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Serving you better: Our website will be undergoing scheduled maintenance on Saturday 24 May 2025 between 08.00AM – 18:00PM BST, to improve our services and better support our member and learners.
During this time, order processing, account updates, new membership/renewals and system emails will be paused until maintenance is complete. Please allow up to 48 hours from the time of your purchase for your request or transaction to fulfil and for email confirmation to be received. We apologise for any inconvenience.

Authenticate a CII certificate

This page enables you to authenticate a CII digital certificate for membership, qualification, or chartered status. This is a free service which ensures any individual can have full confidence about the validity and authentication of a learner or members claims regarding CII group membership or qualification accreditation.  

Please follow the prompts below to authenticate a certificate.  
For more information see the FAQs.