Cross-Border Tax Calculators
Free tools to help you understand your US-Canada tax obligations. All calculators run entirely in your browser — no data is sent to any server.
Substantial Presence Test
Calculate your weighted days to determine US tax residency status under IRC §7701(b).
Use Calculator →FBAR Penalty Estimator
Estimate potential penalties for unfiled FinCEN 114 (FBAR) reports based on your situation.
Use Calculator →Foreign Tax Credit Calculator
Estimate your FTC to avoid double taxation between US and Canada using Form 1116.
Use Calculator →Currency Reference
Three exchange rates, which form uses which, and why it matters for cross-border filing.
Use Calculator →