The Coordinating Committee of Communist Parties in Britain is a bureau within the Communist Party of Britain which meets with overseas communist parties that have memberships in Britain.
These include:
The Committee meets regularly to exchange political assessments, to organise joint theoretical discussions and to plan events of international commemoration.
It also publishes Unity! which expresses the view of the Communist Party of Britain
References
Co-ordinating Committee of Communist Parties in Britain Wikipedia(Text) CC BY-SA