| Directive ID | Subject | Expiration Date |
|---|---|---|
| NPR 8000.4C | Agency Risk Management Procedural Requirements | April 19, 2027 |
| NPD 8010.3B | Notification of Intent to Decommission or Terminate Operating Space Systems and Terminate Missions (Revalidated w/Change 3) | July 2, 2029 |
| NPD 8074.1 | Management and Utilization of NASA's Space Communication and Navigation Infrastructure - Revalidated 7/01/21 | August 11, 2026 |
| NPR 8079.1 | NASA Spacecraft Conjunction Analysis and Collision Avoidance for Space Environment Protection | June 27, 2028 |
| NPD 8500.1C | NASA Environmental Management (Revalidated w/Change 2, on October 29, 2018) | June 2, 2026 |
| NPR 8510.1A | NASA Cultural Resources Management | March 15, 2027 |
| NPR 8553.1C | NASA Environmental Management System | December 30, 2026 |
| NPR 8570.1B | NASA Energy and Water Management Program | August 28, 2026 |
| NPR 8580.1A | Implementing the National Environmental Policy Act and Executive Order 12114 (Revalidated with Change 2 on April 1, 2025) | February 1, 2031 |
| NPR 8590.1A | Environmental Compliance and Restoration Program (Revalidated on April 5, 2016 with Change 1) | June 30, 2026 |
| NPR 8600.1 | NASA Capability Portfolio Management Requirements | September 30, 2026 |
| NPD 8600.1A | Capability Portfolio Management | November 5, 2029 |
| NPD 8610.12H | Orbital Space Transportation Services (Revalidated with Change 2) | February 12, 2029 |
| NPD 8610.23C | Launch Vehicle Technical Oversight Policy (Revalidated 6/09/23) | August 18, 2028 |
| NPD 8610.24C | Launch Services Program Pre-Launch Readiness Reviews (Revalidated April 2, 2025 w/Change 3) | May 12, 2030 |
| NPD 8610.6H | Graphic Markings on Space Vehicles, Equipment, and Hardware | September 20, 2026 |
| NPD 8610.7D | Launch Services Risk Mitigation Policy for NASA-Owned and/or NASA-Sponsored Payloads/Missions - Revalidated w/Change 3 | May 15, 2028 |
| NPR 8621.1D | NASA Procedural Requirements for Mishap and Close Call Reporting, Investigating, and Recordkeeping (updated w/Change 4) | December 30, 2026 |
| NPD 8700.1F | NASA Policy for Safety and Mission Success | July 28, 2027 |
| NPR 8705.2C | Human-Rating Requirements for Space Systems (Updated w/Change 2) | December 16, 2026 |
| NPR 8705.4B | Risk Classification for NASA Payloads | November 1, 2029 |
| NPR 8705.6D | Safety and Mission Assurance (SMA) Audits, Reviews, and Assessments | December 31, 2026 |
| NPD 8710.1E | Emergency Management Program (Updated with Change 1) | February 1, 2029 |
| NPR 8715.1B | NASA Safety and Health Programs | February 1, 2027 |
| NPR 8715.24 | Planetary Protection Provisions for Robotic Extraterrestrial Missions | September 24, 2026 |
| NPR 8715.26 | Nuclear Flight Safety | February 3, 2027 |
| NPR 8715.2B | NASA Emergency Management Program Procedural Requirements (Revalidated with Change 1) | January 29, 2030 |
| NPR 8715.3E | Requesting Relief from Agency Mission Assurance Requirements | June 10, 2029 |
| NPR 8715.5B | Range Flight Safety Program | August 23, 2026 |
| NPR 8715.6E | Orbital Debris Mitigation | April 18, 2029 |
| NPR 8715.7B | Payload Safety Program | April 27, 2030 |
| NPR 8735.1D | Exchange of Problem Data Using NASA Advisories and the Government-Industry Data Exchange Program (GIDEP) | October 14, 2026 |
| NPR 8735.2C | Hardware Quality Assurance Program Requirements for Programs and Projects (Updated w/Change 2) | March 12, 2026 |
| NPD 8740.1 | Notification and Communications Regarding Potential Near-Earth Object Threats (Revalidated with Change 1) | January 27, 2027 |
| NPD 8800.14F | Policy for Real Estate Management (Updated with Change 1) | August 15, 2029 |
| NPR 8800.15F | Real Estate Management Program (Updated with Change 2) | October 8, 2029 |
| NPR 8810.1A | Center Master Planning | December 31, 2026 |
| NPD 8810.2A | Master Planning for Real Property (Revalidated w/Change 1 on February 20, 2015) | December 31, 2026 |
| NPD 8820.2E | Design and Construction of Facilities | July 15, 2030 |
| NPR 8820.2I | Facility Project Requirements (FPR) (Updated with Administrative edits w/Change 1) | September 4, 2029 |
| NPD 8831.1E | Maintenance and Operations of Institutional and Program Facilities and Related Equipment (Revalidated June 17, 2013 w/Change 1) | December 31, 2026 |
| NPR 8831.2F | Facilities Maintenance and Operations Management (Updated w/Change 1 on September 2, 2016) | June 30, 2027 |
| NPD 8900.15 | To Research, Evaluate, Assess, and Treat (TREAT) Astronauts Policy | May 13, 2026 |
| NPR 8900.1B | NASA Health and Medical Requirements for Human Space Exploration | March 8, 2026 |
| NPD 8900.1G | MEDICAL OPERATIONS RESPONSIBILITIES IN SUPPORT OF HUMAN SPACE FLIGHT PROGRAMS (Revalidated with change 2 dated 8/25/17) | March 31, 2026 |
| NPD 8900.3H | Astronaut Medical and Dental Observation Study and Care Program, Revalidated with Change 3 | December 16, 2028 |
| NPD 8900.4D | NASA Use of Global Positioning System Precise Positioning Service (Revalidated 2/08/22) | April 27, 2027 |
| NPD 8900.5B | NASA Health and Medical Policy for Human Space Exploration (Revalidated 3/28/17) | March 31, 2026 |
| NPD 8910.1D | Care and Use of Animals | February 9, 2027 |
| NPR 8910.1D | Care and Use of Animals | February 9, 2027 |