| The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | reg. 1 | coming into force | The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | reg. 1(2) | Not yet made to Welsh language versionApplied to English language version | |
| The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | reg. 2 | coming into force | The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | reg. 1(2) | Not yet made to Welsh language versionApplied to English language version | |
| The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | reg. 3 | coming into force | The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | reg. 1(2) | Not yet made to Welsh language versionApplied to English language version | |
| The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | reg. 3(2) | substituted | The Welsh Language Standards (No.7) Regulations 2018 | 2018 No. 441 | reg. 4(1) | Not yet made to Welsh language versionApplied to English language version | |
| The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | reg. 3(2)(a) | words inserted | The Welsh Language Standards (No. 1, No. 2, No. 4, No. 6 and No. 7) Regulations (Amendment) Regulations 2025 | 2025 No. 339 | reg. 4(2) | Not yet made to Welsh language versionApplied to English language version | |
| The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | Sch. 1 Pt. 1 | coming into force | The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | reg. 1(2) | Not yet made to Welsh language versionApplied to English language version | |
| The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | Sch. 1 Pt. 2 | coming into force | The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | reg. 1(2) | Not yet made to Welsh language versionApplied to English language version | |
| The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | Sch. 1 Pt. 3 | coming into force | The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | reg. 1(2) | Not yet made to Welsh language versionApplied to English language version | |
| The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | Sch. 2 Pt. 1 | coming into force | The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | reg. 1(2) | Not yet made to Welsh language versionApplied to English language version | |
| The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | Sch. 2 Pt. 2 | coming into force | The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | reg. 1(2) | Not yet made to Welsh language versionApplied to English language version | |
| The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | Sch. 3 Pt. 1 | coming into force | The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | reg. 1(2) | Not yet made to Welsh language versionApplied to English language version | |
| The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | Sch. 3 Pt. 2 | coming into force | The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | reg. 1(2) | Not yet made to Welsh language versionApplied to English language version | |
| The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | Sch. 3 Pt. 3 | coming into force | The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | reg. 1(2) | Not yet made to Welsh language versionApplied to English language version | |
| The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | Sch. 4 Pt. 1 | coming into force | The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | reg. 1(2) | Not yet made to Welsh language versionApplied to English language version | |
| The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | Sch. 4 Pt. 2 | coming into force | The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | reg. 1(2) | Not yet made to Welsh language versionApplied to English language version | |
| The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | Sch. 5 Pt. 1 | coming into force | The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | reg. 1(2) | Not yet made to Welsh language versionApplied to English language version | |
| The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | Sch. 5 Pt. 2 | coming into force | The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | reg. 1(2) | Not yet made to Welsh language versionApplied to English language version | |
| The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | Sch. 5 Pt. 3 | coming into force | The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | reg. 1(2) | Not yet made to Welsh language versionApplied to English language version | |
| The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | Sch. 5 Pt. 4 | coming into force | The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | reg. 1(2) | Not yet made to Welsh language versionApplied to English language version | |
| The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | Sch. 5 Pt. 5 | coming into force | The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | reg. 1(2) | Not yet made to Welsh language versionApplied to English language version | |
| The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | Sch. 5 Pt. 6 | coming into force | The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | reg. 1(2) | Not yet made to Welsh language versionApplied to English language version | |
| The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | Sch. 6 | coming into force | The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | reg. 1(2) | Not yet made to Welsh language versionApplied to English language version | |
| The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | Sch. 6 | words inserted | The Welsh Language Standards (No.7) Regulations 2018 | 2018 No. 441 | reg. 4(2) | Not yet made to Welsh language versionApplied to English language version | |
| The Welsh Language Standards (No. 4) Regulations 2016 | 2016 No. 405 | Sch. 6 | words inserted | The Welsh Language Standards (No. 1, No. 2, No. 4, No. 6 and No. 7) Regulations (Amendment) Regulations 2025 | 2025 No. 339 | reg. 4(3) | Not yet made to Welsh language versionApplied to English language version | |