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Service Level Management


Best Practice according to ITIL® and ISO 20000


Service Level Management agrees upon all relevant Service Level Arrangements:

  • Service Level Agreements (SLAs) with the IT Service Consumers

  • Operational Level Agreements (OLAs) with the internal suppliers of Service Contributions (provision of IT Infrastructure Services)

  • Underpinning Contracts (supplier contracts) with external suppliers of IT Services and Service Contributions,

reports about and ensures that all Service Level Arrangements

  • support the requirements of the IT Service Consumers effectively and efficiently

  • are obeyed.


Service Level Management is part of Service Design


Processes of ITSM Service Level Management in detail


Process in the ITSM Process Library   Expected process result
Organization of Service Level Management   Creation and maintenance of organizational rules for the Service Level Management
Service Level Requirement   Definition of requirements to the IT Service from business perspective
Service Level Agreement   Definition of the necessary contracts (Operational Level Agreements, Underpinning Contracts, Service Level Agreement) for the IT Service
Service Approval   Signature of all contracts for the release of the IT Service to operation
Service Level Review and Reporting   Monitoring and reporting of the actual Service Level results and comparison with the respective goals

Main information flows and interfaces of ITSM Service Level Management

Main information flows and interfaces of ITSM Service Level Management according to ITIL® and ISO 20000

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(Documents within information flows only visible in our ITSM Process Collections)


Responsible roles of Service Level Management

Service Level Manager


Performance indicators of Service Level Management

KPIs of Service Level Management

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Last update 2022-10-04