How many EB-2 NIW letters do you need, who should sign them and what must each prove? The USCIS standard and why some letters count for little.
Reviewed by Ekaterina Fitenko, Esq. — Florida Bar #1064536. With 20+ years of experience in the legal field, she prepares EB-2 National Interest Waiver petitions and the evidence behind them for Russian- and Ukrainian-speaking professionals, in English and Russian.
An EB-2 NIW recommendation letter should come from an expert in your field who has first-hand knowledge of your achievements, and it must be tied to your specific proposed endeavor. The USCIS Policy Manual, Volume 6, Part F, Chapter 5, says letters may be persuasive when they come from such experts, describe those achievements, give specific examples of how you are well positioned, and are supported by other independent evidence.
No rule sets a number of letters, and expert letters are not a required part of an NIW petition. The Policy Manual gives a list of evidence that may show you are well positioned, says it is not a checklist, and says no single type is either required or sufficient. A letter is an aid to reading your evidence and cannot replace that evidence.
This page covers only the letters: who writes them, what each must prove and why some carry no weight. The full test is in our EB-2 NIW guide, and the problem of a professional circle formed at one institute abroad is covered in our page for Russian-speaking professionals.
The Policy Manual sets four conditions, and a letter that misses one loses force. As of November 2026, the same language appears in the filing tips on the USCIS EB-2 page.
The fourth condition is the one most often misread. The Policy Manual does not say that a former supervisor or co-author may not write. It says the letter needs independent support. An author with no connection to you is still valuable, because such a person's opinion suggests the work reached beyond your own circle, but that is our reasoning and not a stated rule.
Matter of Dhanasar, 26 I&N Dec. 884 (AAO 2016), shows what worked in the case that set the test. The AAO described letters from individuals who established their own expertise in aerospace, described the petitioner's research in detail and attested to his expertise. It also relied on letters from people in senior positions in academia, government and industry, read together with media articles and evidence of funded projects.
Employer experience letters are required evidence, and expert opinion letters are optional evidence. They are different documents with different rules, and people often merge them into one weak hybrid.
| Letter | Status | What it must contain | Rule |
|---|---|---|---|
| Employer letter for 5 years of progressive experience | Required if you rely on a bachelor's degree plus experience | Name, address and title of the writer and a specific description of the duties performed | 8 CFR 204.5(k)(3)(i)(B); 8 CFR 204.5(g)(1) |
| Employer letter for 10 years of full-time experience | One of the 6 exceptional ability criteria | Same contents, plus the full-time period in the occupation | 8 CFR 204.5(k)(3)(ii)(B); 8 CFR 204.5(g)(1) |
| Expert letter | Optional | The four conditions of the Policy Manual | 6 USCIS-PM F.5(D)(3) |
| Letter from a government or quasi-governmental entity | Optional, "while not required" | The entity's expertise and its interest in the endeavor | 6 USCIS-PM F.5(D)(5) |
| Letter from an investor, customer or business association | Optional | Knowledge of the research, products, services or skills involved | 6 USCIS-PM F.5(D)(6) |
An employer letter is a statement of fact. Under 8 CFR 204.5(g)(1) it needs the writer's name, address and title and a specific description of the duties, and if such a letter is unavailable, USCIS will consider other documentation of the experience. A company that closed or will not answer is therefore not the end of the road, but the substitute has to be real, for example employment records or tax documents, with an explanation of why the letter cannot be had.
An expert letter is an opinion. It explains why the record matters. Keeping the two apart means your employer confirms dates and duties in plain language, and an expert explains significance. Asking a human resources office to write about national importance gets you neither.
