The Bureau of the Budget was moved to the Executive Office of the President in 1939 and was run by Harold D. Smith during the government's rapid expansion of spending during World War II.

[5] OMB prepares the president's budget proposal to Congress and supervises the administration of the executive branch agencies.

OMB ensures that agency reports, rules, testimony, and proposed legislation are consistent with the president's budget and administration policies.

In each of these areas, OMB's role is to help improve administrative management, develop better performance measures and coordinating mechanisms, and reduce unnecessary burdens on the public.

Approximately half of all OMB staff are assigned to these offices, the majority of whom are designated as program examiners.

These staff have dual responsibility for both management and budgetary issues, as well as for giving expert advice on all aspects relating to their programs.

They perform in-depth program evaluations with the Program Assessment Rating Tool, review proposed regulations and agency testimony, analyze pending legislation, and oversee the aspects of the president's management agenda including agency management scorecards.

It also issues Statements of Administration Policy that let Congress know the White House's official position on proposed legislation.

In practice, the president has assigned the OMB certain responsibilities when it comes to the budget and hiring authorities who play key roles in developing it.

OMB coordinates the development of the president's budget proposal by issuing circulars, memoranda, and guidance documents to the heads of executive agencies.

[9] OMB plays a key role in policy conflicts by making sure legislation and agencies' actions are consistent with the executive branch's.

A-119 Circular A-119[12] is for federal participation in the development and use of voluntary consensus standards and in conformity assessment activities.