View our full Glossary of accounting & payroll terms Visit full glossary Glossary definition What is CIS? CIS is the Construction Industry Scheme. Contractors must register and are required to deduct money from subcontractors’ payments, which counts towards their tax and National Insurance. Sub-contractors don’t have to register but they are entitled to a lower rate of deductions if they do. Subscribe to the Sage Advice enewsletter Join over 500,000 UK readers and get a roundup of our best business advice in your inbox every month. Subscribe now See this term in action Construction Industry Scheme: What the CIS rule changes mean for you 26 April, 2021 Coronavirus financial support timeline: How you can apply and when the schemes end 9 April, 2021 New tax year: Key changes and initiatives for 2021/22 9 April, 2021 Subscribe to the Sage Advice enewsletter Join over 500,000 UK readers and get a roundup of our best business advice in your inbox every month. Subscribe now Related topics Construction Tax Search for another term Search for: Learn more about this definition and others Featured reading I started a beauty business to deal with corporate burnout VAT domestic reverse charge checklist for construction firms Payroll year end checklist: Here's what your business needs to do Popular termsWhat is a chatbot?What is a P14?What is manufacturing?What is a bridging tool or bridging software?