The best set of authors covers different vantage points on the same endeavor: someone who saw the work done, someone who used it and someone who knows the field but not you. USCIS does not require this mix; it is how we build a set so the letters do not repeat one another.
| Author | What this author can honestly say | What this author cannot prove |
|---|---|---|
| Former supervisor or co-author | What you personally did, how hard it was, what you contributed that others did not | That the field outside your team took notice |
| Independent expert who knows your work from publications, patents or use | How the field received the work and where it changed practice | Your day-to-day contribution |
| Customer, licensee or user of the work | What was adopted, in what volume and with what result | Importance beyond that user, on its own |
| Investor or partner | Why money or effort was committed to the endeavor, and how much | The technical merit, if the author lacks that background |
| U.S. government or quasi-governmental entity | The entity's expertise, interest and any urgency | Nothing is assumed; the content decides the value |
Rank helps only if it comes with knowledge. A famous professor who met you once cannot satisfy the first-hand knowledge condition; a respected specialist who has read and used your work can. A family member or personal friend offers nothing on expertise, and such a letter invites a question about the rest of the file.
For entrepreneurs the Policy Manual names the likely sources: relevant government entities, outside investors and established business associations with knowledge of the research, products or services. It also notes that entrepreneurs usually do not undergo academic peer review, so industry experts and third-party review by investors or retailers can play that role.
A letter should be written to a prong, because a generic letter proves none of them. Matter of Dhanasar asks three things: does the proposed endeavor have substantial merit and national importance, are you well positioned to advance it, and does it on balance benefit the United States to waive the job offer and labor certification.
Prong one is about the endeavor. A letter here must discuss your specific proposed endeavor. In a non-precedent decision of October 5, 2022, the AAO gave little probative value to opinion letters that did not sufficiently discuss the petitioner's endeavor or explain why it had national importance. It found that an expert had conflated the importance of a whole field with the importance of the specific endeavor.
Prong two is about you. This is the only prong where the Policy Manual spells out the letter standard. The letter should connect a past result to the future plan: what you did, what happened as a result and why that record predicts progress on this endeavor.
Prong three is about the waiver. A letter can address why a labor certification would be impractical for this work, why the United States would benefit even if other qualified workers are available, or why the matter is urgent. The Policy Manual adds that a national labor shortage in your occupation does not by itself satisfy this prong, so a letter that argues only shortage adds nothing here.
The exceptional ability route has its own limit. The Policy Manual says claims that USCIS should accept witness letters as comparable evidence are not persuasive, and that formal recognition contemporaneous with the achievements may have more weight than letters prepared for the petition. A certificate from 2022 can outweigh a letter from 2026 about the same event.
USCIS may treat an expert letter as an advisory opinion, and it keeps the final decision for itself. The AAO repeatedly cites Matter of Caron International, 19 I&N Dec. 791, 795 (Comm'r 1988), for the point that such statements may be used as advisory opinions, that an opinion may be rejected or given less weight if it conflicts with the record or is in any way questionable, and that letters are not presumptive evidence of eligibility.
Two recent non-precedent decisions show how this plays out. The October 5, 2022 decision quoted above is one. In a decision of April 8, 2024, the AAO found that much of the content of the expert opinion letters lacked relevance to the national importance of the endeavor, because they focused on the importance of hospitality and tourism and of financial management consulting in general. Non-precedent decisions do not bind USCIS, but they show how the reasoning runs.
Dhanasar itself shows the same split inside one case. The petitioner's letters on his aerospace research helped; his letters favorably attesting to his teaching did not carry the teaching activity to national importance. The difference lay in what the record showed the activity could do for the field, not in the warmth of the praise.
We found no regulation that forbids help with drafting, and no rule that permits a letter the author does not stand behind. The author signs the opinion, so it must be the author's own: true, within the author's knowledge and in the author's words. A lawyer may tell an author what the law asks about; only the author can supply the facts.
Identical wording is the visible risk. In a non-precedent decision of December 30, 2013, the AAO reviewed reference letters with "similar, and at times, identical" language, said those similarities suggested the language was not the authors' own, and gave the letters less evidentiary weight. That case predates Dhanasar, but the logic concerns credibility and has not gone away.
The practical answer is to give each author the facts and let each author write. Send a short brief: the endeavor in plain terms, the record the author actually knows, the prong this letter should address and the documents that exist. Do not send a finished text with a space for the signature. If five letters share a paragraph, the officer has one letter, not five.
