What payroll deductions are employers required to withhold?

Payroll Tax Deductions Employers Must Withhold in New Mexico

In New Mexico, employers have specific payroll withholding responsibilities to ensure compliance with state and federal regulations. Understanding these deductions is crucial for accurate payroll processing and maintaining operational compliance.

Required Payroll Deductions

• Federal Income Tax Withholding: Employers must withhold federal income tax based on employee W-4 forms and IRS tax tables.
• Social Security and Medicare Taxes (FICA): Employers are required to withhold Social Security tax (6.2%) and Medicare tax (1.45%) from employee wages, matching these amounts as the employer contribution.
• New Mexico State Income Tax: Employers must withhold New Mexico state income tax according to the employee’s withholding allowance certificate (Form A-4) and state tax tables.
• Unemployment Insurance (UI) Contributions: While UI taxes are paid by employers, no employee withholding is required for UI in New Mexico.
• Other Voluntary Deductions: Employers may withhold employee-authorized deductions such as health insurance premiums, retirement contributions, or wage garnishments, but these are not mandatory.

Operational Considerations

• Accurate Recordkeeping: Maintain detailed records of all payroll deductions and employee authorizations for compliance and audit purposes.
• Timely Deposits and Reporting: Deposit withheld taxes according to IRS and New Mexico Taxation and Revenue Department schedules, and file required payroll tax reports promptly.
• Employee Classification: Properly classify workers as employees or independent contractors to determine withholding obligations accurately.
• Automation Tools: Utilize payroll software to automate tax calculations, withholdings, and filings to reduce errors and administrative burden.

As of 2026, employers should regularly review updates from the IRS and New Mexico Taxation and Revenue Department to stay current with withholding rates and reporting requirements.