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Smart CIS Tax Solutions

Construction Industry Scheme (CIS) Accountants

Losing 20-30% of your invoices to CIS deductions? You could be missing out on thousands in reclaimable expenses or worse, risking HMRC fines for late or incorrect filings.
At Sigma Chartered Accountants & Tax Advisors, we specialise in:
  • Maximising your CIS refunds
  • Avoiding £100+ penalties
  • Optimising your tax position

Stop overpaying taxes. Get expert CIS accounting that actually works for contractors.

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Struggling With CIS Deductions? Here's How We Fix Your Construction Tax Headaches

The Construction Industry Scheme hits hard. As a subcontractor, you’re losing 20-30% of every invoice before you even see the money. Contractors juggle complex payroll reporting, risking £100 penalties for each late return. The real kicker? Most firms never reclaim all their allowable expenses, leaving thousands in unclaimed tools, materials, and travel costs sitting with HMRC.

We fix this with specialist CIS accounting that actually works for you. Our team handles your monthly CIS returns, ensures full compliance, and fights to maximise every tax rebate. We audit every deduction, reclaim every valid expense, and align your CIS position with your annual accounts – turning tax headaches into cash flow solutions.
Let’s fix your payroll
Struggling With CIS Deductions Here's How We Fix Your Construction Tax Headaches
Business Accounting & Taxation

CIS Accounting Built for Contractors, Backed
by HMRC Experts

Tired of losing money to CIS deductions? At Sigma Chartered Accountants & Tax Advisors, our specialists streamline your construction tax with a clear, step-by-step process designed to maximise refunds and minimise hassle.
CIS REGISTRATION CHECk

CIS Registration Check

We verify your correct tax status (contractor/subcontractor) to prevent costly HMRC classification errors.
Monthly return filing

Monthly Return Filing

Our team submits your CIS deductions accurately and on time, eliminating £100+ late filing penalties.
Expense Audit & Reclaims

Expense Audit & Reclaims

We dig into every deduction to recover allowable costs (materials, tools, travel) you’re owed.
Real-Time Compliance Monitoring

Real-Time Compliance Monitoring

Proactive tracking ensures you meet HMRC deadlines and avoid surprise fines or audits.
annual reconsiliation

CIS Annual Reconciliation

We cross-check all deductions against your final tax position, ensuring no overpayments are left behind.
contractor payroll support

Contractor Payroll Support

Hassle-free payroll processing for contractors managing multiple subcontractors.

Stop Losing Money to CIS Deductions
Claim Your Free Tax Review Today Book a 30-minute consultation with our CIS specialists and discover:

  • How much could you reclaim?
  • Your exact compliance risks.
  • A tailored tax strategy
Get Your Free CIS Audit Now

Full-Service CIS Tax Support for Hassle-Free Compliance

Navigating HMRC CIS compliance is a minefield of paperwork, deadlines, and ever-changing rules. As specialist CIS tax return accountants, we handle every detail from subcontractor deductions to monthly HMRC returns so you avoid penalties and keep operations running smoothly.
  • Subcontractor HMRC Deductions: Accurate tax & NI calculations to prevent under/overpayments
  • Day-to-Day Bookkeeping: Real-time tracking of CIS expenses, invoices, and payroll
  • VAT Returns & Advice: CIS-aligned VAT filings to maximise reclaims and avoid errors
  • PAYE for Construction Firms: Seamless payroll processing for contractors and staff
  • HMRC Contractor Registration: Correct setup to avoid classification penalties
  • Subcontractor Deduction Statements: Clear, compliant paperwork for your workforce
  • Monthly HMRC Returns: Filed accurately and on time, every time
Full-Service CIS Tax Support for Hassle-Free Compliance

Specialised CIS Accounting Support

While most firms only handle basic CIS filings, we provide end-to-end tax solutions tailored to the unique complexities of the construction industry. Here’s what else we manage:
Expert defence against HMRC enquiries, reducing penalty risks
Application support to help you retain/regain 0% deduction rights
Tax-efficient structuring to minimise deductions and liabilities
Seamless integration for sole trader subcontractors
Compliance for cross-border construction workers
Automating your deductions and reporting for error-free accounts
On-site workshops for contractors managing subcontractor payrolls
Challenging incorrect HMRC deductions on your behalf

Why Construction Firms Choose Sigma for CIS Accounting

In an industry where margins are tight and HMRC scrutiny is high, generic accounting just won’t cut it. Here’s why UK contractors and subcontractors trust us as their specialist CIS tax partners:

Construction-Specialised Accountants

Our team works exclusively with tradespeople and builders; we speak your language and know every CIS loophole and pitfall.

Proactive Tax Recovery Approach

We don’t just file returns, we aggressively audit past submissions to reclaim an average of £3,200+ in missed expenses per client.

Integrated Tax Strategy

We align your CIS, VAT, payroll, and accounts into one tax-efficient system, saving 15-30% versus separate accounting.

Why Construction Firms Choose Sigma for CIS Accounting
Business Accounting & Taxation