EB-1 Visa Process: Accelerate Your Employment-Based Green Card Journey

Author

Pegah Karimbakhsh Asli

Reviewer

The Alma Team

Date Published

March 30, 2026

The EB-1 visa represents the fastest route to U.S. permanent residency for high-achieving professionals: a first-preference employment-based pathway that bypasses labor certification and offers processing times of 12-24 months compared to roughly 4-12+ year total timelines for many EB-2 and EB-3 cases, especially for applicants from India and China as of late 2025. With overall EB-1A approval rates around 60% and the option to self-petition without employer sponsorship, this pathway offers extraordinary individuals, outstanding researchers, and multinational executives a direct path to the American Dream through Alma's expert immigration services.

Key Takeaways

  • The EB-1 visa eliminates labor certification requirements, saving 1-2 years compared to EB-2/EB-3 pathways
  • Premium processing delivers I-140 decisions in 15 business days for EB-1A and EB-1B petitions (approximately 3 weeks), or 45 business days for EB-1C petitions
  • EB-1A approval rates have declined to approximately 60% in FY2024, requiring stronger evidence and strategic case building
  • Self-petition capability for EB-1A provides unprecedented career flexibility without employer lock-in
  • Priority date retrogression now affects India (back to Feb 15, 2022) and China (back to Dec 22, 2022) applicants even in the EB-1 category
  • Comprehensive evidence meeting 3 of 10 USCIS criteria proves insufficient alone: petitioners must demonstrate they're in the "small percentage at the very top" of their field
  • Attorney guidance significantly increases approval rates from DIY attempts to professional representation outcomes

Understanding the EB-1 Visa: Your Path to a Preference Green Card

The EB-1 visa offers a direct pathway to U.S. permanent residency for individuals who have demonstrated sustained national or international acclaim in their field. As a first-preference employment-based green card, it provides priority processing and eliminates the lengthy labor certification (PERM) process that adds 1-2 years to EB-2 and EB-3 timelines.

What is an EB-1 Visa?

The EB-1 category encompasses three distinct pathways, each designed for different types of high-achieving professionals:

  • EB-1A (Extraordinary Ability): For individuals with national or international acclaim in sciences, arts, education, business, or athletics
  • EB-1B (Outstanding Professors and Researchers): For academics with international recognition, at least 3 years of teaching or research experience, and a permanent job offer from a qualifying U.S. employer
  • EB-1C (Multinational Managers and Executives): For executives transferring from foreign offices to U.S. operations

Categories of EB-1 Visas

Each EB-1 subcategory serves specific professional profiles. EB-1A allows self-petition, meaning you don't need an employer sponsor, while EB-1B and EB-1C require job offers from U.S. employers. This flexibility makes EB-1A particularly attractive for entrepreneurs and founders who may not have traditional employer relationships.

Key Benefits of the EB-1

The EB-1 visa delivers several strategic advantages:

  • No labor certification required: Eliminates roughly 18-24+ months of PERM processing
  • Priority processing available: $2,965 premium processing reduces I-140 wait from 6-12 months to 15 business days for EB-1A/B (approximately 3 weeks) or 45 business days for EB-1C
  • Family inclusion: Spouse and unmarried children under 21 receive derivative Green Cards
  • Self-petition option: EB-1A applicants maintain career flexibility without employer dependence
  • First-preference status: Priority over EB-2 and EB-3 applicants in visa allocation

Navigating EB-1 Visa Requirements: Extraordinary Ability (EB-1A)

The EB-1A extraordinary ability category demands proof that you rank among the small percentage at the very top of your field. Following the Kazarian v. USCIS decision, USCIS applies a "totality of evidence" approach - meeting the minimum criteria alone doesn't guarantee approval.

Who Qualifies for EB-1A?

USCIS evaluates EB-1A petitions through two possible routes:

  1. One-time major achievement: Receipt of a major internationally recognized award (Nobel Prize, Olympic medal, Pulitzer Prize, or equivalent)
  2. Three of ten criteria: Evidence meeting at least 3 of the following standards:
    • Receipt of lesser nationally or internationally recognized prizes or awards
    • Membership in associations requiring outstanding achievements
    • Published material about you in professional or major trade publications
    • Participation as a judge of others' work in your field
    • Original contributions of major significance
    • Authorship of scholarly articles in professional journals
    • Display of work at artistic exhibitions or showcases
    • Leading or critical role in distinguished organizations
    • High salary relative to others in your field
    • Commercial success in the performing arts

However, approval rates declined from approximately 70% to approximately 60% in FY2024, indicating USCIS applies stricter scrutiny than in previous years.

