28(3), Sch. 3 para. 22(2)(a); S.I. 1999/527, art. 2(b), Sch. 2 (with arts. 3-6)

Word in s. 39A(2)(a) repealed (5.12.2005) by Civil Partnership Act 2004 (c. 33), s. 263(10)(b)(d), Sch. 30; S.I. 2005/3175, art. 2(6)

Words in s. 77(9) substituted (2.12.2019) by The Civil Partnership (Opposite-sex Couples) Regulations 2019 (S.I. 2019/1458), reg. 1(2), Sch. 3 para. 14(3)(b)

Words in s. 171ZD(2) repealed (5.4.2015) by Children and Families Act 2014 (c. 6), s. 139(6), Sch. 7 para. 15(3)(b); S.I. 2014/1640, art. 7(g) (with art. 16)

S. 171ZB(8)(9) inserted (30.6.2014) by Children and Families Act 2014 (c. 6), ss. 121(3), 139(6); S.I. 2014/1640, art. 3(1)(e)

Words in s. 122(1) inserted (with effect in relation to the tax year 2003-04 and subsequent tax years) by National Insurance Contributions Act 2002 (c. 19), s. 8(2), Sch. 1 para. 12(3)

Words in s. 150(2) substituted (12.11.2009) by Welfare Reform Act 2009 (c. 24), ss. 37(3), 61(1)

Sch. 1 para. 8(1)(l)(iia) inserted (8.9.1998 for specified purposes, 6.4.1999 in so far as not already in force) by Social Security Act 1998 (c. 14), s. 87(2), Sch. 7 para. 77(16)(c); S.I. 1998/2209, art. 2(b)(c), Sch. Pts. 2, 3

Sch. 5 para. 7ZA inserted (6.4.2016) by Pensions Act 2014 (c. 19), s. 56(4), Sch. 12 para. 94(3)

S. 22(8) inserted (18.3.2008 for specified purposes, 27.10.2008 in so far as not already in force) by Welfare Reform Act 2007 (c. 5), s. 70(2), Sch. 3 para. 9(4); S.I. 2008/787, art. 2(1)(4)(f), Sch.

S. 171(1A) inserted (27.6.2006 for specified purposes, 1.10.2006 in so far as not already in force) by Work and Families Act 2006 (c. 18), s. 19(2), Sch. 1 para. 9(3); S.I. 2006/1682, arts. 2(d), 3(d)

S. 148(4) repealed (2.7.2002 for specified purposes, 6.10.2003 in so far as not already in force) by State Pension Credit Act 2002 (c. 16), s. 22(3), Sch. 2 para. 5(4), Sch. 3; S.I. 2003/1766, art. 2(a)

Words in s. 150(2) inserted (8.4.2013) by The Armed Forces and Reserve Forces (Compensation Scheme) (Consequential Provisions: Primary Legislation) Order 2013 (S.I. 2013/796), arts. 1, 3(4)(b)

Words in s. 127 substituted (7.10.1996) by Jobseekers Act 1995 (c. 18), s. 41(2), Sch. 2 para. 32; S.I. 1996/2208, art. 2(b)

Words in s. 77(11) inserted (10.4.2006) by Child Benefit Act 2005 (c. 6), s. 6(2), Sch. 1 para. 4(11)

Words in s. 22(2A) substituted (with effect in relation to the tax year 2003-04 and subsequent tax years) by National Insurance Contributions Act 2002 (c. 19), s. 8(2), Sch. 1 para. 7(2)

Words in s. 171A(3) substituted (11.11.1999 for specified purposes, 3.4.2000 in so far as not already in force) by Welfare Reform and Pensions Act 1999 (c. 30), s. 89(5)(c), Sch. 8 para. 23(3); S.I. 1999/3309, art. 2(2)(a)

Words in Sch. 1 para. 7(2) substituted (25.2.1999 for specified purposes, 1.4.1999 in so far as not already in force) by Social Security Contributions (Transfer of Functions, etc.) Act 1999 (c. 2), s. 28(2)(a), Sch. 1 para. 18(3); S.I. 1999/527, art. 2(b), Sch. 2 (with arts. 3-6)

Sch. 1 para. 3B(1A) inserted (with effect in accordance with s. 3(4)(5) of the amending Act) by National Insurance Contributions and Statutory Payments Act 2004 (c. 3), ss. 3(3)(b), 13; S.I. 2004/1943, art. 2(c)

S. 35A(6) substituted for s. 35A(6)-(8) (6.4.2003) by Employment Act 2002 (c. 22), s. 55(2), Sch. 7 para. 5; S.I. 2002/2866, art. 2(3), Sch. 1 Pt. 3

