Construction Industry

CIS & construction accounting from £25/month

CIS monthly returns, subcontractor deductions, contractor compliance and self-assessment — all handled by specialists who understand the construction industry.

Construction Industry Scheme (CIS) Accounting

The Construction Industry Scheme (CIS) requires contractors to deduct money from subcontractor payments and pass it to HMRC. Getting this wrong results in penalties — and missed deductions mean subcontractors overpay tax.

Our CIS accounting service covers both contractors and subcontractors. We handle your monthly CIS returns, verify subcontractors, claim back excess deductions and prepare your annual self-assessment.

Starting from just £25/month, our construction industry specialists will keep you compliant and ensure you never overpay.

Get a Quote — from £25/month
CIS Construction Accounting

Everything the construction industry needs

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CIS Monthly Returns
  • Monthly CIS300 return to HMRC
  • Subcontractor payment & deduction records
  • Nil returns when no payments made
  • CIS deduction statements
Subcontractor Verification
  • Verify subcontractors with HMRC
  • Determine correct deduction rate
  • Gross payment status applications
  • New subcontractor onboarding
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Deduction Reclaim
  • Claim back excess CIS deductions
  • Offset against PAYE liabilities
  • CIS repayment applications
  • Year-end reconciliation
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Self Assessment
  • Annual self-assessment tax return
  • CIS income and expenses
  • Tax computation
  • HMRC submission & correspondence
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Contractor Compliance
  • PAYE scheme registration
  • Employer obligations
  • CIS registration & compliance
  • Construction industry VAT (reverse charge)
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Cloud Accounting Software
  • Job costing tools
  • Subcontractor tracking
  • Receipt capture on-site
  • MTD Compliant

Why construction businesses choose Simpleledger

We know CIS inside out — keeping contractors and subcontractors compliant and on the right side of HMRC.

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CIS Specialists

We understand the Construction Industry Scheme in full — from monthly returns to gross status applications.

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Claim Back More

We identify and reclaim excess CIS deductions — ensuring you never overpay tax.

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No Fixed Contract

Cancel anytime with no exit fees. We earn your business every single month.

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Monthly Returns Handled

We submit your CIS300 monthly return and keep all deduction records — no missed deadlines.

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Fixed Monthly Fee

One clear price — no surprise invoices, no hidden charges.

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Easy to Switch

We handle your full accountant switch, including notifying HMRC. Usually done in 48 hours.

Get an instant quote today

No obligation. Tell us about your construction business and we'll provide a tailored fixed-price quote.

CIS Quote →

Subcontractor or contractor?

We support both sides of the CIS scheme. Get in touch and we'll tailor a package to suit your situation.

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