NASA Procedural Requirements

NPR 3319.1C Effective Date: September 02, 2021 Expiration Date: September 02, 2026

Subject: Management of Scientific and Professional (ST) and Senior-Level (SL) Positions (Updated with Change 1, on August 3, 2023)

Responsible Office: Office of the Chief Human Capital Officer

Appendix D. References

D.1 NASA ST or SL Evaluation Criteria.

D.2 NASA Supplemental Classification System AST Specialty Definitions, June 2013.

D.3 Notification of Personnel Action, Standard Form 50.

D.4 Office of Personnel Management (OPM) Research Grade Evaluation Guide, September 2006.

D.5 OPM Equipment Development Grade Evaluation Guide, June 1968.

D.6 OPM Delegated Examining Handbook.

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