Hiring a nanny or au pair is a major decision for families—and it creates real compliance headaches for your business. Miss one tax filing requirement and you're staring down IRS penalties, back wages, or both.
Why Nanny Payroll Compliance Matters for Your Business
Families who hire nannies or au pairs through your service are employers, whether they realize it or not. That means they're responsible for payroll taxes, workers' compensation, and unemployment insurance. Your role is to make compliance so seamless that they actually do it—which protects your reputation and keeps clients coming back.
Non-compliance puts both the family and your business at risk. The IRS cracks down on household employers regularly, and when they do, the penalties hit hard: back taxes, interest, and penalties that can exceed 25% of unpaid wages. For you as a nanny or au pair service provider, that risk translates into lost referrals, legal liability, and operational disruption.
The Core Tax Obligations You Need to Know
If you're placing nannies or au pairs, families using your service must handle these items:
- Federal income tax withholding — families must withhold and remit federal taxes based on the W-4 form the employee completes
- Social Security and Medicare (FICA) — employers and employees each pay 6.2% and 1.45%, respectively
- Federal Unemployment Tax Act (FUTA) — typically 0.6% on the first $7,000 of annual wages per employee
- State income tax and SUTA — varies significantly by location; California and New York require state unemployment insurance, while others have different thresholds
- Form W-2 reporting — due by January 31st each year for any nanny or au pair earning $2,300 or more in a calendar year (2024 threshold)
The $2,300 threshold is critical. Many families think casual or part-time nannies don't trigger tax obligations—they're wrong. Even a part-time evening nanny earning that threshold must be reported.
Practical Steps to Guide Your Clients
Educate families upfront. When a family hires through your service, send them a compliance checklist in the first week. Include a link to IRS Publication 926 (for household employers) and a state-specific guide. Families appreciate clarity over surprise bills later.
Recommend payroll processing services. Direct deposit services designed for household employers (like Care.com's payroll tool, SurePayroll, or GTM Household Payroll) cost $8–$15 per pay period but automate withholding, tax deposits, and W-2 filing. For families paying $18–$25/hour for a full-time nanny, that service fee is negligible insurance against costly mistakes.
Set expectations on wages. Most families ask "what should I pay?" Nanny wages vary by region, experience, and hours. In major metros (NYC, SF, LA), full-time live-out nannies range $25–$35/hour; au pairs earn $200–$250/week plus room and board plus a tuition stipend ($7,200–$9,000 annually). Document these ranges in your placement materials so families budget correctly for taxes before hiring.
Verify hiring documents early. I-9 verification, tax form W-4, and state tax forms should be completed before the first day of work. Don't let families skip this step "we'll do it later" — it rarely happens, and it creates liability for both parties.
Red Flags in Your Client Base
Watch for families who:
- Want to pay "cash only" (a compliance and liability nightmare)
- Refuse to complete tax forms because "nanny arrangements are informal"
- Hire at wages so low they don't meet state minimum wage standards
- Have multiple nannies but claim only one on taxes
These situations often lead to client disputes, regulatory scrutiny, and damage to your business's reputation. Don't facilitate them.
Staying Current on Compliance
Tax rules and wage thresholds shift annually. Subscribe to IRS updates for household employers (search "IRS household employer updates" quarterly), and join nanny industry associations like the International Nanny Association for compliance resources. If you're listing your service on Mercoly, include compliance support as a differentiator—families and nannies alike trust services that treat taxes seriously.
Frequently Asked Questions
Q: At what income level does a family have to pay household payroll taxes for a nanny? Federal law requires employers to withhold and remit taxes if a household employee earns $2,300 or more in a calendar year; some states have lower thresholds ($300–$1,000). Always check your state's rules, as they vary significantly.
Q: Can families pay a nanny partly under the table to save on taxes? No. It's illegal, exposes both the family and your business to IRS enforcement, and creates liability if the nanny is injured on the job without proper workers' compensation coverage.
Q: Do au pairs have different tax requirements than regular nannies? Au pairs have a unique structure: J-visa sponsorship agencies manage their taxation and benefits. Families don't directly remit payroll taxes; the au pair program agency handles it, but families must pay program fees ($13,000–$20,000 annually) in addition to weekly stipends.
Start guiding your clients toward compliance today—it's the foundation of a trustworthy, scalable nanny and au pair service.