Documenting Extraordinary Ability

Building a compelling EB-1A case requires strategic evidence organization. Each criterion demands specific documentation types:

  • Awards: Official certificates, media coverage, selection criteria showing competitiveness
  • Publications: Citation metrics, journal impact factors, evidence of peer review
  • Memberships: Invitation-only requirements, limited membership statistics
  • Judging: Panel participation letters, review assignments, conference program listings
  • Original contributions: Patents, methodology adoptions, field-changing research
  • High salary: Tax returns, W-2s, industry salary surveys demonstrating top percentile

Evidence Submission Tips

Common mistakes that trigger denials or Requests for Evidence (RFE) include:

  • Generic recommendation letters without specific examples of impact
  • Insufficient evidence of sustained acclaim (one-time achievements don't suffice)
  • Failure to demonstrate how achievements constitute "extraordinary" versus merely "above average"
  • Missing context about competitive selection processes or recognition significance
  • Weak narrative connecting individual evidence items to overall extraordinary ability

Working with experienced immigration counsel helps avoid these pitfalls. Alma's attorneys specialize in building EB-1A cases that meet USCIS's heightened scrutiny standards.

EB-1 Visa for Outstanding Professors and Researchers (EB-1B)

The EB-1B category targets academics and researchers with international recognition in their specific academic area. Unlike EB-1A, this pathway requires employer sponsorship but offers an impressive 84% approval rate.

Requirements for EB-1B

To qualify for EB-1B status, you must demonstrate:

  • At least 3 years of experience teaching or conducting research in your academic field
  • International recognition as outstanding in your specific academic area
  • Job offer from a U.S. employer for a tenure-track teaching position, comparable research position, or permanent research role with a private employer
  • Evidence meeting 2 of 6 criteria:
    • Receipt of major prizes or awards for outstanding achievement
    • Membership in associations requiring outstanding achievements
    • Published material in professional publications about your work
    • Participation as a judge of others' work
    • Original scientific or scholarly research contributions
    • Authorship of scholarly books or articles in your field

Employer Sponsorship

EB-1B petitions require active employer participation. The sponsoring institution must:

  • File Form I-140 on your behalf
  • Demonstrate the position is permanent or tenure-track
  • Provide evidence of your international recognition
  • Document the institution's own research accomplishments

Universities and research institutions frequently sponsor EB-1B petitions because the process doesn't require labor certification, saving time and administrative burden compared to PERM-based categories.

Evidence of Outstanding Achievement

Building a strong EB-1B case centers on citation metrics and peer recognition:

  • Publication record: Quality and impact factor of journals matter more than raw quantity
  • Citation analysis: Google Scholar, Web of Science, or Scopus metrics showing impact
  • Recommendation letters: 5-10 letters from leading researchers in your field provide crucial third-party validation
  • Grant funding: NIH, NSF, or international funding demonstrates peer recognition
  • Conference presentations: Invited keynotes carry more weight than accepted poster sessions

Multinational Managers and Executives: The EB-1C Visa Pathway

The EB-1C category serves executives and managers transferring from foreign offices of multinational companies to U.S. operations. This pathway works particularly well for businesses expanding their U.S. presence with key leadership personnel.

Eligibility for EB-1C

EB-1C petitions require demonstrating:

  • One year of qualifying employment abroad with a multinational company in the three years preceding the petition
  • Managerial or executive capacity both in the foreign position and proposed U.S. role
  • Qualifying relationship between the foreign and U.S. entities (parent, subsidiary, affiliate, or branch)
  • U.S. employer must have been doing business for at least one year

Defining Managerial/Executive Capacity

USCIS distinguishes between true executives/managers and those performing primarily operational tasks:

Executive capacity involves:

  • Directing the organization or major component/function
  • Establishing goals and policies
  • Exercising wide latitude in discretionary decision-making
  • Receiving only general supervision from higher executives, board of directors, or stockholders

Managerial capacity encompasses:

  • Managing the organization, department, subdivision, function, or component
  • Supervising and controlling the work of other supervisory, professional, or managerial employees
  • Managing an essential function of the organization
  • Having authority to hire and fire or recommend personnel actions

Required Documentation

Building a successful EB-1C case requires comprehensive corporate documentation:

  • Organizational charts showing reporting structures and personnel counts
  • Job descriptions detailing managerial/executive duties (not operational tasks)
  • Financial statements proving the multinational company's viability
  • Evidence of qualifying relationship between foreign and U.S. entities
  • Documentation of one year abroad in qualifying role (pay stubs, tax returns, employment letters)

Common mistakes include overstating managerial duties when the position primarily involves hands-on operational work, particularly common in startup environments where executives wear multiple hats.

