How does ADP 4-0 define sustainment?

ADP 4-0 defines sustainment as the provision of logistics, personnel services, and financial management, capturing the comprehensive support required to ensure that military forces can continue operations effectively and efficiently. This definition emphasizes the critical role that sustainment plays in maintaining operational readiness and effectiveness in a variety of environments.

Logistics covers the transportation, supply, and distribution of necessary equipment and resources, while personnel services ensure that soldiers are supported in terms of health, morale, and administrative needs. Financial management ensures that the resources are allocated and managed appropriately to sustain operations over time.

By focusing on these components, ADP 4-0 highlights that sustainment is more than just a set of activities; it is a vital framework that supports every level of operations, reinforcing the notion that successful military missions depend heavily on a solid foundation of sustainment capabilities.