| Finance Act 1998 | 1998 c. 36 | Sch. 18 Pt. 8 | amendment to earlier affecting S.I. 1999/2975, reg. 10 (as amended) | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 8 | Yes | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 2 | words renumbered as reg. 2(a) | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 3(a) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 2(b) and word | inserted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 3(b) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 3(1) | words omitted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 4(a)(i) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 3(1) | words substituted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 4(a)(ii) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 3(1) | words substituted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 4(a)(iii) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 3(1) | words substituted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 4(a)(iv) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 3(1) | words substituted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 4(a)(v) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 3(1) | words inserted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 4(a)(vi) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 3(1) | words substituted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 4(a)(vii) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 3(2) | words substituted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 4(b) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 5(2)(b) | words substituted (except in regs. 5(2)(b), 11(1)(2) and the second reference in reg. 10(2)) | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 9(b) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 6(2)(b) | word omitted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 5(a)(i) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 6(2)(d) and word | inserted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 5(a)(ii) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 6(4)(a) | words inserted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 5(b)(i) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 6(4)(aa) | inserted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 5(b)(ii) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 7(2) | words substituted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 6(a) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 7(3) | words substituted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 6(a) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 7(4)(d) | words inserted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 6(b)(i) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 7(4)(d) | words inserted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 6(b)(ii) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 9A heading | word substituted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 7(a) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 9A(1) | words inserted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 7(b) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 10 heading | word substituted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 8(a) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 10(2) | words substituted (except in regs. 5(2)(b), 11(1)(2) and the second reference in reg. 10(2)) | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 9(b) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 10(2A) | inserted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 8(b) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 10(3) | words substituted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 8(c) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 10(4) | words substituted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 8(c) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 10(4)(a) | words inserted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 8(d) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 10(4)(aa) | inserted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 8(e) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 10(4)(b) | words inserted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 8(f) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 10(4)(bb) | inserted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 8(g) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 10(5) | words inserted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 8(h) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 10(6) | words inserted | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 8(h) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | reg. 11(1)(2) | words substituted (except in regs. 5(2)(b), 11(1)(2) and the second reference in reg. 10(2)) | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 9(b) | Not yet | |
| The Corporation Tax (Simplified Arrangements for Group Relief) Regulations 1999 | 1999 No. 2975 | Regulations | words substituted (except in regs. 5(2)(b), 11(1)(2) and the second reference in reg. 10(2)) | The Corporation Tax (Simplified Arrangements for Group Relief) (Amendment) Regulations 2018 | 2018 No. 9 | reg. 9(a) | Not yet | |