Payroll & Taxes

What payroll taxes do small businesses need to pay?

Montana Operational Guidance

Published May 10, 2026 State-specific operational guidance Update This Question
Operational Review Team

This operational guidance was reviewed by the 70 / 30 Business Operations Intelligence Team, specializing in business operations, payroll compliance, workforce automation, licensing, and multi-state operational requirements.

Payroll Taxes for Small Businesses in Montana

Small businesses operating in Montana must manage several payroll taxes to stay compliant and avoid penalties. Understanding these taxes helps streamline payroll processing and ensures proper reporting and payment.

Federal Payroll Taxes

  • Social Security Tax: Employers must withhold 6.2% of employee wages and match this amount.
  • Medicare Tax: Employers withhold 1.45% of wages and contribute an equal amount. Additional Medicare tax applies to high earners but is only withheld from employees.
  • Federal Unemployment Tax (FUTA): Employers pay this tax to fund unemployment benefits. The rate is generally 6.0% on the first $7,000 of each employee’s wages, with potential credits reducing the effective rate.
  • Federal Income Tax Withholding: Employers must withhold federal income tax based on employee W-4 forms and IRS withholding tables.

Montana State Payroll Taxes

  • Montana State Income Tax Withholding: Employers must withhold state income tax from employee wages according to Montana Department of Revenue withholding schedules.
  • Montana Unemployment Insurance (UI) Tax: Employers pay UI tax based on their experience rating and taxable wage base. As of 2026, the taxable wage base is $40,200 per employee annually.

Operational Considerations

  • Registration: Register with the IRS for an Employer Identification Number (EIN) and with Montana Department of Labor for state payroll tax accounts.
  • Reporting: File quarterly payroll tax returns federally (Form 941) and with Montana UI reports. Annual filings include Form W-2 for employees and Form W-3 to the Social Security Administration.
  • Recordkeeping: Maintain payroll records for at least four years, including wage, tax withholding, and payment documentation.
  • Automation: Use payroll software or service providers to automate withholding calculations, tax payments, and reporting to reduce errors and save time.
  • Compliance: Stay updated on tax rate changes, wage bases, and reporting deadlines by monitoring IRS and Montana Department of Revenue communications.

Operational References

Operational guidance may vary by state, industry, licensing requirements, workforce regulations, and tax law updates. Businesses should verify compliance, payroll, licensing, and tax requirements directly with official agencies and qualified advisors.

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