Bookkeeping · Payroll & Compliance · Brief · Working level
New state, new registrations: payroll accounts before the first paycheck
Hiring in a new state means registering for withholding and unemployment accounts before payday — what triggers the obligation, what to set up, and how remote work changed the map.
The day a business hires its first employee in a new state — including a remote employee who simply lives there — it usually owes that state two registrations before the first paycheck: an income tax withholding account and a state unemployment insurance (SUI) account. Payroll cannot be run correctly without them: the withholding account is where the employee's state tax goes, and the SUI registration is what assigns the employer's unemployment rate.
The standard setup list
What a new state typically requires, in the order to do it:
| Step | What you do | What proves it's done |
|---|---|---|
| 1 | Register for state income tax withholding (skip in no-income-tax states) | Withholding account number issued; entered in the payroll system |
| 2 | Register for state unemployment insurance | SUI account number and assigned new-employer rate on file |
| 3 | Confirm workers' compensation coverage extends to the state | Policy endorsement or new policy; see /bookkeeping/payroll-compliance/workers-comp-basics |
| 4 | File the state's new-hire report (federal law requires it in every state, on a short clock) | Submission confirmation |
| 5 | Check for extras: local wage taxes, state disability or paid-family-leave programs, state-run retirement mandates | Each program's account or documented exemption |
| 6 | Collect the state's own withholding certificate from the employee where the state doesn't accept the federal W-4 | Certificate in the employee file |
Deadlines vary — some states want registration before the first wage payment, others within a short window after. Go to the state's revenue agency and workforce agency directly rather than relying on summaries; the SBA's state pages are a reasonable directory.
Remote work is the usual trigger
The default sourcing rule is simple: withholding follows where the work is physically performed. An employee at a kitchen table in another state is performing the work there, and that state generally wants registration, withholding, and unemployment tax — headcount of one is enough. Two complications to know as concepts:
- Convenience-of-the-employer rules. A handful of states source wages of remote employees of in-state employers back to the employer's state unless the remote arrangement is for the employer's necessity — which can produce two states claiming the same wages, mitigated (or not) by reciprocity agreements and credits.
- Payroll as a nexus tripwire. An employee in a state is a classic physical-presence trigger for the business's other obligations — income/franchise tax and sales tax collection. Registering for payroll and ignoring the rest invites a letter; the sales tax side is at /bookkeeping/payroll-compliance/sales-tax-nexus-basics.
For unemployment, one employee's wages go to exactly one state under the uniform localization test — work localized, then base of operations, then direction and control, then residence. Don't split.
Keeping it maintained
- Ask about employee locations quarterly — people move without telling payroll, and every move is a potential new state.
- Calendar each state's filing cadence (withholding returns, quarterly SUI wage reports) into the master calendar at /bookkeeping/payroll-compliance/compliance-calendar-small-business.
- Update SUI rates in the payroll system each January when the state mails new rate notices — a stale rate misstates every entry all year.
- When an employee leaves a state entirely, close the accounts; states bill and penalize silent, open, zero-wage accounts.
Frequently asked questions
- What registrations does hiring an employee in a new state require?
- Typically two accounts before the first paycheck: a state income tax withholding account (in states with an income tax) and a state unemployment insurance account, which assigns your SUTA rate. Many states add new-hire reporting, workers' compensation coverage, local taxes, or paid-leave programs. Requirements and timing vary by state — start with the state's revenue and workforce agencies.
- Does one remote employee create payroll obligations in their state?
- Generally yes. Wages are usually sourced to where the work is performed, so a single remote employee working from home in another state typically obligates the employer to register for withholding and unemployment there — and can create broader tax nexus for the business. A few states apply convenience-of-the-employer rules that complicate the withholding answer.
- Which state gets the unemployment tax for a multi-state employee?
- One state per employee, chosen by a uniform four-factor test applied in order: where the work is localized, then the employee's base of operations, then the place of direction and control, then the employee's residence. You do not split SUTA between states for one employee.