One of the biggest misconceptions in the EB-2 National Interest Waiver process is that recommendation letters are mandatory. Many applicants believe that without multiple letters from famous professors, executives, or industry experts, an NIW petition cannot even be filed.
That is not actually how the NIW framework works.
Understanding the real role of recommendation letters can make the process far less stressful and can also help applicants focus on what USCIS is truly evaluating when reviewing a petition.
The Difference Between Eligibility Requirements and Supporting Evidence
Every NIW case first begins with the EB-2 threshold requirement. Before USCIS even analyzes national importance, the petitioner must first qualify under the EB-2 category itself through either an advanced degree or exceptional ability.
These are actual eligibility requirements, meaning they must exist at the time the petition is filed. If an applicant files before obtaining the qualifying degree or before meeting the exceptional ability standard, that issue cannot later be corrected simply by submitting additional evidence after filing.
Recommendation letters are different. They are supporting evidence intended to help explain the petitioner’s work, contributions, industry impact, and future value to the United States. Because they are evidentiary rather than threshold eligibility requirements, additional letters and explanatory materials can often still be submitted later in response to a Request for Evidence (RFE).
This distinction matters because many applicants become anxious if they are still gathering letters at the time of filing. Historically, NIW petitions have been approved without recommendation letters at all. USCIS reviews the totality of the evidence, and exceptionally strong objective documentation outweighs weak or generic recommendation letters.
Why RFEs Are So Common Today
Modern NIW adjudications have become increasingly documentation-heavy, and RFEs are now extremely common across NIW cases, including premium processing petitions and cases involving highly qualified professionals.
This does not necessarily mean the initial filing was weak or improperly prepared. In many situations, RFEs are simply part of the modern adjudication environment itself. USCIS officers frequently request additional clarification or supplementary evidence even in well-documented petitions. Receiving an RFE today is often more reflective of current processing patterns than an indication that the petitioner lacks qualifications.
This is another reason recommendation letters should not be viewed as some kind of magical approval document. They are only one part of a much larger evidentiary presentation.
Independent Recommendation Letters Are Often Stronger
Another major misconception is the belief that recommendation letters must come from people who personally know the petitioner.
In reality, independent recommendation letters are considered stronger evidence. USCIS frequently places significant weight on experts who encountered the petitioner’s work independently through publications, patents, citations, conference presentations, or industry implementation.
An independent expert appears more objective precisely because there is less personal connection to the petitioner.
For example, a high-level semiconductor engineer at a U.S. company who independently reviewed and implemented concepts related to the petitioner’s patented process may provide highly persuasive testimony even if the two individuals have never met personally. What matters is not personal familiarity. What matters is whether the expert can credibly explain why the petitioner’s work has significance within the field.
What USCIS Clarified in 2025
On January 15, 2025, USCIS issued policy guidance further clarifying how officers evaluate evidence in NIW petitions. One important takeaway was that generalized praise is not persuasive. USCIS emphasized that recommendation letters should explain the actual significance of the petitioner’s work rather than simply describe the petitioner as talented, hardworking, or exceptional.
For example, a weak recommendation letter may say:
“Dr. Hong Gil-Dong is an outstanding engineer with exceptional technical skills.”
A much stronger recommendation letter may instead explain:
“Dr. Hong Gil-Dong’s patented manufacturing methodology introduced one of the earliest scalable approaches for reducing overlay measurement inefficiencies in advanced semiconductor fabrication. Subsequent technological developments by U.S. semiconductor equipment companies reflected similar optimization pathways, demonstrating the broader industry significance of his work.”
The second example gives USCIS something concrete to evaluate. Rather than simply praising the petitioner, it explains why the underlying work actually matters.
Objective Evidence Usually Carries More Weight
One of the most important things applicants should understand is that objective documentary evidence is generally more persuasive than even a perfectly written recommendation letter.
Patents, citations, publications, peer review activity, commercialization records, media coverage, judging experience, and industry adoption carry substantial evidentiary value because they independently demonstrate impact.
Recommendation letters are most useful when they provide context and expert interpretation for those objective materials. A strong letter helps the USCIS officer understand why the evidence matters and how the petitioner’s work influenced the field.
Why Too Much “Fluff” Can Hurt a Case
Many applicants assume that longer recommendation letters filled with praise are automatically stronger. In practice, the opposite is often true.
USCIS officers review extremely large volumes of petitions, and entire cases are often reviewed in less than 30 minutes. Because of this reality, clarity and specificity become enormously important.
Letters overloaded with adjectives, repetitive compliments, and lengthy praise distract from the important evidentiary points the officer needs to quickly identify. A concise and technically specific letter from a credible expert is more persuasive than a lengthy letter filled with generalized praise.
The goal is not to impress USCIS emotionally. The goal is to help the adjudicating officer quickly understand why the petitioner’s work satisfies the Matter of Dhanasar framework.
The Truth About Who Drafts Recommendation Letters
Another misunderstanding in the NIW process is the belief that the recommender must personally draft every sentence of the letter themselves.
In practice, the important issue is whether the recommender genuinely agrees with and adopts the contents of the letter. By signing the document, the recommender is affirming the accuracy of the statements and approving the representations being made.
This is particularly important because recommendation letters are not merely professional references. They are legal evidentiary documents designed to help USCIS analyze the Matter of Dhanasar criteria. An experienced immigration attorney understands how to structure a letter so that the adjudicating officer can efficiently identify the petitioner’s proposed endeavor, the significance of the work, the national importance of the field, and why the petitioner is well positioned to continue the endeavor in the United States.
Recommendation Letters Are Only One Part of the Case
Recommendation letters remain valuable evidence in many NIW petitions. However, applicants should avoid treating them as the single factor that determines approval.
A strong NIW case is ultimately about presenting a coherent, well-documented, and persuasive evidentiary record supported by objective documentation, clear explanation, and credible expert analysis.
The strongest recommendation letters are not emotional endorsements or collections of compliments. They are focused expert explanations of why the petitioner’s work genuinely matters to the field and to the United States.
Contact us for an NIW evaluation to see if you qualify for this green card category.
Thath Kim
US Attorney
Licensed in Oregon
11F 1108, Seocho-daero 77gil 17, Seocho-gu, Seoul, Republic of Korea 06614