TN
That U.S. opportunity is worth a conversation. Explore professional work through the TN pathway.
Consider a Belcarra-based employee whose Canadian company wants to send them to a related U.S. office because of knowledge only a few people at the company hold. L-1B cases live or die on how clearly that knowledge and its business value are described, so preparation starts with writing that description well before any filing.
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Among TN, L-1A, L-1B, E-2, EB-5 and Gold Card, L-1B is built specifically for a specialized-knowledge transfer within one organization. Comparing it briefly against L-1A and TN helps confirm the transferee's actual role points to the right category.
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Write the case for why this knowledge is specialized before anyone else has to.

A specialized-knowledge case needs concrete detail: what the knowledge is, why it is not common in the industry, and why the receiving U.S. office needs it now. General praise for an employee's skill is not enough on its own.
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Establish that the Canadian and U.S. entities are related as parent, branch, subsidiary or affiliate, since L-1B depends on a genuine qualifying organizational link.
Confirm at least one continuous year of qualifying employment abroad within the three years before the transfer, and gather payroll or HR records that prove it.
Describe the specific product, process, technique or procedural knowledge involved and why it matters to the U.S. office's operations, not just the employee's general competence.
L-1B time in status is capped, so map the intended assignment length against that limit and think ahead about what happens if the project runs longer than expected.
If it is unclear whether the role is closer to specialized knowledge or a managerial function, use the journey tool or book a free initial consultation and bring both descriptions so they can be compared.
Find your pathwayPlanning from Belcarra? A free initial consultation is available remotely, so the employee and the sending company can join from wherever is convenient. We are not a law firm and collaborate with licensed U.S. attorneys where needed.
Let’s connectArrange a remote consultation to discuss your next steps.
USCIS guidance describes specialized knowledge as either a special knowledge of the company's product, service or processes and their application in international markets, or an advanced level of expertise in the organization's own procedures. It does not need to be held by only one person, but it does need to be described in specific, evidence-backed terms.
L-1B status is generally granted in increments and capped at a maximum of five years total, unlike the seven-year maximum available for L-1A executives and managers. That difference matters when planning a multi-year assignment.
No, but if it does not yet exist, the case takes on new-office considerations similar to L-1A, including a shorter initial approval period while the office becomes established. Confirm which situation applies before assuming a standard L-1B timeline.
If the transferring employee will primarily manage people or direct the U.S. operation, L-1A executive or manager criteria may fit better. If the role is a prearranged professional position rather than an intracompany transfer, TN could be worth comparing for Canadian citizens in a qualifying occupation.
Editorial source review: 2026-09-07.
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