PURPOSE. a. This NPG establishes the responsibilities, procedures, and guidelines for the following:

(1) Within-Grade Increases and Quality Step Increases.

(2) The application of a highest previous rate and maximum payable rate.

(3) Grade and pay retention.

(4) Overtime.

(5) Superior qualifications appointments.

(6) Adjusting the pay of General Schedule (GS) supervisors.

(7) Recruitment and relocation bonuses.

(8) Retention allowances.

(9) Waiver of pay reductions for civilian retirees to meet exceptional employment needs.

(10) Moves to permanent duty stations.

(11) Student loan repayment program.

(12) Advances in pay.

(13) Erroneous payment of pay.

(14) Premium pay limitations.

b. This NPG provides Agency direction to be used in conjunction with the referenced statutory and regulatory requirements. Center Human Resources Offices should be consulted for further information and guidance.

APPLICABILITY. a. This NPG is applicable to NASA Headquarters and NASA Centers, including Component Facilities. The Office of Inspector General, which has personnel authority, may choose to be covered by this NPG. Unless otherwise indicated, use of the word Center(s) in the text of the NPG includes NASA Headquarters and any reference to Center Director(s) includes the Director of Headquarters Operations.