If you carry out construction work in the UK as a contractor, the Sage 50 CIS v2 module for Sage 50 Accounts will help you process your CIS. It helps you keep up to date and compliant with the CIS legislation and cuts down the amount of time you spend managing your subcontractors' tax.
N.B. the Sage 50 CIS module is not standalone software, you must already have Sage 50 Accounts software to use the CIS module. CIS is feature you can activate when you subscribe to the module.