One N-400 filed alone, one that needed an attorney. How to tell which you have

Two applications went out of the same household about fourteen months apart. The first was filed without any professional help at all: a green card held since 2018, one two-week trip abroad, no arrests, no divorces, no unpaid taxes, no name changes. It took a Saturday afternoon to fill in, another two evenings to assemble the supporting copies, and the biggest expense was the government filing fee. The second application in that family involved a dismissed misdemeanor from 2011 and a nine-month absence from the country, and it went to an attorney before a single field was typed.

The difference between those two cases is not intelligence, income, or nerve. It is the shape of the record. Understanding that shape before you spend anything is the whole of the decision, and it is a decision you can usually make in an hour with your own documents in front of you.

What the form is actually asking

Form N-400 runs long, but the length is deceptive. Most of it is biographical inventory: your legal name and every name you have used, your date of birth, your address history going back five years, your employment and schooling for the same period, your marital history including any prior marriages and how they ended, and the names and birthdates of your children. Then it asks for every trip outside the United States lasting twenty-four hours or more since you became a permanent resident, with departure and return dates. Then a long block of yes-or-no questions about conduct, affiliations, taxes, and criminal history.

None of that is legally difficult on a clean record. It is clerical, and the clerical work is where people actually lose time. Passport stamps are faint, boarding passes get thrown away, and a trip that felt like ten days was thirteen. Getting the travel table right, and getting the address history to line up with what your driver's license and tax returns say, is genuinely most of the job for an applicant with nothing to disclose.

Why a clean case is mostly a filing exercise

The core requirements sit underneath the form and rarely surprise anyone who reads them once. You generally need five years as a permanent resident, or three if you are still married to and living with the same United States citizen spouse. You need continuous residence across that period, physical presence for at least half of it, three months in the state or district where you file, good moral character, basic English, and a passing score on the civics test. U.S. Citizenship and Immigration Services, the agency within the Department of Homeland Security responsible for adjudicating naturalization, publishes both the form instructions and the civics question bank at no charge.

If every one of those boxes is plainly met, the value an attorney adds is real but modest: a second read, a cleaner travel table, and someone to call if a request for evidence arrives. That is worth something. Whether it is worth the fee is the question, and for a straightforward filer the honest answer is often no. What you are buying at that point is insurance against your own transcription errors, not legal judgment.

The facts that change the calculation

A short list of items moves a case out of do-it-yourself territory, and each of them shares one trait: the answer depends on interpretation rather than recall. Any arrest, citation, or charge, including one dismissed, expunged, sealed, or resolved without a conviction. Any single trip abroad of six months or longer, which raises a presumption that continuous residence was broken. Any tax year filed as a nonresident, or unfiled, or with a balance still owed. Failure to register with Selective Service when required. Any misrepresentation on a prior immigration form, however small it seemed at the time. Child support arrears, and any period of claiming to be a citizen when you were not.

Those facts do not necessarily sink an application. Most of them are survivable with the right documents and the right framing, which is exactly why the second filing in that household went to a Citizenship Lawyer instead of onto a kitchen table. The nine-month absence needed a written explanation supported by evidence of maintained ties, and the 2011 case needed certified court dispositions ordered from a county clerk two states away. Neither task is impossible alone. Both are unforgiving of a wrong guess.

What the choice actually costs

Filing alone costs the government fee, the price of certified copies and passport photos where required, and your own hours. Filing with counsel adds a professional fee on top of that same government charge, which nobody can waive or discount on your behalf. The larger cost is not measured in dollars at all. A denial means the fee is gone, the wait starts over, and the record of the denial follows the next attempt. In the rarest and worst cases, an application that surfaces an old removability issue can put permanent residence itself in question.

So the arithmetic is asymmetric. On a clean record the downside of self-filing is a delay and some annoyance. On a record with any of the listed complications, the downside is losing status you already have, and against that, a flat fee for an initial review is small. Reading the disclosure questions carefully, and answering them honestly to yourself first, tells you which side of that line you are on before you have spent a dollar.