Integration management is one of the ten project management knowledge areas defined by PMI.
PMI's ten knowledge areas: Integration management, Scope management, Schedule management, Cost management, Quality management, Resource management, Communications management, Risk management, Procurement management, Stakeholder management
Most project management processes can be delegated. For instance, the budget (cost) can be managed by an organization's accounting team. However according to PMI standards, integration management cannot be delegated.
PMI processes that are in the project integration management knowledge area are