Follow the steps to efficiently complete your NY IT-2105 online.

1. Click ‘Get Form’ button to obtain the form and open it in the editor.
2. Enter your full Social Security number or taxpayer identification number in the designated field. Ensure that the number matches what is on your Social Security card and your New York State income tax return.
3. Fill in your name in the format of first name, middle initial (if applicable), followed by last name. Ensure the spelling is correct and matches your New York State income tax return.
4. Input your mailing address, including the street address or PO Box, city, state, and ZIP code. If you have a foreign address, follow the instructions for formatting it as specified.
5. For married taxpayers, confirm that each person has a separate estimated tax account. Both accounts will be credited accordingly when filing a joint tax return.
6. Enter the estimated tax amounts for each category: New York State, New York City, Yonkers, and MCTMT. Total these amounts and write the total payment in the designated box. If there are no amounts for a category, leave the field blank.
7. If you need to make a payment, follow the instructions to avoid stapling or clipping the check or money order to the voucher. Remember to detach any check stubs.
8. After completing the form, save your changes. You may download, print, or share the form as needed to complete the submission process.

Start filing your documents online to ensure timely and efficient processing.