Strategies for a Faster EB-1 Visa Processing Time

Standard I-140 processing takes 6-12 months, but strategic approaches can accelerate your timeline significantly. Understanding processing mechanics helps you make informed decisions about expediting your case.

Leveraging Premium Processing

Premium processing represents the most reliable acceleration strategy. For $2,965, USCIS guarantees action within 15 business days for EB-1A and EB-1B petitions (approximately 3 weeks), or 45 business days for EB-1C petitions - either approval, denial, or RFE issuance.

The ROI calculation favors premium processing for most applicants:

  • Time saved: 6-12 months versus standard processing
  • Concurrent filing: Allows immediate I-485 submission if priority dates are current
  • Work authorization: EAD approval within 3-6 months instead of 18+ months total
  • Career planning: Certainty enables job transitions, home purchases, and family decisions

Premium processing works for all EB-1 subcategories and delivers significantly faster decisions than standard processing.

Optimizing Your Application

Strong initial petitions avoid RFEs that add 87 days to respond plus additional processing time to your timeline:

  • Front-load evidence: Include comprehensive documentation with initial filing
  • Organize strategically: Tab and index exhibits for easy USCIS officer review
  • Craft compelling narratives: Petition letters should tell your story, not just list achievements
  • Anticipate weaknesses: Address potential concerns proactively rather than waiting for RFE
  • Use expert translators: Certified translations of foreign-language documents prevent technical RFEs

Alma's guaranteed 2-week processing turnaround ensures your petition reaches USCIS quickly once evidence collection is completed.

What to Expect During Processing

Understanding the I-140 lifecycle helps manage expectations:

  • Weeks 1-2: USCIS receives and enters your case into their system. You receive a receipt notice with case number for online tracking.
  • Weeks 2-8 (Premium) or Months 2-10 (Standard): USCIS officer reviews your petition. RFEs may be issued, typically requesting additional evidence of extraordinary ability, international recognition, or managerial capacity.
  • Post-RFE: If issued, you have 87 days to respond. The clock restarts upon USCIS receipt of your response.
  • Approval: I-140 approval allows you to retain your priority date, which is established on the date the I-140 is filed. The priority date determines when you can move forward with adjustment of status or consular processing once a visa number becomes available.

From EB-1 Visa to Green Card: The Adjustment of Status Process

I-140 approval represents a critical milestone, but not the final step. Converting approved EB-1 status into a physical green card requires either adjustment of status (if in the U.S.) or consular processing (if abroad).

Understanding Adjustment of Status

Form I-485 (Application to Register Permanent Residence or Adjust Status) transforms your approved EB-1 petition into permanent residency. The process requires:

  • Current priority date: Check the monthly Visa Bulletin to confirm your priority date is current
  • Lawful status: You must maintain valid nonimmigrant status or fall under protected categories
  • Medical examination: Form I-693 from a USCIS-designated civil surgeon ($200-$500) submitted with I-485
  • Biometrics: Fingerprints and photo at a USCIS Application Support Center
  • Interview: Required for some cases; waived for others based on USCIS discretion

Timeline for I-485:

  • Standard processing: 6-9 months for most cases
  • Biometrics appointment: Typically scheduled 2-4 weeks after filing
  • Interview: If required, scheduled 6+ months after filing
  • Decision: Approval, denial, or request for additional evidence

Concurrent Filing: If your priority date is current when filing I-140, you can submit I-485 concurrently - collapsing the timeline from 18-24 months to 12-15 months total.

