BABOK v3 Explains Managing Requirements and Designs Across the Project Life Cycle

Requirements and designs Life Cycle Management is a key business analysis knowledge area covering the period from an initiative's start through implementation and beyond. As business needs, priorities, and constraints shift, analysts must keep requirements and designs accurate, relevant, traceable, and aligned with objectives. The guidance covers tracing, maintaining, prioritising, assessing changes to, and approving requirements and designs. Traceability links requirements to goals, designs, and solution components, helping teams judge the impact of changes. Effective management keeps stakeholders engaged and helps organisations deliver solutions that provide business value.