- 1998 No 501 Surrey Hampshire Borders National Health Service Trust (Establishment) Order 1998
- 1998 No 502 Dissolution of the North Downs Community Health National Health Service Trust and the Heathlands Mental Health National Health Service Trust Order 1998
- 1998 No 503 Pensions Increase (Review) Order 1998
- 1998 No 504 Building Societies (Accounts and Related Provisions) Regulations 1998
- 1998 No 505 Public Telecommunication System Designation (Telegroup UK Limited) Order 1998
- 1998 No 506 Public Telecommunication System Designation (Sonic Telecommunications International Limited) Order 1998
- 1998 No 507 Public Telecommunication System Designation (Primetec (UK) Limited) Order 1998
- 1998 No 508 Public Telecommunication System Designation (LCI Telecom UK Limited) Order 1998
- 1998 No 509 Public Telecommunication System Designation (Telecom Ireland Limited) Order 1998
- 1998 No 510 Public Telecommunication System Designation (Easynet Group Plc) Order 1998
- 1998 No 511 Public Telecommunication System Designation (Atlantic Telecommunications Limited) Order 1998
- 1998 No 512 Public Telecommunication System Designation (Esprit Telecom UK Limited) Order 1998
- 1998 No 513 Public Telecommunication System Designation (North American Gateway Limited) Order 1998
- 1998 No 514 Public Telecommunication System Designation (TGC UK Limited) Order 1998
- 1998 No 515 Shropshire's Community Health Service National Health Service Trust (Dissolution) Order 1998
- 1998 No 516 Dissolution of the South Warwickshire Health Care National Health Service Trust and the South Warwickshire Mental Health National Health Service Trust Order 1998
- 1998 No 517 South Warwickshire Combined Care National Health Service Trust (Establishment) Order 1998
- 1998 No 518 Shropshire's Mental Health National Health Service Trust (Dissolution) Order 1998
- 1998 No 520 Social Security (Industrial Injuries) (Dependency) (Permitted Earnings Limits) Order 1998
- 1998 No 521 Social Security Benefits Up-rating Regulations 1998
- 1998 No 522 Statutory Maternity Pay (Compensation of Employers) Amendment Regulations 1998
- 1998 No 523 Social Security (Contributions) Amendment Regulations 1998
- 1998 No 524 Social Security (Contributions) (Re-rating) Consequential Amendment Regulations 1998
- 1998 No 525 Public Processions (Northern Ireland) Act 1998 (Code of Conduct) Order 1998
- 1998 No 526 Public Processions (Northern Ireland) Act 1998 (Procedural Rules) Order 1998
- 1998 No 527 Public Processions (Northern Ireland) Act 1998 (Guidelines) Order 1998
- 1998 No 528 Motor Vehicles (Driving Licences) (Amendment) (No 2) Regulations 1998
- 1998 No 529 Local Authorities (Capital Finance) (Rate of Discount for 1998/99) Regulations 1998
- 1998 No 530 Local Government Pension Scheme (Amendment) Regulations 1998
- 1998 No 531 Merchant Shipping (Fees) (Amendment) Regulations 1998
- 1998 No 532 Civil Aviation (Navigation Services Charges) Regulations 1998
- 1998 No 537 Local Authorities (Direct Labour Organisations) (Competition) (Insolvency) (Amendment) (Wales) Regulations 1998
- 1998 No 538 Financial Assistance for Environmental Purposes Order 1998
- 1998 No 539 Rhondda Health Care National Health Service Trust (Transfer of Trust Property) Order 1998
- 1998 No 540 Glan-y-Môr National Health Service Trust (Transfer of Trust Property) Order 1998
- 1998 No 541 Glan Hafren National Health Service Trust (Transfer of Trust Property) Order 1998
- 1998 No 543 Control of Lead at Work Regulations 1998
- 1998 No 545 Environmental Protection (Controls on Hexachloroethane) Regulations 1998
- 1998 No 556 Local Authorities (Members' Allowances) (Amendment) Regulations 1998
- 1998 No 557 Local Authorities (Members' Allowances) (Amendment) (No 2) Regulations 1998
- 1998 No 558 Wireless Telegraphy (Television Licence Fees) (Amendment) Regulations 1998
- 1998 No 559 Local Government (Discretionary Payments) (Amendment) Regulations 1998
- 1998 No 560 Finance Act 1997 (Commencement No 2) Order 1998
- 1998 No 562 Income-related Benefits (Subsidy to Authorities) Order 1998
- 1998 No 563 Social Security (Miscellaneous Amendments) Regulations 1998
- 1998 No 564 National Health Service (Remuneration and Conditions of Service) (Amendment) Regulations 1998
- 1998 No 565 Disability Discrimination (Repeal of section 17 of, and Schedule 2 to, the Disabled Persons (Employment) Act, 1944) Order 1998
- 1998 No 566 Housing Benefit (Permitted Totals) (Amendment) Order 1998
- 1998 No 568 Local Government Pension Scheme (Amendment) (Environment Agency) Regulations 1998
- 1998 No 569 London Docklands Development Corporation (Transfer of Property, Rights and Liabilities) (Urban Regeneration Agency) Order 1998
- 1998 No 571 Workmen's Compensation (Supplementation) (Amendment) Scheme 1998
- 1998 No 572 Road Vehicles Registration Fee Regulations 1998
- 1998 No 573 Local Government Act 1988 (Defined Activities) (Exemption) (Tunbridge Wells Borough Council) Order 1998
- 1998 No 574 Medicines for Human Use and Medical Devices (Fees and Miscellaneous Amendments) Regulations 1998
- 1998 No 577 Police Pensions (Amendment) Regulations 1998
- 1998 No 578 Local Elections (Principal Areas) (Amendment) Rules 1998
- 1998 No 579 Local Government Act 1988 (Defined Activities) (Exemption) (No 1) Order 1998
- 1998 No 580 Local Government Act 1988 (Defined Activities) (Exemption) (No 2) Order 1998
- 1998 No 581 Injuries in War (Shore Employments) Compensation (Amendment) Scheme 1998
- 1998 No 584 Combined Probation Areas (Leicestershire and Rutland) Order 1998
- 1998 No 585 Local Elections (Parishes and Communities) (Amendment) Rules 1998
- 1998 No 587 Suspension from Work on Maternity Grounds (Merchant Shipping and Fishing Vessels) Order 1998
- 1998 No 599 Public Record Office (Fees) Regulations 1998
- 1998 No 600 Occupational and Personal Pension Schemes (Levy and Register) (Amendments) Regulations 1998

