The Tax Department is streamlining withholding tax and wage reporting forms and Web File applications. The Tax Collector is responsible for the billing, collection and recording of all taxes and utilities levied upon the properties in the Borough.You must give Form NJ-W4 to your employees to fill out and return to you. This form tells you how to withhold tax from your employee's pay. The Middlesex County Board of Taxation passed a resolution that the board will not be holding virtual tax appeal hearings for tax year 2023. Request to withhold taxes. Submit a request to pay taxes on your Social Security benefit throughout the year instead of paying a large bill at tax time. 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,. This notice provides nonresident aliens special instructions when completing Form W4, Employee's Withholding Allowance Certificate.