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NPR 9710.1
Effective Date: June 20, 2018
Expiration Date: June 20, 2023

Subject: General Travel Requirements (Updated with Change 2 June 28, 2021)

Responsible Office: Office of the Chief Financial Officer

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Table of Contents

Change History


P.1 Purpose
P.2 Applicability
P.3 Authority
P.4 Applicable Documents and Forms
P.5 Measurement/Verification
P.6 Cancellation

Chapter 1. Overview

1.1 Overview
1.2 Agency Requirements
1.3 Roles and Responsibilities

Chapter 2. Official and Local Travel; Travel Authorization and Approval

2.1 Local Travel
2.2 Official Travel; Arranging for Travel Services
2.3 Authorization Requirements
2.4 Amendments to Travel Authorization
2.5 Cancellation of Authorizations
2.6 Approval of Authorizations
2.7 Post-Travel Authorizations

Chapter 3. Arranging and Paying for Travel Expenses

3.1 Allowable Methods of Payment
3.2 Cash and ATM Advances
3.3 Accounting for Travel Advances
3.4 Sponsored Travel/Allowable Non-NASA Methods of Payment

Chapter 4. Travel Claims and Reimbursement

4.1 Travel Expense Vouchers
4.2 Voucher Documentation Requirements

Chapter 5. Allowable Transportation Expenses

5.1 Methods of Transportation
5.2 Transportation Expenses for Indirect Routes
5.3 Official Travel in Conjunction with Leave
5.4 Common Carrier Transportation
5.5 Other-Than-Coach Class Airline, Train, and Ship Accommodations
5.6 Privately Owned Vehicle (POV)
5.7 Constructive Cost (Cost Comparison)
5.8 Special Conveyances
5.9 Taxicabs, Shuttle Services, or Other Courtesy Transportation
5.10 Rental Car

Chapter 6. Allowable Subsistence and Miscellaneous Expenses

6.1 Lodging, Meal and Incidental Expenses (M&IE) Overview
6.2 Lodging Allowances
6.3 Miscellaneous and Incidental Expenses

Chapter 7. Foreign Travel

7.1 Foreign Travel Overview
7.2 Authorization and Approval of Foreign Travel
7.3 Foreign Training
7.4 Passport and Documentation Requirements
7.5 Returning from Foreign Travel

Chapter 8. Travel Under Special Circumstances

8.1 Travel Expenses Based on Disabilities or Special Needs
8.2 Upgrade Approvals based on Mission Criteria
8.3 Emergency Travel
8.4 Remote Work

Chapter 9. Travel Upgrades, Promotional Materials, and Frequent Traveler Programs

9.1 Allowances for Use of Travel Upgrades
9.2 Allowances for Use of Promotional Materials and Frequent Traveler Programs

Chapter 10. Travel Provisions for Non-Employees and Invitational Travelers

10.1 Invitational Travel for Non-Employees
10.2 Pre-Employment Interview Travel
10.3 Cost Sharing for Formal Training
10.4 Witnesses and Jurors

Appendix A. Acronyms


This document does not bind the public, except as authorized by law or as incorporated into a contract. This document is uncontrolled when printed. Check the NASA Online Directives Information System (NODIS) Library to verify that this is the correct version before use: https://nodis3.gsfc.nasa.gov.