Consular Processing Explained

For applicants outside the U.S. or those who prefer consular processing, the path runs through the National Visa Center (NVC) and U.S. consulates:

  • Step 1: After I-140 approval, USCIS sends your case to NVC
  • Step 2: NVC requests Form DS-260 and supporting documents
  • Step 3: NVC schedules your visa interview at the U.S. consulate in your home country
  • Step 4: Attend interview with required documents (passport, civil documents, financial evidence, medical exam)
  • Step 5: If approved, receive immigrant visa stamp allowing U.S. entry
  • Step 6: Green card mailed to U.S. address within 90 days of entry

Consular processing typically takes 6-12 months after I-140 approval, depending on consulate workload and country-specific factors.

Common Pitfalls to Avoid

Several issues can derail otherwise straightforward adjustment cases:

  • Medical exam timing: Ensure I-693 submission timing aligns with USCIS requirements
  • Status violations: Any period of unlawful presence complicates adjustment; consult immigration counsel
  • Criminal history: Even minor offenses may trigger inadmissibility findings requiring waivers
  • Public charge concerns: I-944 no longer required, but financial evidence still matters
  • Travel during processing: Advance Parole (Form I-131) required for international travel without abandoning I-485 (for non-dual-intent visa holders)

Alma's adjustment of status bundle ($2,000 for adults, $1,500 for children under 14) streamlines this complex process with expert guidance at every step.

Comparing EB-1 with Other Employment-Based Green Cards (EB-2, EB-3)

Understanding how EB-1 compares to other employment-based categories helps you choose the optimal strategy for your circumstances.

EB-1 vs. EB-2: Key Differences

The EB-2 category serves professionals with advanced degrees or exceptional ability. While EB-2 seems similar to EB-1, critical distinctions exist:

  • EB-1 does not require labor certification, while EB-2 does unless it is a National Interest Waiver (NIW). The EB-1 category requires “extraordinary” ability (top in the field); EB-2 standards are “exceptional ability” or advanced degree. NIW cases are evaluated on whether the applicant’s work is in the national interest and meets the USCIS’s three-prong standard.
  • Processing time for EB-1 is 12–24 months, with a backlog of 3-4+ years for India/China nationals. Under EB-2, backlog is 12+ years for India nationals, 3-5+ years for China nationals. Self-petitioning is possible for EB-1A and EB-2 NIW, but not for standard EB-2 (PERM).
  • EB-1 approval rates are around 60% for EB-1A and 84% for EB-1B, while EB-2 varies by subcategory. Attorney fees are about $10,000 for EB-1A/B/C and EB-2 NIW; the traditional EB-2 (PERM) process typically totals $12,000 ($8,000 PERM plus $4,000 I-140).

The National Interest Waiver provides the closest EB-2 alternative to EB-1A's self-petition capability. NIW applicants must demonstrate their work benefits U.S. national interests and that waiving labor certification serves the country.

For many STEM professionals, concurrent EB-1 and EB-2 NIW filings provide backup protection. If EB-1 receives RFE or denial, the EB-2 NIW preserves an earlier priority date if successful.

When to Consider EB-3

The EB-3 category encompasses skilled workers, professionals, and unskilled workers. While EB-3 has lower qualification standards than EB-1 or EB-2, significant drawbacks exist:

  • Long wait times: India nationals face 10+ year backlogs
  • Labor certification required: Adds 12-18+ months PERM processing
  • Employer dependence: Cannot self-petition; tied to sponsoring employer
  • Limited career mobility: Job changes restart the entire process unless AC21 portability applies (although priority date may be retained if prior I-140 approved)

EB-3 makes sense primarily when EB-1 and EB-2 don't fit your qualifications. The "downgrade strategy" in which EB-2 applicants file a second I-140 in the EB-3 category to preserve an earlier priority date, requires careful legal analysis.

Strategic Considerations for Applicants

Choosing between EB-1, EB-2, and EB-3 requires analyzing:

  • Qualification strength: Do you meet EB-1 extraordinary ability standards, or would EB-2 exceptional ability fit better?
  • Country of birth: India and China nationals face severe EB-2/EB-3 backlogs but shorter EB-1 waits
  • Employer support: EB-1B/C and EB-2/EB-3 PERM require employer sponsorship; EB-1A and EB-2 NIW allow self-petition
  • Timeline urgency: Need green card within 2 years? EB-1 offers the only realistic path
  • Budget: Attorney fees typically range from $10,000-$15,000 total for EB-1 versus similar amounts for EB-2 NIW or PERM-based petitions

Many applicants pursue dual strategies - filing both EB-1 and EB-2 NIW concurrently to maximize approval odds while preserving the earliest priority date.

