How to Do New Jersey State Taxes as a Small Business

Jennifer L'Estrange
December 20, 2024

New Jersey has a robust tax system that requires small business owners to comply with state-specific obligations. Whether you’re a sole proprietor, LLC, or corporation, understanding New Jersey’s tax requirements is essential for avoiding penalties and optimizing your finances. This guide provides a practical overview of state taxes for small businesses in New Jersey, including forms, steps for compliance, and recent tax law changes. Click this link for a guide to federal taxes as well.

Table of Contents: 

  1. Understanding Business Structures and Taxation in New Jersey
  2. Key State Taxes for New Jersey Small Businesses
  3. Essential Tax Forms for New Jersey Small Businesses
  4. Steps to Filing New Jersey State Taxes
  5. Common Pitfalls to Avoid
  6. Recent Changes Impacting 2024 Tax Filings in New Jersey
  7. Federal Taxes for Small Businesses

Understanding Business Structures and Taxation in New Jersey

Your business structure determines how you are taxed at the state level. Here’s a breakdown for New Jersey:

1. Sole Proprietorship

  • Definition: A business owned and operated by a single individual.
  • Taxation: Sole proprietors pay state income tax on business income, reported on their personal income tax returns using Form NJ-1040.

2. Limited Liability Company (LLC)

  • Definition: A flexible business structure offering liability protection.
  • Taxation:
    • Single-member LLCs are taxed as sole proprietorships by default.
    • Multi-member LLCs are taxed as partnerships, filing Form NJ-1065 for informational purposes and issuing Schedule NJ-K-1 to members for reporting on personal returns.
    • LLCs electing corporate taxation file as either an S Corporation or C Corporation.

3. S Corporation (S Corp)

  • Definition: A corporation that passes income, losses, deductions, and credits to shareholders.
  • Taxation: S Corps must register as such with both the IRS and the New Jersey Division of Taxation. File Form CBT-100S, and shareholders report income on their personal returns using Schedule NJ-K-1.

4. C Corporation (C Corp)

  • Definition: A separate legal entity from its owners.
  • Taxation: C Corps are subject to New Jersey’s corporate business tax (CBT). The tax rate varies based on income, with a maximum rate of 9% for income exceeding $1 million. File using Form CBT-100.

Key State Taxes for New Jersey Small Businesses

New Jersey imposes several state taxes on businesses, depending on their activities and structure:

1. Income Tax

  • Rate: New Jersey’s personal income tax rates range from 1.4% to 10.75%, depending on income brackets.
  • Application: Sole proprietors, LLC members, and S Corp shareholders report business income on their personal tax returns.

2. Corporate Business Tax (CBT)

  • Rate:
    • 6.5% for income up to $50,000.
    • 7.5% for income between $50,001 and $1 million.
    • 9% for income over $1 million.
    • Learn more about New Jersey Corporate Business Tax here.
  • Application: Applies to C Corporations and LLCs electing corporate taxation.

3. Sales and Use Tax

  • Rate: New Jersey’s statewide sales tax rate is 6.625%.
  • Application: Businesses selling tangible goods or certain services must collect and remit sales tax using Form ST-50 or Form ST-51 (quarterly or monthly filing, respectively).

4. Employer Payroll Taxes

  • Rate: Employers must withhold state income tax and pay unemployment insurance, temporary disability insurance, and family leave insurance contributions. Rates vary based on employment history and wages paid.

Essential Tax Forms for New Jersey Small Businesses

  • Form NJ-1040: For reporting personal income, including sole proprietorship and pass-throughForm NJ-1065 entity income.
  • : Partnership Return for multi-member LLCs and partnerships.
  • Form CBT-100: Corporate Business Tax Return for C Corporations.
  • Form CBT-100S: S Corporation Business Tax Return.
  • Form ST-50 or ST-51: Sales and Use Tax Returns.
  • Form NJ-W-3: Annual Reconciliation of Income Tax Withholding.

Steps to Filing New Jersey State Taxes

  1. Register Your Business
  2. Collect and Remit Sales Tax
    • Register for a sales tax permit and file sales tax returns (Form ST-50 or ST-51) on a quarterly or monthly basis, depending on revenue.
  3. File Income and Business Taxes
    • Sole proprietors and LLC members file personal income taxes using Form NJ-1040.
    • C Corporations file corporate business taxes using Form CBT-100.
  4. File Employer Payroll Taxes
    • Employers must file withholding taxes and unemployment insurance contributions quarterly. Use forms such as Form NJ-W-3 for annual reconciliations.
  5. Maintain Accurate Records
    • Keep detailed records of income, expenses, and tax filings to ensure accuracy and support deductions.

Common Pitfalls to Avoid

  • Failing to Register: Unregistered businesses cannot legally operate or collect sales tax in New Jersey.
  • Misclassifying Employees: Properly distinguish between employees and contractors to avoid penalties.
  • Missing Deadlines: Late filings result in penalties and interest. Track due dates for all tax forms.
  • Neglecting Local Taxes: Some municipalities impose additional taxes on top of state requirements.

Recent Changes Impacting 2024 Tax Filings in New Jersey

  1. Pass-Through Business Alternative Income Tax (BAIT):
    • Introduced to help small businesses mitigate the impact of the federal SALT deduction cap, the BAIT allows pass-through entities to pay state income tax at the entity level. Eligible businesses file using Form PTE-100.
  2. Sales Tax Nexus for Remote Sellers:
    • Out-of-state businesses with sales exceeding $100,000 annually to New Jersey customers must register, collect, and remit sales tax.
  3. Minimum Wage Increase:
    • The state minimum wage increased to $15.13 per hour for most employers as of January 1, 2024. This affects payroll taxes and compliance requirements for small businesses.

Conclusion

Navigating New Jersey state taxes requires careful planning and attention to detail. By understanding your tax obligations based on your business structure, maintaining accurate records, and staying updated on state tax law changes, you can ensure compliance and optimize your financial outcomes.

Note: Tax laws are subject to change. Always consult the IRS or a tax professional for the most current information.

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Red Clover HR is an outsourced human resources management company. To streamline your workflows, increase productivity, retention, and worker satisfaction, and to get the most out of your teams, contact Red Clover today.

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