CIS Subcontractor Accountant UK | Taxbix

ICB-registered accounting for UK CIS & Construction. 50% off first 3 months. Code 3MONTHS50OFF See Plans →

Construction & CIS Accounting

CIS Subcontractor Accountant UK

CIS subcontractors have 20% deducted from every payment before it reaches them. Many are owed thousands in overpaid tax - but never claim it. Taxbix specialises in recovering CIS overpayments and keeping subcontractors fully HMRC compliant.

CIS Subcontractor Accountant UK

How CIS Deductions Work

Under the Construction Industry Scheme, contractors must deduct 20% from payments to registered subcontractors (or 30% from unregistered ones). These deductions are paid to HMRC on your behalf and offset against your Corporation Tax or Income Tax liability at year end. If deductions exceed your tax bill, HMRC refunds the difference.

Claiming Your CIS Deductions Back

At the end of the tax year, your total CIS deductions are compared against your total tax liability. If your deductions exceed what you owe - which is common for subcontractors with significant expenses - HMRC refunds the difference, sometimes running to £2,000-£5,000 or more. Taxbix calculates your refund accurately and expedites the repayment request.

Gross Payment Status

Gross payment status allows subcontractors to receive full payments without any CIS deduction - improving cash flow significantly. To qualify, your business must pass HMRC's turnover, tax compliance, and bank account tests. Taxbix advises on eligibility, prepares the application, and manages the annual review to maintain gross status once obtained.

CIS Registration and Verification

To be deducted at 20% rather than 30%, you must be registered as a CIS subcontractor with HMRC. Contractors are legally required to verify your registration before making their first payment to you. Taxbix handles CIS registration, ensures you are verified correctly across all contractors, and advises on maintaining your compliance record.

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Taxbix provides fixed-fee specialist accounting for CIS & Construction. No setup fees, no long contracts.

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Transparent Fixed Pricing

No setup fees. No long contracts. Cancel anytime.

For Subbies

Sole Trader CIS

Individual subcontractors

£75 /mo

50% off first 3 months with code 3MONTHS50OFF

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Use code 3MONTHS50OFF at checkout

Behind on your accounts? Pay past months as a one-off →
Most Popular

CIS Ltd Company

Ltd company subcontractors

£119 /mo

50% off first 3 months with code 3MONTHS50OFF

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Use code 3MONTHS50OFF at checkout

Behind on your accounts? Pay past months as a one-off →
For Growing Teams

CIS Contractor Plus

Larger teams & agencies

£199 /mo

50% off first 3 months with code 3MONTHS50OFF

Get Started →

Use code 3MONTHS50OFF at checkout

Behind on your accounts? Pay past months as a one-off →

All plans include 24h WhatsApp response. ICB Member 22465.

Frequently Asked Questions

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