Last reviewed: September 4, 2026
A nanny background check should be a lawful, layered process: define the job, verify identity and experience, obtain authorized references, understand Form I-9 duties, decide which job-related records are relevant, and follow federal, state, and local rules when using a screening company. A commercial report is one input; it cannot guarantee future behavior or replace interviews and ongoing communication.
This is general education for household hiring, not legal advice or a recommendation of a screening vendor.
Understand the licensed-program difference
ChildCare.gov states that staff in licensed childcare programs must undergo specified state and federal background checks, including fingerprint-based and registry checks, under federal and state systems. Informal in-home caregivers are often not licensed or monitored in the same way. Do not assume a private nanny has passed the licensed-program process unless you can verify the applicable record and current status.
Likewise, a commercial database search is not automatically equivalent to the government checks required for licensed childcare staff.
Practical component: the six-layer screening map
| Layer | Question answered | Evidence/process | Important limit |
|---|---|---|---|
| Role definition | What access and duties does the job involve? | Written job description | Avoid irrelevant checks |
| Identity/work authorization | Has the employer completed required employment verification? | Current USCIS Form I-9 process | Employer must not demand a preferred document |
| Experience | Are claimed roles and duties supported? | Permission-based references | References can be incomplete |
| Commercial report | What records does the vendor legally report? | FCRA disclosure, written authorization, compliant process | Databases can contain errors or omissions |
| Direct official records | Are job-relevant licenses or driving records current where applicable? | Responsible state agency | Access and meaning vary by jurisdiction |
| Ongoing safeguards | Are duties, access, communication, and incident reporting clear? | Agreement, check-ins, backup plan | Screening does not replace management |
Apply the same core process to every finalist for the same role.
If you use a background-reporting company
The FTC explains that a report supplied by a company in the business of compiling background information for employment decisions is generally a “consumer report” under the Fair Credit Reporting Act. Before obtaining it, the employer generally must provide a clear and conspicuous written disclosure in a stand-alone format and obtain written permission.
If the report may lead to a decision not to hire, the FTC describes a pre-adverse-action process that includes giving the person a copy of the report and the required summary of rights, allowing time to review or dispute errors, and then providing an adverse-action notice if the decision is made. State and municipal law can add rules about criminal records, timing, relevance, and notices.
Do not hide the disclosure in a long application or combine it with releases that distract from its purpose. Use current FTC materials and qualified local advice.
Decide what is job-related
Start with the duties. A driving-record check is relevant when driving is required. A professional-license check is relevant only when a license is actually claimed or required. A credit report may be restricted and is rarely self-evidently relevant to ordinary childcare duties; get legal guidance before requesting it.
Avoid medical and genetic information. The FTC/EEOC guidance warns employers not to seek genetic information, including family medical history, except in rare circumstances, and explains limits on medical questions. Treat candidates consistently regardless of race, national origin, color, sex, religion, disability, genetic information, or age.
Form I-9 is a separate process
USCIS requires employers to verify identity and employment authorization for new employees using the current Form I-9, subject to exceptions and timing rules. The employee chooses which acceptable document or document combination to present; an employer should not demand a specific document or use the process selectively.
IRS Publication 926 directs household employers to complete and retain Form I-9 as applicable and not submit it to the IRS or USCIS unless requested by an authorized official. Always check the current form edition and I-9 Central instructions.
Verify references before buying more data
Ask authorized prior employers to confirm relationship, dates, schedule, duties, communication, reliability, and rehire response. Material inconsistencies can guide targeted follow-up. A candidate without formal nanny experience may still have relevant experience; apply a transparent evidence standard rather than treating one career path as mandatory.
Do not search a candidate’s relatives, health history, or private family circumstances. A reference check should stay tied to the role.
Evaluate a screening vendor
Ask the vendor:
- Does it operate as a consumer reporting agency for employment purposes?
- Which jurisdictions and identifiers does each search cover?
- How does it match records to the candidate?
- How current are sources, and how are aliases handled?
- What dispute process is available?
- Which FCRA notices and forms does it provide—and which duties remain the employer’s?
- How does it secure and dispose of sensitive data?
- Does it explain state or local restrictions without claiming to provide your legal advice?
Avoid “instant nationwide” marketing that does not identify underlying sources and limitations.
Interpret results carefully
Confirm that a record belongs to the candidate and is legally usable. Consider relevance, timing, disposition, accuracy, and local restrictions. An arrest, charge, conviction, dismissal, expungement, and registry match are not interchangeable. A vendor’s color-coded label is not the law.
If adverse action is being considered based on a consumer report, follow the required process before finalizing the decision. Give the candidate the opportunity provided by law to identify an error or mismatch.
Keep screening in perspective
Screening cannot observe daily judgment, communication, boundaries, or reliability. Use a written agreement, structured check-ins, clear authorized access, emergency contacts, reference verification, and a backup-care plan. Do not advertise a caregiver as “100% safe” based on any check.
Frequently asked questions
Is a Social Security number search enough?
No single search is a complete background check. Ask what the search actually verifies and which records, dates, and jurisdictions are included.
Do I need written permission?
When using a consumer reporting company for employment purposes, FCRA rules generally require a stand-alone disclosure and written authorization. Other checks and jurisdictions may have additional rules. Get current advice.
Can I use social media in screening?
Public information can still reveal protected or inaccurate information and create inconsistent treatment. Define a lawful, job-related process before reviewing it, and do not use deception to access private content.
Does a clear report guarantee safety?
No. Reports can be incomplete, outdated, or limited, and no record predicts every future action. Screening must sit inside a broader hiring and management process.
Official sources
- FTC and EEOC: Background checks—what employers need to know
- ChildCare.gov: Staff background checks for licensed programs
- USCIS: Form I-9
- IRS Publication 926: Household Employer’s Tax Guide
Continue planning with Morrow Mama
Related guides: nanny interview questions, reference check script, and household-employer basics.
The Morrow Mama Childcare & Return-to-Work Toolkit helps you track questions, references, official sources, and unresolved steps. It is not a screening company and does not certify caregivers.