The Role of Legal Counsel in Your EB-1 Application

While USCIS allows self-petition for EB-1A cases, attorney-assisted applications achieve dramatically higher approval rates - approximately 60% with professional guidance versus lower rates for DIY attempts.

Why Hire an Immigration Attorney?

Immigration attorneys provide strategic value at every stage:

  • Case assessment: Experienced counsel evaluates whether your profile genuinely meets EB-1 standards or if EB-2 NIW offers a better path. This prevents wasting months of preparation and thousands of dollars in filing fees on unwinnable cases.
  • Evidence strategy: Attorneys identify which of your achievements matter most to USCIS and how to frame them. The difference between "I published 20 papers" and "My research, cited 1,200+ times, changed how the field approaches X problem" can determine approval versus denial.
  • Recommendation letter management: Drafting letters that provide specific, credible evidence rather than generic praise requires legal expertise. Attorneys guide recommenders to cite concrete examples and objective metrics that resonate with USCIS adjudicators.
  • Petition drafting: The petition letter synthesizes your evidence into a compelling legal narrative. This 15-20 page document must demonstrate you meet USCIS standards while telling a coherent story about your extraordinary contributions.
  • RFE response: Attorney-crafted responses address USCIS concerns while maintaining the petition's strengths, achieving approval in cases that DIY applicants might abandon.

Alma's Approach to EB-1 Cases

Alma reimagines immigration services by combining expert attorneys with technology-enabled workflows. Our EB-1 practice delivers:

  • Guaranteed 2-week turnaround that keeps cases moving efficiently
  • Transparent pricing: $10,000 flat fee for EB-1A/B/C (no surprise charges)
  • Real-time tracking through Alma's client portal - you always know your case status
  • Up to 3 consultations per case for ongoing guidance
  • Comprehensive RFE response included in flat fee (competitors often charge extra)

For startup founders and growing companies, Alma's business immigration platform manages multiple cases with compliance tracking, renewal alerts, and HRIS integration.

Benefits of Expert Guidance

Beyond higher approval rates, attorney representation provides:

  • Risk mitigation: Avoiding denials that require re-filing ($3,000-$5,000 lost fees plus 12-18 months delay)
  • Faster processing: Strategic use of premium processing, concurrent filing, and optimized documentation
  • Peace of mind: Immigration law changes constantly; experienced counsel navigates evolving policies
  • Long-term planning: Attorneys advise on maintaining status, travel restrictions, and green card to citizenship pathway
  • Business continuity: For employer-sponsored cases, counsel ensures compliance with complex immigration regulations

The $10,000-$12,000 investment in attorney representation breaks even within months when considering the alternative: years-long backlogs in EB-2/EB-3 categories or high-risk DIY attempts.

Understanding Green Card Lottery and Other Pathways

While EB-1 offers the fastest employment-based route to permanent residency, other pathways exist for those who don't qualify or want backup options.

Diversity Visa Program Overview

The Diversity Visa (DV) Lottery allocates 55,000 Green Cards annually to countries with low U.S. immigration rates. Key facts:

  • Eligibility: Based on country of birth (not citizenship); major sending countries like India, China, Mexico excluded
  • Education requirement: High school diploma or two years qualifying work experience
  • Application: Free online registration during October-November annual window
  • Selection: Random lottery drawing; winners proceed to consular processing
  • Timeline: 12-18 months from selection to green card (if selected)

The DV lottery offers no guarantees - millions apply for 55,000 visas - but provides a zero-cost option for eligible applicants. Please note as of January 2026, the Diversity Lottery is currently on hold but has not been permanently abolished.

Family-Based Immigration Options

Family-sponsored Green Cards serve U.S. citizens and permanent residents sponsoring relatives:

  • Immediate relatives (spouses, unmarried children under 21, parents of U.S. citizens who are at least age 21 years): No numerical limits or waiting periods
  • Family preference categories: Siblings, married children, adult children of permanent residents face substantial backlogs that can extend many years depending on category and country; check the Visa Bulletin for current priority dates

Family-based paths are available when you have qualifying relationships. They operate independently from employment-based categories and you can pursue both simultaneously.

