What is W-2 employee?

A W-2 employee is a worker classified as an employee under United States tax law. The employer withholds federal income tax, Social Security tax, and Medicare tax from every paycheck, pays the employer share of those taxes, and reports all wages and withholdings at year-end on IRS Form W-2. The worker receives a copy of that form and uses it to file a personal income tax return.

In practice, the payroll team does the work the employee never sees: calculating gross pay, applying the correct withholding tables, deducting any pre-tax or post-tax benefits, and remitting taxes to federal and state agencies on a schedule tied to the payroll cadence. At the end of the tax year, the team generates a W-2 for each employee and distributes it by a fixed date early in the year so employees can meet their own filing deadlines.

The employer, or its payroll provider, calculates withholding each pay period using IRS tables and the employee's Form W-4 elections. State and local income taxes are layered on top depending on where the employee works. The accumulated withholdings, plus the employer's share of Social Security and Medicare, are deposited with the relevant tax authorities on a recurring schedule. Payroll providers automate the deposit frequency calculation and flag when a change in payroll volume moves the employer into a different deposit tier.

When a payroll team runs operations in more than one country, the W-2 is a United States-only document. Other countries have their own year-end wage statements: Canada issues a T4 slip, and many other countries require a certificate or statement that lists annual earnings and deductions. A multi-country payroll provider maps each country's equivalent output to the same data fields the finance team needs for consolidation, even though the form names and filing schedules differ by jurisdiction.

Once a company hires W-2 employees in the United States alongside workers in other countries, the payroll team must track two parallel obligations: the W-2 cycle in the United States and the equivalent year-end reporting cycle in each additional country. Misclassifying a worker as an independent contractor instead of a W-2 employee triggers back taxes, penalties, and interest in the United States, and similar misclassification risks exist in most other countries under their own rules. If a company wants to hire employees in a country where it has no legal entity, an employer of record can act as the employing entity and handle local equivalents of W-2 obligations; for a full explanation of that arrangement, see our entry on employer of record.