Do You Need a Social Security Number to Become a CNA in Washington?

You can train, test, and apply for Washington's Nursing Assistant-Certified (NA-C or NAC) credential without a Social Security number if one has never been issued to you. The Washington State Department of Health (DOH) application asks for an SSN because federal law requires state licensing agencies to collect it for child-support enforcement, but DOH provides a way for applicants who have never received one to declare that instead of leaving the field empty. The place an SSN becomes practically unavoidable is employment: US payroll and tax reporting run on it, so most facilities will expect you to have one or to be in the process of obtaining it by your first paycheck.

The short answer by stage

The rest of this article explains each row, then covers the two mistakes that turn a solvable paperwork issue into a credentialing problem.

Why DOH asks in the first place

Every state health licensing agency in the United States collects Social Security numbers from applicants because federal child-support enforcement law requires it. The number is used to match credential holders against child-support records and, if a holder is seriously delinquent, to suspend the credential. It is not an immigration check. DOH does not use the SSN field to decide whether you are eligible for a health credential.

Because the requirement is about matching records, agencies had to answer an obvious question: what about applicants who have never been issued a number? Washington DOH's answer is a signed declaration that you have not been issued an SSN. The declaration is a statement of fact under penalty of perjury. If you later obtain a number, you update your DOH record.

What counts and what does not

• A Social Security number issued to you, whether unrestricted or marked "valid for work only with DHS authorization," is your SSN. Use it.
• An Individual Taxpayer Identification Number (ITIN) is issued by the IRS for tax filing and is not a Social Security number. Do not enter an ITIN in the SSN field. DOH's declaration route is for people with no SSN; an ITIN does not change that.
• A number that belongs to someone else, or a number you made up, is fraud on a state credential application. Applications are checked, and a mismatch between the number and your identity is treated as a false statement, which is grounds for denial and later discipline. This single mistake is the one that ends nursing assistant careers before they start.

If a form anywhere in the process asks for an SSN and you have none, the right move is always the same: leave it blank and use the vendor's or agency's stated no-SSN procedure, or ask. Never fill the box with a substitute.

Enrollment and clinical placement without an SSN

Approved Washington programs do not require a Social Security number to enroll. At Huduma CNA Programs in Federal Way, the CNA Traditional course (4 weeks, 108 hours, $1,100 tuition plus about $105 for books and supplies) requires a high school diploma or GED, a government photo ID, and a background check before clinical placement.

The background check is where an SSN is helpful but not required. Washington's standard check for nursing assistant applicants is name-based, using your legal name and date of birth. Applicants who have lived in Washington only briefly may be asked for a fingerprint-based check, which also does not depend on an SSN. Some clinical facilities run their own additional checks; the school will tell you if a specific site's process differs. See Washington CNA background check for what is reviewed and how long it takes.

Exam registration without an SSN

The two-part exam does not verify Social Security numbers. Part 1, the skills test, is administered by the training program (or scheduled through WABON's online system for candidates without a program) and costs $100 paid to the test site. Part 2, the Credentia knowledge test, costs $55 and is registered only after the skills pass is recorded. Both parts verify identity by government photo ID that matches the exact name on your registration.

The practical rule: register with the same name and date of birth on every form, from enrollment through Credentia. An identity mismatch, not a missing SSN, is what gets candidates turned away at check-in. The guide to registering for the Washington CNA exam walks through both registrations.

The DOH application step by step

1. Complete the NA-C application in the DOH online portal after your program reports training completion and your exam results are transmitted.
2. In the identification section, enter your SSN if you have one. If you have never been issued one, complete DOH's no-SSN declaration as directed in the application instructions.
3. Answer the personal history questions truthfully. These cover convictions and discipline, not immigration status.
4. Pay the application fee per the current DOH fee schedule.
5. Wait for the background check and credential issuance, then confirm your entry on Provider Credential Search.

An application with the declaration is processed like any other. The credential renews annually on your birthday, and the same identification principle applies at renewal.

Employment: where the SSN matters

US employers report wages and withhold taxes using employee Social Security numbers. Form I-9, the work-authorization form every employer completes, does not itself require an SSN unless the employer participates in E-Verify, but payroll does. In practice:

• If you are authorized to work and have applied for an SSN, many employers will hire you and start payroll once the number arrives; ask HR about their policy before your start date.
• If you are not authorized to work, no employer may lawfully put you on payroll, regardless of your credential.
• Adult family homes and small agencies, which employ thousands of Washington nursing assistants, follow the same tax rules as hospitals.

A NA-C credential is evidence of competence recognized statewide. It is not, and cannot substitute for, work authorization. Our article on becoming a CNA in Washington as an immigrant covers the employment stage in more detail.

Two mistakes to avoid

Mistake 1: Entering an ITIN or a borrowed number to "get through" the form. This converts a routine declaration into a false statement on a state application. Even when the application is approved, a later audit or a payroll mismatch can reopen it, and discipline for dishonesty on an application follows the holder into any future health credential, including LPN or RN licensure. The Washington CNA disciplinary actions article explains how application fraud is treated.

Mistake 2: Waiting to enroll until the SSN arrives. Nothing in training, testing, or the DOH application depends on having the number in hand. Applicants who delay enrollment lose weeks, while applicants who train first are certified and ready to start work the day payroll can be set up. Check the class schedules for the next available day or weekend cohort.

Frequently asked questions

Can I get a Washington CNA credential with no Social Security number? Yes, if you have never been issued one. DOH provides a declaration for that situation on the application. Training and the exam do not require an SSN at all.

Can I use my ITIN instead of an SSN on the DOH application? No. An ITIN is a tax number, not a Social Security number. Use DOH's declaration route and leave the SSN field blank.

Does DOH report applicants without an SSN to immigration authorities? The SSN requirement exists for child-support enforcement. The application does not ask about immigration status.

What if I get an SSN after my credential is issued? Update your DOH record with the new number so future renewals and any child-support match run correctly.

Will an employer hire me before my SSN arrives? Some will if you have valid work authorization and can show the SSN application receipt; policies vary by employer. Ask HR directly.

Does having a Social Security number mean I am authorized to work? No. Some SSNs are issued with restrictions. Work authorization is verified separately on Form I-9.

Read the full Washington State CNA requirements for 2026 for every eligibility rule in one place, then compare the CNA Traditional program options in Federal Way.