DA Form 4651 at a glance
Who signs: The signature boxes are 3n for the Reservist, 5j for the Gaining Unit CDR and 6d for the Losing Unit Commander.
What to bring and attach to DA Form 4651
Box 7, Enclosures: check the box for each enclosure: a. Order, b. DD Form 4, c. DD Form 214, d. MPRJ and e. Other.
A filled-in DA Form 4651 example: a reservist asks for a voluntary assignment

How to fill out DA Form 4651, box by box
Tap a group of boxes to open it, and a picture to see it full size.
Date, To and From (boxes 1 and 2)
Name and current address, and the reservist's signature (box 3)

Box 3, Name and Current Address: enter the name and current address, then in 3a the DOD ID, in 3b the Home Telephone Number (Area Code) and in 3c the Office Telephone Number (Area Code).
Box 3d to 3h: enter the Grade, DOR, Branch, SSI/PMOS and PEBD.
Box 3i to 3m: enter the RYE, ETS, SEX, HEIGHT & WEIGHT and DOB (YYYYMMDD).
Box 3n, Typed Name, Grade and Signature of Reservist: type the name and grade and sign; in 3o enter the Date (YYYYMMDD).
Action (box 4)
Request assignment, attachment or transfer to, and the gaining unit (box 5)

Box 5, Request Assignment / Attachment / Transfer To: fill in the box and the UIC, then 5a Autovon Number, 5b Input Station Number and 5c Unit Payroll Number.
Box 5d to 5i: enter the POSN, PARA, LINE, Position Title, Duty MOS and Grade Authorized.
Box 5j, Typed Name, Grade, Title and Signature of Gaining Unit CDR: type the name, grade and title and sign; in 5k enter the Date (YYYYMMDD).
Unit relieved from assignment or attachment, and the losing unit commander (box 6)
More rules for DA Form 4651
Disclosure (Privacy Act Statement): Voluntary; however, failure to furnish personal identification information may negate or delay the transfer and/or attachment process.
Principal Purpose: To explain your military obligation, the methods of fulfilling that obligation, and participation requirements, and confirmation of obligation requirements.
Common questions about DA Form 4651
What is a DA form 4651?
This is the Request for Reserve Component Assignment or Attachment. For use of this form, see AR 140-10: the proponent agency is DCS, G-1.
How to fill out DA 4651?
Fill in the Date (YYYYMMDD) and then boxes 1 to 8: 1. TO:, 2. FROM:, 3. NAME AND CURRENT ADDRESS, 4. ACTION, 5. REQUEST ASSIGNMENT / ATTACHMENT / TRANSFER TO:, 6. UNIT RELIEVED FROM ASSIGNMENT / ATTACHMENT, 7. ENCLOSURES and 8. REMARKS.
When is this form not the right one?
DA FORM 4651, DEC 2022: previous editions are obsolete.
Sources
[1] DA FORM 4651, DEC 2022, Request for Reserve Component Assignment or Attachment, U.S. Army Publishing Directorate (the Official source link on this page).



