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Cross-Border Tax (U.S.–Canada)

Ottawa to San Antonio: The JBSA Corridor, the Ontario Surtax, and Zero State Income Tax

Reviewed by the Fairlight Accounting cross-border tax team — U.S. & Canadian Tax Desks

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Joint Base San Antonio hosts the Air Force's cyber and information warfare commands, and its contractor base is one of the most direct landing spots for Ottawa's CSE and DND cybersecurity workforce. The move is a 16-point rate drop: Ontario's combined top rate of about 53.5% becomes a federal-only 37%.

Key takeaways

  • Ontario's roughly 53.5% top rate, including the provincial surtax, sets the departure tax. On a $300,000 unrealized gain, about $80,000.
  • Texas has no state income tax; US tax is federal only.
  • A Canadian public service pension paid to a Texas resident is taxed federally with Canadian withholding capped at 15% under the treaty once NR301 is filed; Texas adds nothing.
  • 13% HST becomes 8.25% sales tax in San Antonio.
  • OHIP ends on permanent departure. Clearance roles require a green card or citizenship, which sets the US residency start.

The Ontario departure

Departure tax applies to non-registered investments, private company shares, crypto, and foreign property at fair market value on the departure date. Ontario real estate, RRSPs, TFSAs, and registered pensions are excluded. Report on Form T1243, list holdings on Form T1161 if the total exceeds $25,000. The Ontario surtax ends on departure. OHIP ends on permanent departure.

The federal pension

Under Article XVIII of the treaty, Canadian tax on periodic pension payments to a US resident is capped at 15%; file NR301 before the first post-departure payment. The US taxes the pension federally with a foreign tax credit. Texas adds nothing. CPP and OAS are taxable only in the US.

San Antonio's side

No income tax; Bexar County property tax near 2% effective with a homestead exemption and a 10% annual appraisal cap; 8.25% sales tax; no estate tax; strong homestead creditor protection. Home prices are among the lowest of any major Texas metro.

The RRSP in Texas

Untouched on departure, federally deferred under the treaty, with no Texas layer. Withdrawals face 25% Canadian withholding on lump sums, 15% on periodic RRIF payments within the treaty limit, with a US foreign tax credit.

Who makes this move

CSE and DND cybersecurity professionals to Joint Base San Antonio's contractor base, Ottawa intelligence analysts to the Air Force's information warfare mission contractors, federal IT staff to USAA and the city's financial services employers, and Ottawa military retirees to the San Antonio veteran community.

Worked example

A former CSE analyst moves to San Antonio on August 31 with $160,000 of unrealized gain in a non-registered account, $450,000 in an RRSP, and an Orleans home sold in the departure year.

  • Departure tax. $160,000 gain, $80,000 taxable, at about 53.5%: roughly $43,000.
  • Home. Sold as a resident under the principal residence exemption.
  • RRSP. No tax on departure; periodic withdrawals later at 15%.
  • San Antonio. No state income tax. HST 13% becomes sales tax 8.25%. Property tax on a $500,000 home around $10,000 before homestead.

Official sources

"Pensions may also be taxed in the Contracting State in which they arise and according to the laws of that State; but if a resident of the other Contracting State is the beneficial owner of a periodic pension payment, the tax so charged shall not exceed 15 per cent of the gross amount of such payment." — Canada-United States Tax Convention, Article XVIII(2)(a), https://www.canada.ca/en/department-finance/programs/tax-policy/tax-treaties/country/united-states-america-convention-consolidated-1980-1983-1984-1995-1997.html

"When you leave Canada, you are considered to have sold certain types of property (even if you have not sold them) at their fair market value (FMV) and to have immediately reacquired them for the same amount. This is called a deemed disposition and you may have to report a capital gain (also known as departure tax)." — Canada Revenue Agency, Leaving Canada (emigrants), https://www.canada.ca/en/revenue-agency/services/tax/international-non-residents/individuals-leaving-entering-canada-non-residents/leaving-canada-emigrants.html

"Texas imposes a 6.25 percent state sales and use tax on all retail sales, leases and rentals of most goods, as well as taxable services. Local taxing jurisdictions (cities, counties, special purpose districts and transit authorities) can also impose up to 2 percent sales and use tax for a maximum combined rate of 8.25 percent." — Texas Comptroller of Public Accounts, Sales and Use Tax, https://comptroller.texas.gov/taxes/sales/

Practitioner note

The clearance application asks about foreign financial interests, and a Canadian pension, RRSP, and bank accounts have to be disclosed consistently with the FBAR and Form 8938. We keep the two disclosures reconciled, because an inconsistency between them stalls a clearance.

See also: Weighing Florida instead? See the Canada-to-Florida guide, or the same city's Ottawa to Miami guide.

Next step

Fairlight prepares the Ontario departure return, the pension withholding paperwork, and the first-year US return for San Antonio clients. See cross-border pricing or book a call.

Cross-border taxes, handled in one place

U.S. and Canadian filings prepared together by our U.S. and Canadian Tax Desks.

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