Sch. 5 para. 5 applied (with modifications) (1.3.2009 for specified purposes, 6.4.2009 in so far as not already in force) by Pensions Act 2007 (c. 22), ss. 14(8)-(11), 30(2)(a); S.I. 2009/406, art. 2(a)(b)

Words in s. 126(5)(a)(ii) substituted (6.4.2003 with effect in accordance with s. 723(1)(a)(b) of the amending Act) by Income Tax (Earnings and Pensions) Act 2003 (c. 1), s. 723, Sch. 6 para. 179 (with Sch. 7)

Word in s. 39A(5) inserted (E.W.) (13.3.2014) by The Marriage (Same Sex Couples) Act 2013 (Consequential and Contrary Provisions and Scotland) Order 2014 (S.I. 2014/560), art. 1(2), Sch. 1 para. 22(5); and inserted (S.) (16.12.2014) by The Marriage and Civil Partnership (Scotland) Act 2014 and Civil Partnership Act 2004 (Consequential Provisions and Modifications) Order 2014 (S.I. 2014/3229), art. 1(2), Sch. 4 para. 2(5)(a)

Word in s. 143(3)(c) omitted (E.W.) (6.4.2016) by virtue of The Social Services and Well-being (Wales) Act 2014 (Consequential Amendments) Regulations 2016 (S.I. 2016/413), regs. 2(1), 131(b)

Words in s. 108(1) repealed (30.10.2012 for specified purposes, 5.12.2012 in so far as not already in force) by Welfare Reform Act 2012 (c. 5), ss. 64(1)(c), 150(3); S.I. 2012/2530, art. 2(5)(a)(6)(a)

S. 140(4ZA)(4ZB) inserted (8.5.2012) by Welfare Reform Act 2012 (c. 5), ss. 72(3), 150(2)(c)

Word in s. 22(2) omitted (6.4.2016) by virtue of Pensions Act 2014 (c. 19), s. 56(4), Sch. 12 para. 6(2)(a)

Words in s. 120(1) substituted (1.4.1999) by Social Security Contributions (Transfer of Functions, etc.) Act 1999 (c. 2), s. 28(3), Sch. 3 para. 26(b); S.I. 1999/527, art. 2(b), Sch. 2 (with arts. 3-6)

Words in s. 4A(4)(b)(ii) substituted (24.7.2007) by The Social Security Contributions and Benefits Act 1992 (Modification of Section 4A) Order 2007 (S.I. 2007/2071), arts. 1, 2(4)(b)

Words in Sch. 1 para. 3(1) inserted (with effect in relation to the tax year 2003-04 and subsequent tax years) by National Insurance Contributions Act 2002 (c. 19), s. 8(2), Sch. 1 para. 13(3)

Words in s. 72(5) inserted (1.10.2007) by Welfare Reform Act 2007 (c. 5), ss. 52(4), 70(2); S.I. 2007/2819, art. 2(1)(b)

Word in s. 22(2B) substituted (21.9.2008) by National Insurance Contributions Act 2008 (c. 16), ss. 3(2), 6(1)

Words in s. 20(1)(d) repealed (6.4.2010) by Welfare Reform Act 2009 (c. 24), ss. 58(2)(a), 61(2), Sch. 7 Pt. 2

Words in Sch. 1 para. 3A(2) substituted (with effect in accordance with s. 3(4)(5) of the amending Act) by National Insurance Contributions and Statutory Payments Act 2004 (c. 3), ss. 3(2)(a), 13; S.I. 2004/1943, art. 2(c)

S. 44(1)(a) substituted (6.4.2016) by Pensions Act 2014 (c. 19), s. 56(4), Sch. 12 para. 55 (with ss. 8, 9, Sch. 5 paras. 2-4)

Sch. 3 para. 2(7) added (13.4.1995) by Social Security (Incapacity for Work) Act 1994 (c. 18), ss. 3(2), 16(3); S.I. 1994/2926, art. 2(4), Sch. Pt. 4

Words in s. 4A(6) inserted (26.3.2026) by The Social Security Contributions and Benefits Act 1992 (Modification of Section 4A) Order 2026 (S.I. 2026/341), arts. 1, 2(d)

S. 30A(6)(7) inserted (3.11.2000 for specified purposes, 6.4.2001 in so far as not already in force) by Welfare Reform and Pensions Act 1999 (c. 30), ss. 64(5), 89(1); S.I. 2000/2958, art. 2(3)(c)(4)(5) (with arts. 3, 4)

S. 171(7) inserted (25.2.1999 for specified purposes, 1.4.1999 in so far as not already in force) by Social Security Contributions (Transfer of Functions, etc.) Act 1999 (c. 2), s. 28(2)(a), Sch. 1 para. 15(3); S.I. 1999/527, art. 2(b), Sch. 2 (with arts. 3-6)

Word in s. 2(1)(a) omitted (13.5.2014) by virtue of National Insurance Contributions Act 2014 (c. 7), s. 15(1)(4)

