A Nanaimo professional considering more than one US engagement should identify the employer relationships before assembling a TN file. Two client names may represent one employer’s assignments or separate employment. The documents should explain the actual structure and the professional work rather than assume the same authorization covers everything. The first practical decision is whether the record describes one true employer arrangement or several. Make a document register before collecting credentials: identify the signer, payer, supervisor, worksites, professional duties and the document that verifies each item. This avoids spending time on an elegant degree package before confirming that the employment structure is the one the application will describe. Hypothetical example: A Canadian geologist specializing in hydrology is asked to advise a New Mexico water utility through a consulting firm, while the utility also sends her daily assignments. She must decide which entity is the actual employer for TN purposes and obtain records that explain the consulting relationship rather than leaving two competing descriptions in the file.
Map the agreements
Identify the entity engaging the applicant, compensation and any customer or staffing intermediary. Connect the proposed work to the actual contract. A client itinerary is useful context but does not replace an employment explanation. The employment explanation should be internally consistent. Read the offer, compensation terms, project agreement and work schedule together, then list every difference. The person with authority to sign should be able to explain why customer direction does not change the employing relationship, if that is the case. Do not use an itinerary to imply an employment fact that the contract contradicts.
Complete the professional evidence
Compare the duties with the listed profession and the applicant’s specific qualifications. Establish eligible Canadian or Mexican citizenship. Collect relevant academic, experience or licensing evidence according to the exact rule rather than assuming a broad professional title is sufficient. For the selected profession, work backward from the exact qualification rule. Obtain the diploma, transcripts, licence or experience evidence that actually answers it, plus a reliable evaluation when a foreign credential needs interpretation. The decision may be to choose a different lawful route if the record does not meet the specified credential requirement. Professional success does not replace a required educational or licensing record.
Check the permission for the next engagement
Review the actual petition, visa or admission procedure and any change or additional employment requirements. An existing TN document is not an unrestricted US work permit. Confirm the scope before the applicant begins a new assignment. Choose the correct process before booking travel. Canadian citizens can generally request classification during inspection or preclearance, while an employer may use an I-129 filing where appropriate; Mexican citizens generally need a TN visa before admission. The category cannot be used for U.S. self-employment; any ownership stake should be disclosed, and sole or controlling ownership ordinarily makes work for that entity substantive self-employment. A changed employer, client structure or duty set should be analyzed before the new work begins.
What else is on your mind?
Is a matching job title enough for TN?Can years of experience replace a degree for TN?Can my own U.S. company employ me under TN?Can my spouse work if I hold TN status?Editorial source review: 2026-09-07. General preparation guidance, not an individual assessment.