CIS Explained: A Practical Guide to the Construction Industry Scheme for Contractors & Subcontractors (2025 Edition)

Confused by CIS? You're not alone - but this guide makes it simple.

CIS Explained is the essential guide for UK contractors and subcontractors who need to understand the Construction Industry Scheme (CIS) - without the jargon or overwhelm.

Written by Grace Bartley BSc (Hons), ACCA, a Chartered Certified Accountant and founder of Taxpertise Ltd, this practical handbook breaks down every part of the CIS process in plain English. Whether you're just getting started or need help staying compliant, this book walks you step-by-step through your legal obligations and how to avoid costly mistakes.

Inside, you'll learn how to:

• Register as a contractor or subcontractor

• Verify workers and apply the correct deduction rates (20%, 30%, or gross status)

• File monthly CIS returns and avoid HMRC penalties

• Track deductions, claim expenses, and reclaim overpaid tax

• Apply for gross payment status and improve cash flow

• Use tools, templates, and trackers to simplify your admin

With clear explanations, real examples, and ready-to-use checklists, this guide will help you stay compliant, improve your cash flow, and focus on growing your construction business - not stressing over tax.

Perfect for:

• Builders, electricians, plumbers, and tradespeople

• Construction firms and developers

• Sole traders and limited companies working under CIS

• Bookkeepers and admin teams supporting CIS compliance