Federal Enterprise Architecture (FEA) is the Enterprise Architecture of a Federal Government, which provide a common methodology for information technology (IT) acquisition, use, and disposal in the Federal government.

Structure of the U.S. "Federal Enterprise Architecture Framework" (FEAF) Components, presented in 2001.

Enterprise Architecture (EA) is a management practice for aligning resources to improve business performance and help agencies better execute their core missions. An EA describes the current and future state of the agency, and lays out a plan for transitioning from the current state to the desired future state. Federal Enterprise Architecture is a work in progress to achieve these goals.

The U.S. Federal Enterprise Architecture (FEA) is an initiative of the U.S. Office of Management and Budget that aims to comply with the Clinger-Cohen Act and provide a common methodology for information technology (IT) acquisition in the United States federal government. It is designed to ease sharing of information and resources across federal agencies, reduce costs, and improve citizen services.