Non-domestic water and sewerage charges from April 2024

News article

Non-domestic water and sewerage charges that take effect from 1 April 2024.

Northern Ireland Water (NI Water) has announced the scheme of charges for water, sewerage, and other miscellaneous services that affect non-domestic customers. The following charges are effective from 1 April 2024.

Measured charges for 2024-25

Standing charges

Supply pipe size Water Sewerage
Up to 20mm £85 £106
21-25mm £144 £179
26-40mm £266 £328
41-50mm £419 £516
51-75mm £835 £1,020
76-100mm £1,515 £1,848
Over 100mm £2,153 £2,633


Variable charge

  Water Sewerage
Volumetric charge per m³ £1.362 £2.342


Unmeasured charges for 2024-25

  Unmeasured water Unmeasured sewerage
Standing charge £39.88 £55.52
Variable charge per each £1,000 Net Annual Value £15.31 £20.90
Charge cap £600 £645


Standard rated and standard unrated charges for 2024-25

Standard Rated Water Sewerage
Standing charge £79.76 £111.04
Standard Unrated Charge Water Sewerage
Standard charge £79.76 £111.04
Set volumetric charge £175.90 £287.34


Further information on 2024-25 water and sewerage charges

Anyone with questions about their bill or charges can contact the NI Water Billing Enquiries Team on Tel 03458 770030 or by emailing customer.billing@niwater.com.

Download NI Water’s summary of charges for non-domestic customers 2024-25 (PDF, 385K).

First published 8 April 2024