The BS15000 IT Service Management Kit is a valuable aid in the professional ITIL compliant management of IT service. It includes three useful documents:

THE MANAGEMENT GUIDE TO IT SERVICE MANAGEMENT
This is a reference document for those who are responsible for running, procuring or maintaining IT service management within an organization. It was actually jointly produced by itSMF, CCTA and DISC.

IT SERVICE MANAGEMENT SELF ASSESSMENT WORKBOOK
This workbook is useful for any organization providing IT Service Management. It is designed to check the compliance of a managed service against the recommendations of the above 'Code of Practice for IT Service Management' (above). The essential provisions of the Code are distilled into a simple to use set of questions with space for answers, etc. This will build up to show your current level of compliance with the Code.

BS15000 - THE SPECIFICATION FOR IT SERVICE MANAGEMENT
Specifies service management processes, and forms a basis for the assessment of a managed IT service. For example, it may be used by: organizations that require a consistent approach by all service providers in a supply chain; organizations seeking tenders for outsourced services; existing providers to benchmark their own IT service management; as the basis for formal certification; and so on. It comprises two parts: BS15000-1 and BS15000-2.

The relationship of these entities with each other and with ITIL are illustrated below: