2023 New Jersey CBT-100U Instructions for Corporation Business Tax Unitary Return

All Corporation Business Tax returns and payments, including the CBT-100U form, must be filed electronically. Ensure you follow the electronic submission procedures on the New Jersey Division of Taxation's website. No physical submissions are accepted for this form.

For 2024 and 2025, important dates for filing the CBT-100U include the end of each privilege period which is typically December 31st. Ensure all returns are filed electronically by the deadline to avoid penalties.

The purpose of the 2023 New Jersey CBT-100U form is to facilitate the reporting and payment of Corporation Business Taxes for corporations operating within New Jersey. This includes ensuring compliance with mandatory combined reporting requirements and providing a structured method for corporations to report income, allocation factors, and tax attributes. Additionally, this form addresses specific filing conditions for various types of corporations, including those engaged in unitary business operations, and provides guidelines for different filing methods.

• 1. Federal Form 1120: Include a complete copy of the federal Form 1120 filed with the federal government for each member of the combined group.
• 2. Managerial Member Responsibilities: Details the obligations of the managerial member in handling tax matters for the combined group.
• 3. Personal Liability of Officers and Directors: Outlines the personal liability for unpaid taxes, fees, penalties, and interest.
• 4. Distortion of Net Income: Authority to adjust and redetermine items of gross receipts and expenses.
• 5. Accounting Method: The accounting method used must be consistent with the federal income tax return.
• 6. Riders: Additional information to be included as PDFs if space is insufficient.
• 7. Federal/State Tax Agreement: Information on the federal/state program for mutual exchange of tax information.
• 8. Mandatory Combined Reporting: Details on the mandatory combined reporting requirement for combined groups.
• 9. Definitions: Explanation of key terms such as Combined Group, Common Ownership, Managerial Member, Member, Taxable Member, Non-taxable Member, and Unitary Business.
• 10. Combined Return Filing Methods: Information on filing methods including Mandatory Default Water's-Edge Group Basis, Elective World-Wide Group Election, and Elective Affiliated Group Election.
• 11. Allocation Methods for Combined Returns: Details on the Finnigan method for sourcing unitary receipts.
• 12. Nexus: Standards for nexus including bright-line economic nexus and the $2,000 minimum tax for members with nexus.
• 13. Unitary Partnerships: Nexus determination for corporate partners and unitary partnerships.
• 14. Corporations Required to File: Criteria for corporations that must file including foreign corporations and those claiming P.L. 86-272 immunity.

Failure to submit this form can result in serious consequences.

• Penalties and Interest: Unpaid taxes will lead to penalties and interest charges.
• Personal Liability: Officers and directors may be held personally liable for unpaid taxes.
• Legal Actions: Non-compliance can result in legal actions and further financial liabilities.

• 1. Combined Group Filing: Use this form if you are part of a combined group with unitary business operations.
• 2. New Corporations: New Jersey corporations that have recently incorporated or acquired a taxable status.
• 3. Foreign Corporations: Foreign corporations with business activities or receipts within New Jersey.
• 4. Electronic Filing Mandate: If you are required to submit forms electronically, use this form.
• 5. Specific Filing Methods: Use this form for combined reporting under specified methods such as water's-edge or world-wide group elections.