Business Process Modeling Notation
Diagram Key
Business Process Modeling Notation Key
Event
Start Event
Intermediate Event
End Event
Start of a process
An event that occurs between a start event and an
end event
Process end
Activity
Task
An activity within a process
Activity Looping
Repeated task
Collapsed SubProcess
A compound activity that is included within a
process
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Collapsed Repeated
Sub-Process
A compound repeated activity
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Collapsed NonSequential SubProcess
A compound activity with no predefined sequence
Compound NonSequential
Repeated SubProcess
A compound repeated activity with no predefined
sequence
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Information and Technology Services
Business Process Modeling Notation
Diagram Key
Gateway
Decision
The flow can take two or more paths based on
decision response
Sequence Flow
Sequence Flow
The order that activities are performed in a process
Message Flow
The flow of a message between two entities
End Message
Message resulting from sequence flow
Intermediate
Message
An event triggered by a message
Association
To associate information with flow objects
Message Flow
Association
Pool
Horizontal
Pool
Vertical Pool
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A container for a set of activities
A vertical container for a set of
activities
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Information and Technology Services
Business Process Modeling Notation
Diagram Key
Lane
Horizontal
Lane
A sub-partition within a pool
Vertical Lane
A vertical sub-partition within a pool
Data Object
Process information
Data Object
Group
Group
A grouping of activities within the
same category
Annotation
The height of the text box
and its associated line
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Annotation
Callouts or notes
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