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Note: Inner London weighting is progressive — higher earners receive more, up to a maximum cap. Outer London and Fringe are typically flat-rate supplements.
London Weighting Rates 2026/27 (Estimated)
| Area | Minimum | Maximum | Notes |
|---|---|---|---|
| Inner London | £3,661 | £6,000 | Progressive based on salary |
| Outer London | £2,511 | £3,661 | Typically flat or slightly progressive |
| Fringe | £1,192 | £1,192 | Flat rate supplement |
Inner London includes zones 1-2 and some zone 3 areas. Outer London covers zones 3-6 and surrounding counties. Fringe areas include parts of Essex, Hertfordshire, Buckinghamshire and Surrey.
Which NHS Trusts Pay London Weighting?
High Cost Area Supplements apply to NHS staff working in designated London areas. Major trusts include:
- 🏥 Barts Health NHS Trust
- 🏥 Guy's and St Thomas' NHS Foundation
- 🏥 Imperial College Healthcare NHS Trust
- 🏥 King's College Hospital NHS Foundation
- 🏥 Chelsea and Westminster Hospital
- 🏥 University College London Hospitals
- 🏥 Royal Free London NHS Foundation
- 🏥 North Middlesex University Hospital
Outer London and Fringe trusts include North West London, South West London, and trusts in bordering counties. Check your employment contract for exact weighting eligibility.
Frequently Asked Questions
Is London weighting taxable?
Yes, NHS High Cost Area Supplements are treated as taxable income. They are also pensionable, meaning you pay pension contributions on the total including weighting.
Do all NHS staff in London get weighting?
Most Agenda for Change staff receive it, but eligibility depends on your NHS trust and exact workplace location. Some administrative or back-office roles in London may not qualify if based outside the designated zone.
Does London weighting affect my pension?
Yes. Because it is pensionable, your NHS pension contributions are calculated on your basic salary plus weighting. This means you pay slightly more in pension contributions but also build up slightly more pensionable service.
What is the difference between Inner and Outer London?
Inner London covers central zones and attracts the highest supplement (up to £6,000). Outer London covers suburban zones and surrounding areas with a lower supplement (up to £3,661). Fringe areas are just outside the M25 with a flat £1,192 supplement.