The return should include the tax due from business operations to the last day of business, as well as any tax collected on assets that you sell. Write on your check your sales tax identification number,.ST-101, and FY 2022. Both the seller and purchaser of a group of assets that makes up a trade or business must use Form 8594 to report such a sale. Filing, amending, or discontinuing of a Business Certificate is done at the Receiving Department of the County Clerk's office. Business Name Change Form (PDF). Use Form W-7, Application for IRS Individual Taxpayer Identification Number, to apply for an ITIN, or Form SS-4, Application for. Business Property Statement (571-L Forms). Use the free New Jersey Online Filing Service to file your 2024 NJ-1040 return. It's simple and easy to follow the instructions, complete your NJ tax return,.