Plain-language notes on U.S. tax deadlines, IRS letters, cross-border reporting and running a small business, written by the CPAs who handle these questions every day.
H-1B/L-1/O-1 days generally count for SPT; FICA usually applies; NRAs use Notice 1392 for Form W-4; switch 1040-NR→1040 after residency. Cary/RTP tech｜YCL Free Consultation.
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Visa status ≠tax residency. Self-check the 31+183 weighted Substantial Presence Test, Form 8840 closer connection, and student exempt days—Cary/RTP compliance planning.
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Articles are general information, not tax or legal advice for your specific situation.
