1.6.6 Program WBS. The Program WBS encompasses an entire
program, including the Contract WBS and “other Government” elements (e.g.,
Program Office Operations, Manpower, GFE, Government Testing). It
defines at a high level what is to be procured and consists of at least three
program levels with associated definitions. The Program WBS is used by
the Government program manager and contractor to develop and extend a Contract
WBS. It contains uniform terminology, definitions, and placement in the
product-oriented family tree structure.