This chapter describes the initial phase of the ADM. It includes information about defining the scope, identifying the stakeholders, creating the Architecture Vision, and obtaining approvals.

The objectives of Phase A are to:

1) Develop a high-level aspirational vision of the capabilities and business value to be delivered as a result of the proposed Enterprise Architecture.

2) Obtain approval for a Statement of Architecture Work that defines a program of works to develop and deploy the architecture outlined in the Architecture Vision.