Follow the steps to successfully complete the NJ-630 application.

1. Click the ‘Get Form’ button to access the NJ-630 form and open it in your selected editor.
2. Carefully read the instructions provided on both sides of the form before proceeding with completion. Ensure that you understand the requirements for obtaining an extension.
3. Enter your Social Security number in the designated field. If you are filing for an estate or trust, ensure you enter the Federal Employer Identification Number (FEIN) instead.
4. Fill in your full name, including your last name, first name, and initial. Make sure the information is accurate to prevent delays.
5. Provide your home address, including the street number, apartment number if applicable, city or town, state, and ZIP code.
6. Indicate the return for which you are requesting the extension by checking the appropriate box. Options include NJ-1040, NJ-1040NR, NJ-1080C, NJ-1041, or NJ-1041SB.
7. Specify the number of months you are requesting for the extension. If requesting a 6-month or a 5½-month extension, check the corresponding box.
8. If applicable, enter the amount of payment for your tax alongside your filed application. This payment must meet the 80% requirement to ensure your extension request is honored.
9. Prior to mailing, detach the application at the perforation if required, and make a check or money order payable to 'State of New Jersey–TGI.' Write your Social Security number (or FEIN) and the tax year on the payment.
10. Mail your completed application along with your payment to the address specified on the form, ensuring it is postmarked by the original due date.
11. Once your application is submitted, retain a copy for your records. Note that you will not receive an approved copy unless your extension request is denied.

Complete your NJ DoT NJ-630 application online today to ensure your tax filing is extended without penalties.