The military dependent ID card — technically the Uniformed Services Identification Card (USID) — is what unlocks nearly every dependent benefit: TRICARE, commissary and exchange access, on-base services, GI Bill transferred benefits, and DEA education benefits. Getting it, however, requires two separate systems (DEERS and RAPIDS), specific documents, and an appointment at a real ID office.
This guide walks through 2026 DEERS enrollment rules, how to book a RAPIDS appointment, what to bring, the difference between the USID and a CAC, and how to keep the card current through PCSes and status changes.
DEERS vs RAPIDS — what's the difference?
DEERS (Defense Enrollment Eligibility Reporting System) is the master benefits database. Every dependent must be enrolled in DEERS before they can get anything else. RAPIDS (Real-time Automated Personnel Identification System) is the workstation network at each ID card office that actually prints your card. You cannot get an ID card without both — DEERS enrollment first, then RAPIDS appointment.
Who qualifies as a dependent
- Spouse — legal spouse of an active-duty, Guard/Reserve, retired, or deceased service member.
- Unmarried children under 21 (or under 23 if enrolled full-time in an accredited college), or any age if incapable of self-support due to a disability that occurred before 21.
- Parents and parents-in-law — only if they qualify as "dependent" under DoDI 1000.13 (living with the service member and receiving over half their support).
- Former spouses under the 20/20/20 rule (see our divorce benefits page).
Step 1: Enroll in DEERS
Only the service member can add a dependent to DEERS. To enroll a new spouse or child, the service member (or a POA-holder) brings the following to any RAPIDS site:
- The service member's CAC or valid ID.
- Original or certified-copy marriage certificate (spouse) or birth certificate (child).
- Social Security card for the dependent.
- For adopted children: adoption decree.
- For step-children: birth certificate and marriage certificate.
Photocopies won't work — RAPIDS requires originals or certified copies with the state seal.
Step 2: Book a RAPIDS appointment
Go to idco.dmdc.osd.mil/idco, click the RAPIDS appointment scheduler, and pick your nearest ID office. Some installations require walk-ins, some require appointments — the scheduler tells you which. Bring the dependent (they must appear in person if they're 10 or older).
What to bring
- Two forms of photo ID for the dependent (one must be state or federal — driver's license and Social Security card, or passport, etc.).
- DD Form 1172-2 — the "Application for Identification Card / DEERS Enrollment." The service member usually pre-signs this online (or in person at the previous appointment).
- Marriage certificate or birth certificate (for renewal after a name change, bring the court order too).
- For children 21+ in college: proof of full-time enrollment (a registrar-signed letter or transcript).
USID vs CAC — a quick note
Dependents get the USID (blue for AD-eligible dependents, tan for retiree/reservist dependents, red for DAV/gray-area). A CAC (Common Access Card) is the smart-chip credential issued to service members, DoD civilians, and certain contractors — dependents do not get a CAC unless they're separately employed by DoD.
Expiration and renewal
Since 2020, DoD issues the "Next Generation USID" — an indefinite card for spouses of retirees, and 4-year cards for spouses of active-duty members. Children's cards typically expire at 21 (or 23 if in school). Book a RAPIDS renewal appointment 30–60 days before expiration; expired cards can't be renewed remotely.
What to update at PCS
The address in DEERS drives TRICARE region assignment, so a PCS requires:
- Update the service member's DEERS address online at
milconnect.dmdc.osd.mil. - Update TRICARE region enrollment (Beneficiary Web Enrollment).
- Update your health insurance for any deployment or drill changes.
- The card itself does NOT need to be reissued for a PCS — same card works everywhere.
FAQs
Can I get a card without my spouse present?
Yes, if your spouse pre-signs a DD 1172-2 and you bring the signed form to your RAPIDS appointment. Otherwise, they need to be present or hold a valid Special Power of Attorney.
What if my child's card expired while at college?
They can be re-issued at any RAPIDS site with a full-time enrollment letter — but between expiration and re-issue, TRICARE eligibility flags as "not enrolled." Fix it fast.
Does the USID work as a REAL-ID-compliant ID?
Yes — the Next Generation USID is REAL-ID compliant and accepted for TSA screening.
Related
See our Military Spouse hub for all spouse benefits, our TRICARE options explainer, and the PCS hub for everything else that moves.