Fillable SS‑4 (PR) Form – Quick Online EIN Application

The Form SS‑4 (PR) is the IRS application used to obtain an Employer Identification Number (EIN) for businesses, trusts, estates, and other entities in Puerto Rico. An EIN is required for tax reporting, opening bank accounts, and hiring employees.

What Is Form SS‑4 (PR)?

Form SS‑4 (PR) is the same as the standard SS‑4 but includes fields specific to Puerto Rico entities. The form collects basic information about the applicant, the type of entity, and the reason for requesting an EIN.

How to Fill Out the SS‑4 Online with Formize

Instead of downloading a static PDF and editing it with a separate editor, you can complete the form directly on our page using the Formize PDF Filler app. The process is fast, secure, and saves you a printable copy automatically.

Common Mistakes to Avoid on the SS‑4

• Leaving the "Responsible Party" section blank – the IRS requires a valid Social Security Number or ITIN.
• Selecting the wrong entity type – choose the option that matches your legal structure.
• Providing an outdated address – the EIN will be mailed to the address on the form.
• Omitting the reason for applying – this helps the IRS process your request quicker.

Download the Official Fillable SS‑4 PDF

For reference or offline completion, you can download the official IRS PDF below. The file is fully fillable and matches the online version.

Download Official SS‑4 (PR) PDF

Need More Help?

If you have questions about your EIN application, review the IRS instructions linked on the form or consult a tax professional. The Formize filler saves your progress, so you can return later if needed.