Tools · Studio Woodlark ← Back

CIS tax deduction calculator

Compute the CIS deduction a contractor must withhold from a sub-contractor's labour.

Gross invoice (£)

Total amount on the sub-contractor's invoice

Materials portion (£)

CIS deduction applies only to the labour element

Sub-contractor status

CIS deduction

—

Enter values above to calculate.

Talk to us about this All calculators

Deduction applies to the labour portion only — materials and VAT are excluded. Status verification (registered / unregistered / gross) must be confirmed through HMRC's CIS service before each payment. Rates current to 2024-25; check before a new tax year.

Tool maintained by Studio Woodlark — a sub-brand of Woodlark Associates Ltd. Rates and bands subject to change. Provided for guidance; not a substitute for advice.