Every factual claim in a letter should point to a document in the file. Policy Alert PA-2026-05 of August 5, 2026 sets out the evidentiary weight given to affidavits submitted in place of primary or secondary evidence, and the Policy Manual's own NIW list shows what the independent evidence looks like.
| If the letter says | The file should contain |
|---|---|
| "Her method is used across the industry" | Contracts, licenses or documents showing how others use the technology |
| "His research is widely cited" | A citation record, and excerpts showing how others discuss the work |
| "She invented the process" | A patent with documentation of why it is significant and of her contribution |
| "Investors are committed" | An investment or binding commitment to invest, in an amount appropriate to the endeavor |
| "The government needs this work" | A grant or award, or a letter from the entity itself |
A letter that conflicts with the record does more harm than a missing letter. Dates, titles and project names must match the resume, Form I-140 and the employer letters, since under Matter of Caron an opinion may be given less weight when it is not in accord with other information in the record.
Our EB-2 NIW work includes planning the evidence, and the letters are part of that plan. The first step is the questionnaire at fitenkolaw.com/intake. The consultation is $200 for 30 minutes, paid by card through a link before the meeting and always credited toward your fee, on Google Meet, by phone or at 11555 Heron Bay Blvd, Suite 277, Coral Springs, FL 33076. Our second office at 600 Three Islands Blvd, Hallandale Beach, FL 33009 is by prior appointment only.
An ordinary EB-2 NIW case starts at $6,000, a complex case is priced by agreement, and USCIS fees are not included; details are on our EB-2 NIW consultation page. To use the 30 minutes well, bring your endeavor in two sentences and a list of possible authors with a note on how each knows your work. The full fee schedule is on our legal fees page.
We take clients from other states and from abroad and work with them by Google Meet. We cannot promise a result. Call (305) 315-3425 or write to fitenkolaw@gmail.com.
No regulation or USCIS Policy Manual passage sets a number. The Policy Manual treats letters as one possible type of evidence, says its evidence list is not a checklist, and says USCIS reviews the totality of the record. Choose the number by what the documents cannot explain alone, since repeating the same points adds nothing.
Yes. The USCIS Policy Manual asks for experts with first-hand knowledge and for support from other independent evidence; it does not bar supervisors or co-authors. Such a letter is strong on what you personally did and weak on whether the field outside your team noticed, so it should not be the only kind in the file.
No rule says so. The first-hand knowledge condition in 6 USCIS-PM F.5(D) actually requires the author to know your achievements, and that knowledge can come from your publications, patents or products with no personal contact. An independent author helps show reach beyond your circle, which is a matter of weight and not a legal requirement.
That is a real risk. In a non-precedent decision of December 30, 2013, the AAO gave less evidentiary weight to letters with similar and at times identical language, reasoning that the words were not the authors' own. The author must stand behind every statement, and a letter drawn from a template will not contain the specific examples USCIS asks for.
Yes, with a translation. Under 8 CFR 103.2(b)(3), a document in a foreign language must come with a full English translation and the translator's certification that it is complete and accurate and that the translator is competent to translate. The letter's signature and contact details remain the author's own.
No. Under Matter of Caron International, 19 I&N Dec. 791 (Comm'r 1988), USCIS may treat expert statements as advisory opinions and make its own decision, and the AAO repeats that letters are not presumptive evidence of eligibility. The USCIS Policy Manual conditions the persuasive force of a letter on support from other independent evidence.
The initial consultation is $200 for 30 minutes, paid by card through a link before the meeting and always credited toward your fee. Start with the questionnaire at fitenkolaw.com/intake, or call (305) 315-3425.
This article is informational only and is not legal advice. USCIS policy and form requirements change; confirm current requirements with USCIS before acting. Non-precedent AAO decisions illustrate reasoning and do not bind USCIS. Reading this page does not create an attorney-client relationship.
Fitenko Law PLLC, 11555 Heron Bay Blvd, Suite 277, Coral Springs, FL 33076 (main office); 600 Three Islands Blvd, Hallandale Beach, FL 33009 (by appointment only). Phone: (305) 315-3425. Email: fitenkolaw@gmail.com