| The Bridgend and District National Health Service Trust (Establishment) Order 1996 | S.I. 1996/257 |
| The Cardiff Community Healthcare National Health Service Trust (Establishment) Order 1995 | S.I. 1995/142 |
| The Cardiff Community Healthcare National Health Service Trust (Establishment) Amendment Order 1998 | S.I. 1998/2033 |
| The Carmarthen and District National Health Service Trust (Establishment) Order 1992 | S.I. 1992/2742 |
| The East Glamorgan National Health Service Trust (Establishment) Order 1994 | S.I. 1994/316 |
| The East Glamorgan National Health Service Trust (Establishment) Amendment Order 1998 | S.I. 1998/2034 |
| The Glan Clwyd District General Hospital National Health Service Trust (Establishment) Order 1992 | S.I. 1992/2732 |
| The Glan Hafren National Health Service Trust (Establishment) Order 1996 | S.I. 1996/258 |
| The Glan Hafren National Health Service Trust (Establishment) Amendment Order 1997 | S.I. 1997/1225 |
| The Glan-y-Môr National Health Service Trust (Establishment) Order 1995 | S.I. 1995/769 |
| The Gofal Cymuned Clwydian Community Care National Health Service Trust (Establishment) Order 1992 | S.I. 1992/2739 |
| The Gwent Community Health National Health Service Trust (Establishment) Order 1992 | S.I. 1992/2730 |
| The Gwent Community Health National Health Service Trust (Establishment) Amendment Order 1995 | S.I. 1995/2797 |
| The Gwynedd Community Health National Health Service Trust (Establishment) Order 1993 | S.I. 1993/2839 |
| The Gwynedd Hospitals National Health Service Trust (Establishment) Order 1993 | S.I. 1993/2841 |
| The Llandough Hospital National Health Service Trust (Establishment) Order 1992 | S.I. 1992/2737 |
| The Llandough Hospital National Health Service Trust (Change of Name) Order 1995 | S.I. 1995/918 |
| The Llandough Hospital and Community National Health Service Trust (Establishment) Amendment Order 1998 | S.I. 1998/770 |
| The Llanelli Dinefwr National Health Service Trust (Establishment) Order 1992 | S.I. 1992/2734 |
| The Morriston Hospital National Health Service Trust (Establishment) Order 1994 | S.I. 1994/317 |
| The Nevill Hall and District National Health Service Trust (Establishment) Order 1993 | S.I. 1993/2840 |
| The Nevill Hall and District National Health Service Trust (Establishment) Amendment Order 1997 | S.I. 1997/2605 |
| The Rhondda Health Care National Health Service Trust (Establishment) Order 1993 | S.I. 1993/2837 |
| The Swansea National Health Service Trust (Establishment) Order 1992 | S.I. 1992/2736 |
| The University Dental Hospital National Health Service Trust (Establishment) Order 1995 | S.I. 1995/143 |
| The University Hospital of Wales Healthcare National Health Service Trust (Establishment) Order 1995 | S.I. 1995/770 |
| The Wrexham Maelor Hospital National Health Service Trust (Establishment) Order 1992 | S.I. 1992/2731 |