Architecting and designing > Federal Enterprise Architecture Framework (FEAF) > FEAF 2 > Using the reference models > Infrastructure Reference Model (IRM)
  
Infrastructure Reference Model (IRM)
The IRM provides a list of business services used by the US Federal Government. You can align your asset portfolio against the IRM.
The main asset classes of the IRM are:
•FEAF2 IRM Domain (highest level)
•FEAF2 IRM Area
•FEAF2 IRM Category (lowest level)
This graphic is described in the surrounding text.
Next steps
Visualizing the IRM
Aligning assets to the IRM
Collaborative Planning Method (CPM) reporting
See also
Application Reference Model (ARM)
Business Reference Model (BRM)
Data Reference Model (DRM)
Performance Reference Model (PRM)
Security Reference Model (SRM)
Using the reference models