scope:

APPLICABILITY

a. This NASA Policy Directive (NPD) is applicable to NASA Headquarters and NASA Centers, including Component Facilities and Technical and Service Support Centers.

b. This directive is applicable to other contracts, recipients of grants or cooperative agreements, or parties to other agreements only to the extent specified in contracts, grants, cooperative agreement or other agreements.

c. In this NPD, all mandatory actions (i.e., requirements) are denoted by statements containing the term "shall." The terms: "may" denotes discretionary privilege or permission, "can" denotes statements of possibility or capability, "should" denotes a good practice and is recommended but not required, "will" denotes expected outcome, and "are/is" denotes descriptive material.