The Department of Labor (DOL)’s new Project Firewall has become a much discussed—and misunderstood—development in U.S. business immigration. Announced in September 2025, this initiative signals an increased focus on federal enforcement of the H-1B visa program. While employers are right to take notice, some of the conversation around Project Firewall has been driven by speculation. Below, we seek to separate fact from fiction to help HR leaders, compliance officers, and global mobility teams prepare effectively.

Fact vs. Fiction #1: Project Firewall Is Just Another Routine Audit Program

Fiction: Project Firewall is business as usual—another compliance program with limited reach.

Fact: Project Firewall is one of the most aggressive H-1B enforcement initiative in more than a decade.

  • It enables “secretary-certified investigations,” giving the secretary of labor authority to personally initiate high-priority employer audits.
  • The initiative expands interagency data sharing between DOL, Department of Homeland Security, and Department of State to create a more unified enforcement network.
  • Early indications show targeted audits of employers with patterns of offsite placement, wage-level discrepancies, or unusually high H-1B ratios.

Takeaway: Employers might expect deeper, faster, and more coordinated investigations that go beyond traditional wage-and-hour audits.

Fact vs. Fiction #2: Only Large Tech Companies Are Affected

Fiction: Enforcement will focus solely on major tech firms or outsourcing companies.

Fact: Project Firewall is industry neutral. While data-driven targeting may prioritize large users of H-1Bs, smaller employers may be equally exposed if red flags appear—such as inconsistent job titles, frequent amendments, or third-party worksite placements.

Takeaway: Mid-sized and niche employers (including startups and consulting firms) should not assume immunity.

Fact vs. Fiction #3: Employers May ‘Fix’ Compliance Issues Later

Fiction: If issues arise, they may be corrected retroactively by paying fines.

Fact: Under Project Firewall, noncompliance may lead to debarment, not just civil penalties, impacting employers’ ability to sponsor new H-1B visas in the future.

  • Employers found to have committed serious or willful violations may be barred from filing H-1B petitions for a period of years.
  • Back-wage orders, public disclosure, and potential referrals to USCIS for status revocation are possible penalties.

Takeaway: Compliance must be proactive—rectifying issues after a DOL inquiry may no longer be sufficient.

Preparing for the Firewall Era: Practical Considerations for Employers

  1. Conduct an internal H-1B audit. Review LCAs, job titles, and wage levels for consistency and accuracy.
  2. Document everything. Keep records of worksite locations, job duties, and changes in employment conditions.
  3. Train HR and project managers. Ensure everyone involved understands LCA posting, amendment triggers, and documentation rules.
  4. Monitor third-party placements. Ensure vendors and clients understand and adhere to compliance obligations.

Conclusion

Project Firewall represents a new enforcement paradigm for employment-based immigration. The era of “checklist compliance” is over—now, employers must demonstrate active, documented adherence to the spirit and letter of H-1B regulations. The right preparation may help companies navigate this environment confidently, protect their foreign talent pipelines, and reduce exposure to costly investigations.

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Photo of Kate Kalmykov Kate Kalmykov

Kate Kalmykov is based in our New York and New Jersey offices and has over two decades of experience in business immigration matters. Kate currently Co-Chairs the Global Immigration & Compliance Practice at Greenberg Traurig. In this role, she works with employers of

Kate Kalmykov is based in our New York and New Jersey offices and has over two decades of experience in business immigration matters. Kate currently Co-Chairs the Global Immigration & Compliance Practice at Greenberg Traurig. In this role, she works with employers of all sizes across a variety of industries in understanding and complying with the immigration laws relating to the hiring and retention of foreign talent. Specifically, her practice focuses on supporting clients and advising them on temporary and permanent residency immigration options for multi-national executive, business, scientific, and information technology personnel. In addition, her practice provides support to companies in the global transfer of personnel. Known by her clients for her out-of-the-box thinking, responsiveness and hands-on approach, Kate is often called upon to assist in developing immigration options and strategies in the most unique circumstances and to respond to complex Requests for Evidence (RFEs), Notices of Intent to Deny (NOIDs) or to appeal denied cases. Likewise, she has also been instrumental in developing employer compliance programs for DOL related filings including H-1Bs and PERMs, as well as for I-9 employment eligibility verification. To this end, she develops and conducts nationwide I-9 compliance trainings and policy manuals for human resources personnel, advises on best practices for E-Verify employers, provides guidance on avoiding immigration-related unfair employment practices claims and has defended and minimized penalties in immigration-related government audits. Kate regularly works with professionals from the firm’s labor, employment, tax and benefits groups, to provide strategic planning on immigration issues within a cross-border framework.

Kate also has deep experience working on all aspects of the EB-5 immigrant investor program. Kate has worked with real estate developers, private equity funds, and other organizations on applications to designate new EB-5 Regional Centers, applications for pre-approval of EB-5 projects; having projects adopted by existing EB-5 Regional Centers; structuring projects to be EB-5 compliant, the sale of existing EB-5 Regional Centers, preparing template I-526 petitions and advice on structuring direct EB-5 projects. Pursuant to the requirements introduced under the EB-5 Reform and Integrity Act, Kate works with EB-5 Regional Centers, EB-5 Projects, Overseas Migration Agents and Broker/ Dealers to develop internal programs for ongoing compliance and to prepare USCIS I-956, I-956F, I-956,G, I-956H, I-956K submissions. Kate has represented thousands of investors in obtaining their green cards through EB-5 regional center projects, as well as direct EB-5 investment opportunities. She also represented and structured the largest EB-5 offering in the Program’s history and has over the course of her career structured over $12 billion in EB-5 deals.

Within the field of immigration law, Kate is a well-known speaker and author. She is often called upon by various media outlets to comment on topics of business immigration law including the Real Deal, the Wall Street Journal, and Law360. Kate has appeared on numerous TV programs related to immigration law including CNN, the Stoler Report, Vietface TV, and China Business Network. Kate is also a prolific writer on the topic of immigration and has been published in immigration practice handbooks for the American Bar Association, American Immigration Lawyers Association, ILW, and in news periodicals that include the New Jersey Lawyer, the New York Law Journal, the New Jersey Law Journal, USA Today, GlobeSt.com, and the Commercial Observer. At the request of the American Bar Association, Kate co-authored the book “What Every Lawyer Needs to Know About Immigration Law,” a guide for non-lawyers on immigration law practice. She has sat on numerous bar association related committees including the American Immigration Lawyers Association EB-5 Practice Committee, the New Jersey Business Immigration Coalition and has chaired the American Bar Association’s, Committee on Immigration and Naturalization, Section of Administrative Law since 2011. Kate has been recognized in various legal surveys including Chambers Global, New York Super Lawyers, the New Jersey Law Journal who ranked as her as a “New Leader of the Bar,” (formerly 40 under 40) in 2012, NJBIZ “Best 50 Women in Business,” 2019, National Law Review, “Go-To Thought Leader: Immigration Law,” 2022, and Lawdragon 500, Leading U.S. Corporate Employment Lawyers, 2020-2022.

Kate is devoted to pro bono matters and has spent extensive time helping clients fleeing conflict and persecution with asylum applications, applying for and obtaining Temporary Protected Status and Humanitarian Parole.