As stated in ISO/IEC/IEEE 15288:2023, [6.3.2.1] The purpose of the Project Assessment and Control process is to assess if the plans are aligned and feasible, determine the status of the project, technical and process performance, and direct execution to ensure that the performance is according to plans and schedules, within projected budgets, to satisfy technical objectives.
See detailed description in the INCOSE Handbook v.5, page 75