scope:

Purpose

This NASA Procedural Requirements (NPR) document provides general principles, standards, policies, and procedures to ensure compliance with statutory and regulatory requirements for the pay, leave, and allowances of National Aeronautics and Space Administration (NASA) employees. Subjects cover and supplement existing regulations by complementing Office of Management and Budget (OMB), Office of Personnel Management (OPM), Government Accountability Office (GAO), Treasury regulation, and other authorities as cited in the Authorities Section.

Applicability

a. This NPR is applicable to NASA Headquarters and NASA Centers, including Component Facilities and Technical and Service Support Centers.

b. In this directive, all mandatory actions (i.e., requirements) are denoted by statements containing the term "shall." The terms "may" denotes a discretionary previlege 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.

c. In this directive, all document citations are assumed to be the latest version, unless otherwise noted.