S. 70(7A) substituted (S.) (16.11.2023) by The Carer’s Assistance (Carer Support Payment) (Scotland) Regulations 2023 (Consequential Modifications) Order 2023 (S.I. 2023/1214), arts. 1(2), 3(2)(b)

Words in s. 123(4) substituted (3.7.2007) by Welfare Reform Act 2007 (c. 5), s. 70(1), Sch. 5 para. 1(2)

Sch. 10 para. 3 and cross-heading substituted (2.12.2019) by The Civil Partnership (Opposite-sex Couples) Regulations 2019 (S.I. 2019/1458), reg. 1(2), Sch. 3 para. 14(5)(a)

Words in s. 150(2) substituted (19.7.1995) by Pensions Act 1995 (c. 26), s. 180(2)(a), Sch. 4 para. 13(b)

Words in s. 140(1A)(b) substituted (3.7.2007) by Welfare Reform Act 2007 (c. 5), ss. 54(a), 70(1)

Words in s. 4A(3)(g) substituted (26.3.2026) by The Social Security Contributions and Benefits Act 1992 (Modification of Section 4A) Order 2026 (S.I. 2026/341), arts. 1, 2(b)

S. 48B(10)(11) inserted (6.4.2016) by The Pensions Act 2014 (Consequential and Supplementary Amendments) Order 2016 (S.I. 2016/224), arts. 1(2), 2(3)

Words in s. 39(1)(2)(3) substituted (1.12.2000) by Welfare Reform and Pensions Act 1999 (c. 30), s. 89(1), Sch. 12 para. 17; S.I. 2000/1047, art. 2(2)(d), Sch. Pt. IV

S. 143(3)(c)(vii)(viii) substituted for s. 143(3)(c)(vii) (24.6.2013) by The Children’s Hearings (Scotland) Act 2011 (Consequential and Transitional Provisions and Savings) Order 2013 (S.I. 2013/1465), art. 1(2), Sch. 1 para. 4(2)

Words in Sch. 2 para. 3(4) substituted (6.4.2007) by Income Tax Act 2007 (c. 3), s. 1034(1), Sch. 1 para. 290(3)(c) (with Sch. 2)

Words in Sch. 7 para. 18 inserted (10.4.2006) by Child Benefit Act 2005 (c. 6), s. 6(2), Sch. 1 para. 16(6)(c)

Words in s. 44A(1)(a) substituted (with effect in relation to the tax year 2003-04 and subsequent tax years) by National Insurance Contributions Act 2002 (c. 19), s. 8(2), Sch. 1 para. 11

Act: decision-making functions transferred (5.7.1999 for specified purposes, 6.9.1999 for specified purposes, 5.10.1999 for specified purposes, 18.10.1999 for specified purposes, 29.11.1999 for specified purposes) by Social Security Act 1998 (c. 14), s. 8 (with s. 11); S.I. 1999/1958, art. 2(1)(b), Sch. 1 (with arts. 3-5); S.I. 1999/2422, art. 2(c), Sch. 1 (with Sch. 14); S.I. 1999/2739, art. 2, Sch. 1 (with Sch. 2); S.I. 1999/2860, art. 2(c), Sch. 1 (with Schs. 16-18); S.I. 1999/3178, art. 2(1)(a)(2), Sch. 1 (with Schs. 21-23)

Words in s. 54(2) substituted (6.9.1999 for specified purposes) by Social Security Act 1998 (c. 14), s. 87(2), Sch. 7 para. 62; S.I. 1999/2422, art. 2(c), Sch. 1 (with Sch. 14)

Words in s. 10(5) substituted (with effect in relation to the tax year 2003-04 and subsequent tax years) by National Insurance Contributions Act 2002 (c. 19), s. 8(2), Sch. 1 para. 2

Words in s. 10ZB(2) substituted (6.4.2003 with effect in accordance with s. 723(1)(a)(b) of the amending Act) by Income Tax (Earnings and Pensions) Act 2003 (c. 1), s. 723, Sch. 6 para. 176(4) (with Sch. 7)

Words in s. 124(1)(f) inserted (19.3.2001) by Welfare Reform and Pensions Act 1999 (c. 30), s. 89(1), Sch. 8 para. 28; S.I. 2001/933, art. 4(a)

S. 17(5) repealed (with effect in relation to the tax year 2003-04 and subsequent tax years) by National Insurance Contributions Act 2002 (c. 19), ss. 7, 8(2), Sch. 2

Words in Sch. 5 para. 5(1)(a) inserted (5.12.2005) by The Civil Partnership (Pensions and Benefit Payments) (Consequential, etc. Provisions) Order 2005 (S.I. 2005/2053), art. 1(3), Sch. para. 5(8)(a)(ii)