Filing your N-400 Application for Naturalization is a big step toward becoming a U.S. citizen. While many believe online filing is the future, filing on paper is recommended. Let’s explore why.
Is it better to file N400 online or by mail?
Hi, I'm Jim Hacking, an immigration lawyer practicing law throughout the United States at our offices in Saint Louis, San Diego, and Washington, D.C.
In today's video, we'll answer the age-old question: Is it better to file my application online at the USCIS website or send it in by Federal Express or US mail with paper forms?
I am of the paper forms camp. I would love it if we could save trees and not use so much paper. I mean, one of our big expenses around here as an immigration law firm is paper. We use a ton of paper, send a lot of paper, and use Federal Express a lot, so it would be in my economic best interests as a law firm owner to try and file every application that we can electronically.
Key Takeaways:
• Mail filing ensures a paper trail. Submitting by mail provides a complete record, reducing the risks of lost files and system errors.
• USCIS's online system is unstable. Frequent crashes and glitches make online filing unreliable.
• Each method has its pros and cons. Choosing the right one can make a difference in your naturalization process.
Avoid common filing errors that slow down your citizenship process—click to see which method works best!
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Table of Contents
The U.S. Citizenship and Immigration Services (USCIS) offers both online filing and paper filing options for the N-400 naturalization application. While an online form seems convenient, there are major reasons to consider submitting a paper form instead.
The fact of the matter is, we believe that our clients are better served filing it on paper. Why is that? Well, when you scan in everything that gets sent to USCIS, and you have a complete copy of everything that you sent to them, then you have proof if something comes up later on. With the online system being as buggy as it is, as defective as it is, it crashes. All of these reasons are ways that your file could get corrupted or screwed up.
Now, of course, USCIS can screw it up on the backend. We had a case the other day where we had sent it all in on paper. They input that data into their system, and then it's done electronically, but sometimes that doesn't work either. But the long and the short of it is that you're going to be much better if you can prove what was submitted.
If there ever comes up a dispute and you filed it electronically, how are you going to defend yourself if you don't have a copy of what was sent? The USCIS website is notoriously glitchy. The other day, I was trying to file a form with the Department of Labor, and it took me four days to get them to accept it. I have updated it. I was ready to upload it, but it kept crashing and saying, "This system works better on Chrome." But in fact, I was able to upload it using Safari, so that was sort of crazy.
When you file online, you may not always have a clear record of what was submitted. If there is ever a dispute regarding your application, you might struggle to prove what was sent.
So, I don't trust the government. I don't trust their forms. I don't trust their IT. I will say that the USCIS websites are better than the ICE websites that we use in deportation cases, but long and the short of it is, I think you're going to be much better off if you have a complete paper copy of everything that you submit.
Don't file electronically unless you absolutely have to. While electronic filing might seem convenient, it comes with risks that could jeopardize your application. Keeping a complete paper record offers more security and peace of mind.
Make the right choice between online and mail filing—here’s what you need to know!
While I strongly recommend filing by mail, online filing of N400 may be a good option if:
• You’re confident navigating the USCIS website.
• You want quicker confirmation of receipt notice.
• You don’t have access to a reliable printer or mail service.
To file online or by mail, you need to consider these:
• Filing Fee: Whether filing online or by mail, you must pay the required filing fee using a money order or electronic payment.
• Required Documents: If you are replacing an expiring green card, applying under a disability exception, or submitting a medical certification, be sure to include the necessary documents.
• Marital Status: If you’ve been married or divorced, USCIS may request your marriage certificate or divorce decree as additional evidence.
• Military Service: If applicable, include military records for proof of good moral character.
• Case Status: You can track your case online using your receipt number via your USCIS online account.
• Secure Messages: When filing online, you can communicate with USCIS officers through secure messages.
If you want to ensure your naturalization application is properly submitted and documented, filing by mail is the better choice. It might take a little more effort, but it reduces the risk of system errors, lost files, and disputes down the road.
If you have questions about your N-400 application, our immigration attorney is here to help. Call us at (314) 961-8200 or email [email protected].
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Filing your N-400 is a big step—make sure you do it right!




