Setting up payroll for your nanny may sound complicated at first, but the reality is that payroll for your nanny can be straightforward when you understand the basic steps and set up the right systems from the beginning. Many families worry about taxes, paperwork, and compliance, yet with a little preparation, handling payroll correctly becomes part of a simple and professional household routine.

Hiring a nanny means becoming a household employer, which comes with certain legal and financial responsibilities. The good news is that once payroll for your nanny is set up properly, the ongoing process is usually predictable and manageable. Let’s discuss the key steps so you can focus less on paperwork and more on building a great working relationship with your caregiver.

1) Step 1: Understand That a Nanny Is a Household Employee

The first step in setting up payroll for your nanny is understanding your nanny’s employment classification. In the United States, nannies are considered household employees, not independent contractors.

This distinction is important because it determines how taxes are handled. Household employees must receive a W-2 at the end of the year, and employers are responsible for withholding and paying certain payroll taxes.

According to the IRS, if you pay your nanny more than the annual household employee threshold in cash wages during the year (which changes annually), you are required to handle Social Security and Medicare taxes.

Treating your nanny as an employee and establishing proper payroll protects both you and your caregiver. It ensures accurate tax reporting, provides income documentation for your nanny, and keeps your household compliant with federal and state regulations.

2) Step 2: Obtain an Employer Identification Number

Before you can officially run payroll for your nanny, you will need an Employer Identification Number, or EIN.

An EIN is issued by the IRS and functions like a Social Security number for your household as an employer. It allows you to file tax forms and report wages properly.

Applying for an EIN is straightforward and free. Families can apply directly through the IRS website, and the number is typically issued immediately after completing the online application.

Once you receive your EIN, you will use it whenever filing employment tax forms or issuing your nanny’s W-2.

3) Step 3: Verify Work Eligibility and Complete Employment Forms

Another key step in setting up payroll for your nanny is completing the necessary employment documentation.

Every household employer must complete Form I-9, which verifies that the employee is legally authorized to work in the United States. Both you and your nanny fill out this form, and it must be kept in your records.

You may also ask your nanny to complete a W-4 form, which determines how much federal income tax should be withheld from their paycheck.

Some states require additional forms for state tax withholding or unemployment insurance registration. Requirements vary by state, so checking your state labor department website is a good place to start.

These forms create the foundation for proper payroll management.

4) Step 4: Register for State Payroll Requirements

In addition to federal requirements, many states require families to register as household employers for state unemployment insurance.

When setting up payroll for your nanny, you may need to register with your state’s labor or tax agency. This allows you to report wages and pay unemployment insurance contributions.

Some states also require income tax withholding, while others do not. The rules depend on where you live.

Registering with the appropriate agencies early ensures that your payroll process runs smoothly and that you meet all state obligations.

5) Step 5: Decide How You Will Manage Payroll

Once the legal groundwork is complete, you will need to decide how to manage payroll for your nanny on an ongoing basis.

Families typically choose one of three options:

a) Handle payroll manually

Some families track hours, calculate wages, and file taxes themselves. While this approach can save money, it requires careful record-keeping and familiarity with tax deadlines.

b) Use household payroll software

Many families use specialized payroll software designed specifically for household employers. These services help calculate taxes, generate pay stubs, and prepare required forms.

c) Hire a household payroll service

A full-service payroll provider handles nearly everything for you, from tax calculations to filings and year-end forms. This option is often the most convenient for busy families who want the peace of mind that comes from knowing everything is being handled correctly. 

Choosing the right system depends on your comfort level with tax filings and how much time you want to dedicate to administrative tasks.

6) Step 6: Set Up a Consistent Pay Schedule

Consistency is one of the most important aspects of professional payroll for your nanny. A clear pay schedule ensures your nanny knows exactly when to expect payment and helps you stay organized with payroll records.

Most families pay their nanny:

• Weekly
• Biweekly

During each pay period, you should calculate:

• Total hours worked
• Gross wages
• Any overtime hours
• Taxes withheld
• Net pay

Providing a detailed pay stub is considered best practice, as it helps your nanny track income and tax deductions.

7) Step 7: Handle Payroll Taxes Correctly

Payroll taxes are often the part of payroll that families worry about most, but understanding the basics can make the process much easier.

Household employers are generally responsible for:

• Social Security tax
• Medicare tax
• Federal unemployment tax
• State unemployment tax, depending on location

Social Security and Medicare taxes are typically shared between the employer and the employee. The employer withholds the employee portion from each paycheck and contributes the matching employer portion.

These taxes are reported annually using Schedule H when you file your personal tax return.

Keeping accurate payroll records throughout the year makes this process far simpler.

8) Step 8: Provide Year-End Tax Forms

At the end of the year, household employers must provide their nanny with a W-2 form.

The W-2 reports total wages and taxes withheld during the year. This document allows your nanny to file their personal tax return.

Employers must also submit copies of the W-2 and a summary form called the W-3 to the Social Security Administration.

The deadline for issuing a W-2 to your nanny is January 31 of the following year.

Providing these forms on time ensures your payroll process remains compliant and professional.

9) Step 9: Keep Organized Payroll Records

Good record-keeping is essential for smooth payroll management.

Maintain records of:

• Hours worked
• Pay stubs
• Tax withholdings
• Copies of employment forms
• Year-end tax documents

Many families store these documents digitally through payroll software or secure cloud storage. Organized records help simplify tax filings and provide documentation if questions arise later.

10) Common Mistakes to Avoid

When setting up payroll for your nanny, families sometimes make a few common mistakes.

One of the most frequent errors is classifying a nanny as an independent contractor and issuing a 1099 instead of a W-2. Because nannies work under the direction of the household, they are considered employees under federal guidelines.

Another mistake is paying wages in cash without reporting income. While this may seem simpler in the short term, it can lead to tax penalties and create financial complications for your nanny.

Taking the time to set up payroll properly from the beginning protects both the family and the caregiver.

11) Why Professional Payroll Matters

Beyond legal compliance, proper payroll reflects professionalism and respect in the employer-employee relationship.

Running accurate payroll for your nanny provides important benefits such as:

• Documented income for your nanny
• Eligibility for Social Security benefits
• Access to loans or housing applications that require proof of income
• Greater transparency and trust in the working relationship

For families, compliant payroll reduces the risk of tax penalties and ensures peace of mind. For nannies, it’s the groundwork for their livelihood.  

Setting up payroll for a nanny does not have to be complicated or stressful. By understanding your responsibilities as a household employer and putting the right systems in place, you can create a simple and reliable payroll process that works for everyone.

From obtaining an EIN to choosing a payroll system and providing year-end tax forms, each step builds a strong foundation for a professional household employment relationship.

Once payroll for your nanny is established, the ongoing process becomes routine, allowing you to focus on what matters most: supporting your family and maintaining a positive working partnership with the person caring for your children.

Found this helpful? Check out our other articles for more guidance on hiring, managing, and building successful relationships with professional household staff.

• Filing Taxes as a Nanny Employer: Avoid Costly Mistakes and Stay Compliant in 2026
• Hiring a Nanny? Here’s What to Know Now That Your Home Is Someone’s Workplace
• Here’s Our Number One Tip for Maintaining a Great Relationship with Your Nanny

Please note: Westside Nannies is not a tax or payroll service. For tax or payroll advice, seek guidance from a tax or payroll professional.