Australian Government Architecture Reference Models Version 3.0

Figure 4-2: Linking the PRM to the AGA Reference Models and Agency Architecture
4.1.3.1 Business Reference Model
The Business Reference Model (BRM) provides a framework that facilitates a whole-of-government functional
view of the Australian Government’s lines of business (LoBs), independent of the agencies performing them,
providing a clear view of what government does.
The BRM is structured into a tiered hierarchy representing the business functions of the Australian Government.
Business areas are at the highest level, broken down into lines of business that comprise a collection of
business capabilities at the lowest level of functionality in the BRM.
At the agency level, those business capabilities are represented by business services that are enacted through
the business processes created by the agency. Business processes are, in turn, delivered and supported by
service components that are described in the Service Reference Model.
The BRM outlines the government business required to enable the realisation of government outcomes and
business objectives, and links the operation and structure of business to the business processes supported by
service components that are described in the Service Reference Model.
Figure 4-3: Combining the BRM and the PRM
The PRM outcomes measurement domain is intended to support the evaluation (success or failure) of the
products and services the government delivers to citizens (program outcomes), and the evaluation of internal
government agency operation (business outcomes). While the BRM is not the direct source of outcome sub-
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