Carpenter & Joiner Tax Calculator 2025/26
Calculate your take-home pay as a self-employed carpenter or joiner. See your tax, NI, and what you can deduct for tools, timber, and van costs.
Common deductions for carpenters
These are typical expenses you may be able to claim against your taxable profit.
Tools and power tools
Chisels, saws, routers, planers, drills, sanders, and other woodworking tools. Claim via the Annual Investment Allowance.
Van and vehicle costs
Work van fuel, insurance, road tax, MOT, servicing, and repairs — business proportion.
Timber and materials
Wood, sheet materials, fixings, adhesives, finishes, and other materials not recharged to clients.
Workshop costs
Workshop rent, electricity, heating, and insurance. If you work from a home workshop, claim the proportioned costs.
Work clothing and PPE
Steel-toe boots, dust masks, ear protection, safety glasses, and work trousers.
Training and certifications
CSCS card, NVQ maintenance, first aid courses, and specialist joinery training.
Insurance
Public liability, tool insurance, and professional indemnity for bespoke and fitted work.
Marketing
Website, Checkatrade or MyBuilder listings, vehicle signwriting, and business cards.
Yearly
£25,120
take-home
Monthly
£2,093
take-home
Weekly
£483
take-home
Deductions
Effective rate
16.27%
The actual percentage of your total income going to income tax and NI combined.Marginal rate
28%
The tax rate on your next £1 of income. Above £100k this can be 60% due to Personal Allowance tapering.Income tax bands
Where your money goes
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Try AI Tax Advisor — £9.99What expenses can a self-employed carpenter claim in the UK?
Self-employed carpenters can claim tools and power tools, van costs, timber and materials, workshop rent, PPE, CSCS card fees, training, insurance, and marketing. For 2025/26, the first £12,570 of profit is tax-free. Tools and equipment can be claimed in full under the Annual Investment Allowance.
- Tools: chisels, saws, routers, drills — claim in full
- Van: fuel, insurance, servicing (business proportion)
- Timber and materials not recharged to clients
- Workshop: rent, electricity, heating
- PPE: dust masks, ear protection, safety boots
Last reviewed:
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