Tax Return for Construction Workers
Complete your Self Assessment in 8 minutes. Claim all your allowable expenses and submit directly to HMRC.
- Track tools and equipment
- Mileage and travel expense support
- CIS deduction guidance
- MTD-ready for 2026
Example Tax Calculation
Based on typical construction workers earnings £40,000/year
*Illustrative example based on 2024/25 tax rates. Your actual tax depends on your specific circumstances.
Allowable Expenses for Construction Workers
Claim these tax-deductible expenses to reduce your tax bill
Tools and Equipment
Claim tools, plant hire, and equipment used on site.
Tip: Keep receipts and note business-only use.
Travel and Mileage
Business travel between sites can be claimed using mileage rates or actual costs.
Tip: Log each trip with date, purpose, and miles.
Protective Clothing (PPE)
Safety boots, hi-vis, helmets, and other PPE required for work.
Tip: Everyday clothing is not allowable.
CIS Deductions
CIS tax already deducted by contractors reduces your final tax bill.
Tip: Keep CIS statements from each contractor.
More expenses you can claim
How to File Your Tax Return
Follow these simple steps to complete your Self Assessment
Gather Your Documents
Collect income records, receipts, and expense statements
Enter Income & Expenses
Add your earnings and claim allowable expenses with our guided flow
Review Your Calculation
See exactly how much tax you owe with real-time calculations
Submit to HMRC
File your tax return directly to HMRC in minutes
Key Deadlines for 2024/25 Tax Year
Don't miss these important dates
5 April 2025
Tax Year Ends
Calculate your final income and expenses
5 October 2025
Register for Self Assessment
If this is your first year self-employed
31 January 2026
Online Filing Deadline
Submit your tax return and pay any tax owed
6 April 2026
MTD Starts (£50k+)
If your income exceeds £50,000, you must use MTD software
Late Filing Penalties
1 day late: £100 fixed penalty
3 months late: £10/day up to £900
6 months late: 5% of tax owed or £300 (whichever is higher)
12 months late: Additional 5% or £300
Plus interest on any tax paid late. Avoid these costs by filing early with QTax.
Frequently Asked Questions
Answers to common questions about tax returns for construction workers
Do construction workers need to register as self-employed?
If you work as a subcontractor or invoice for your work, you are usually self-employed and must register for Self Assessment.
Can I claim tools and PPE as expenses?
Yes. Tools, safety gear, and protective clothing required for work are allowable expenses.
What is the Self Assessment deadline?
Online tax returns are due by 31 January following the end of the tax year.
Ready to File Your Tax Return?
Join thousands of UK construction workers who trust QTax for their Self Assessment