The national BRM defines the government services and functions from the stakeholders’ points of view.

Public agencies provide a plethora of services to the citizens. To have an effective national enterprise architecture plan, the government ought to identify and manage them. Establishing the SRM facilitates service classification for the government.

As shown in the picture below, the national BRM contains three parts:

• Public service patterns
• Services to citizens classification model
• Internal services classification model

Services to citizens classification concentrates on services offered to citizens. Service clusters classify public service into fourteen categories. Service domain categorizes the services according to their themes, stakeholders, and environment. Services that are grouped according to their stakeholders form a service group.

The structure of internal services classification model is shown below. In this classification model, each business area is a part of the enterprise value chain.