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May 22, 2026

Invitational Travel Procedures Guide

 

This guide discusses how to create Invitational Travel Authorizations (ITAs) in DTS and create a DTS voucher from an ITA. Invitational Travel is used when the DoD authorizes official travel for eligible persons who are not federal employees.

May 21, 2026

DTS Guide 1: Getting Started

This guide provides basic information on how to use DTS, which includes establishing a profile, logging into the system, navigating the screens, and troubleshooting for issues.

May 20, 2026

DTS Guide 4: Local Vouchers

This guide explains how to create a DTS local voucher, to claim reimbursement for expenses incurred, and payment of travel allowances related to official travel in the local area.

May 20, 2026

DTS Guide 3: Vouchers

This guide explains how to create a DTS voucher after Temporary Duty or TDY travel, with a focus on making itinerary changes and updating cost estimates from the authorization to reflect actual events and costs on the voucher.

May 20, 2026

DTS Guide 5: Group Authorizations

 

This guide explains how to create, amend, and cancel a DTS group authorization. It focuses on and highlights how a group authorization differs from an authorization.

March 31, 2026

TAC Live Chat User Guide

Describes how to use the Travel Assistance Center's Live Chat option for support.

Dec. 22, 2025

DTS Reservation Process Guide

This guide provides insight into how DTS and the Travel Management Company (TMC) interact to book a traveler's reservations for Temporary Duty or TDY travel. It emphasizes the overall travel process, providing best practices, and offering solutions to common problems that could prevent your travel program from running at peak efficiency.

Dec. 22, 2025

Defense Travel System (DTS) Best Practices Guide

This guide provides organizations direction on developing local business rules and processes for using the Defense Travel System.

Dec. 11, 2025

DTS Guide 2: Authorizations

This guide explains how to create a DTS authorization for Temporary Duty or TDY travel, which covers creating an itinerary, selecting reservations, and entering reimbursable expenses and travel allowances.

Sept. 28, 2025

TAC & TraX: Helpful Resources Guide

 

This guide helps with travel-related issues by explaining two important resources - the Travel Assistance Center (TAC), which is a DoD-wide travel help desk, and TraX, which is available through the Passport web portal that serves as a DoD centralized source of travel information.

Aug. 27, 2025

DTS Guide to Processing Authorizations for the New Fiscal Year

This guide provides an overview of the process for preparing DTS travel authorizations in the current fiscal year for travel that starts in a new fiscal year, or for trips that begin in the current fiscal year and continue into a new fiscal year.

May 1, 2022

DoD Travel: Citi's Learning Center Manual

 

Citi provides access to a virtual classroom and full suite of training resources through our CitiManager Learning Center available via the CitiManager Site Home screen at https://home.cards.citidirect.com/CommercialCard/login.This Quick Reference Guide describes how to access the Learning Center, view available training resources, launch a course, complete a course, obtain a Certificate of Completion.