What Is AF Form 938?
AF Form 938 is the Request and Authorization for Active Duty Training / Active Duty Tour form used by the United States Air Force. It authorizes Reserve and Guard members to perform active duty for a specific purpose, period, and location. Commanders use it to initiate and approve short-term active duty assignments that fall outside a member's normal drill schedule.
Who Needs to Use AF Form 938?
Air Force Reserve and Air National Guard members complete AF Form 938 when ordered to active duty for training or a non-deployment active duty tour. The requesting member, their unit representative, and the authorizing official all sign the form before orders are issued.
How to Complete AF Form 938
Follow these steps to fill out the form correctly:
- Member Information: Enter your full name, grade, Social Security Number, organization, and permanent mailing address.
- Duty Details: Specify the type of active duty (ADT or active duty tour), the reporting date, release date, and the duty station address.
- Purpose and Justification: Describe the purpose of the active duty tour and the position or function to be performed.
- Travel Information: Indicate whether government transportation is available, the mode of travel, and estimated travel costs. Note any per diem entitlements that apply.
- Signatures: The requesting official signs first, then the authorizing official. Unsigned forms will not be processed.
After the tour ends, file a DD Form 1351-2 travel voucher and submit your statement of tour of duty within five working days.
Frequently Asked Questions
Where can I find AF Form 938?
You can download and fill out AF Form 938 directly on this page. The form is also available through Air Force Reserve Command and Air Force Personnel Center portals.
What is the difference between ADT and an active duty tour on AF Form 938?
Active Duty for Training (ADT) is scheduled training tied to a member's reserve commitment. An active duty tour is a temporary assignment that fulfills a specific operational or support requirement outside regular drill periods.
Do I need to file a travel voucher after completing AF Form 938 orders?
Yes. Members ordered to active duty through AF Form 938 must file a travel voucher and submit a statement of tour of duty within five working days of the tour's end date. Use DD Form 1351-2 for this purpose.
What other Air Force forms should I know about?
Related Air Force forms include Air Force Form 24 for promotion and personnel action requests, Air Force Form 77 for military records, and the Per Diem Request Form for expense authorization.