Other Avenues to Permanent Residency

Additional specialized pathways include:

  • Asylum/Refugee status: For those fleeing persecution based on protected grounds
  • U visa: For crime victims assisting law enforcement
  • T visa: For human trafficking victims
  • Special immigrant categories: Religious workers, international organization employees, others
  • Registry: Long-term undocumented residents (extremely limited circumstances)

Each pathway serves specific situations. For most high-skilled professionals reading this article, employment-based categories offer the most viable routes to permanent residency.

Frequently Asked Questions

Can I upgrade from EB-2 or EB-3 to EB-1 and keep my priority date?

In most cases, you can retain the earliest priority date from any approved EB-1, EB-2, or EB-3 I-140 under 8 C.F.R. § 204.5(e). When your new EB-1 petition is approved, you are generally entitled to use the earlier approved petition’s priority date for visa-queue purposes, as long as that earlier petition was not revoked for fraud, willful misrepresentation, or material USCIS error. If you have both an approved EB-2 or EB-3 I-140 and an approved EB-1 I-140, you can usually retain the earlier priority date when you file or update your I-485, which is especially important for applicants from retrogressed countries such as India or China. Many applicants benefit from filing EB-1 as soon as they credibly qualify, rather than waiting to “preserve” EB-2/EB-3 dates. Always consult experienced immigration counsel before pursuing this strategy.

What happens if my EB-1 petition gets denied?

A denial generally does not, by itself, cancel your current immigration status or other pending petitions, and you still have several options: file a motion to reconsider or reopen if you believe USCIS made legal or factual errors, or in many cases appeal the decision to the Administrative Appeals Office (AAO) for EB-1A, EB-1B, and EB-1C cases. You can also strengthen your evidence and refile after 6–12 months of additional credential-building, or pursue alternative categories like EB-2 NIW. Denials often result from insufficient or poorly organized evidence rather than true ineligibility, and working with experienced counsel on a re-filed petition frequently leads to a different outcome.

How does EB-1 priority date retrogression affect my timeline?

While EB-1 traditionally had no backlogs, India and China applicants now face priority dates retrogressed to Aug 1, 2023 as of January 2026, meaning even with an approved I-140, you cannot file I-485 or proceed with consular processing until your priority date becomes current. Monthly Visa Bulletin updates show movement - sometimes priority dates advance several months, other times they remain static. The retrogression affects when you receive your green card but not I-140 processing times; premium processing still delivers 15-business-day I-140 decisions for EB-1A/B (approximately 3 weeks) or 45-business-day decisions for EB-1C regardless of visa availability.

Can I self-sponsor an EB-1A while working on H-1B for an employer?

Yes, EB-1A self-petition operates completely independently from your H-1B employer sponsorship, so you can file EB-1A while maintaining H-1B status without informing your employer. This provides strategic advantages: you maintain job flexibility (not tied to your employer for green card), and if EB-1A succeeds, you can port your approved petition to any U.S. employer or start your own company. Many H-1B professionals pursue EB-1A self-petition while their employer simultaneously sponsors EB-2 or EB-3 as backup; the two processes don't conflict.

What evidence proves I'm in the "small percentage at the very top" of my field?

USCIS evaluates the totality of evidence rather than checking boxes, with compelling indicators including: citation metrics in the top 1-5% of your field, h-index significantly above field averages, awards requiring national/international competition with documented low acceptance rates, invitation-only memberships where you can prove exclusivity, and high salary in top 10% for your occupation. Peer review or judging for major grants (NIH, NSF) or prestigious journals, plus recommendation letters from recognized leaders citing specific extraordinary contributions, strengthen your case. Generic accomplishments shared by thousands of professionals don't demonstrate "extraordinary" status - you need clear evidence of standing out.

Should I file EB-1 and EB-2 NIW concurrently, or wait to see if EB-1 succeeds?

Concurrent filing provides strategic insurance for relatively modest additional cost, as both EB-1A and EB-2 NIW allow self-petition without employer involvement. If EB-1 receives an RFE or denial, your EB-2 NIW preserves an earlier priority date - critical for India and China nationals facing backlogs. The additional attorney fees ($10,000 EB-1 + $10,000 EB-2 NIW = $20,000 total) may seem substantial, but the only filing fee you pay twice is the I-140 filing fee of $715, much of the evidence overlaps, and having two approved petitions provides maximum flexibility while saving years versus waiting for EB-1 outcome then starting EB-2 from scratch.