Whether you're a Canadian living in the U.S., a U.S. citizen living in Canada, or a dual-status taxpayer, filing taxes across borders can be confusing and stressful — but it doesn’t have to be. At Maxwell Tax Advisory, we specialize in guiding individuals, families, and businesses through the complexities of U.S.-Canada tax filings, helping you stay compliant while minimizing your tax burden.
To make the process smoother, we’ve created this essential checklist to help you gather everything you need before your tax appointment.
Why Preparation Matters
Cross-border tax filing involves multiple jurisdictions, currency conversions, and overlapping deadlines. A single missing document can delay your filing or result in penalties. Being organized ahead of time means:
- Faster processing
- Lower risk of audits
- Fewer headaches for you
- Better strategic planning for next year
What You’ll Need – Tax Filing Checklist
Use this checklist as a guide. Depending on your unique tax situation, some items may not apply — and others may need extra documentation.
1. Personal Identification Documents
- Government-issued photo ID (passport, driver’s license)
- Social Insurance Number (SIN – Canada) and/or Social Security Number (SSN – U.S.)
- ITIN (if applicable)
- Previous year’s tax returns (Canada and/or U.S.)
2. Income Documents
- T4 / T4A slips (Canada employment income)
- W-2 or 1099 forms (U.S. employment or contractor income)
- Investment income slips: T5, T3, 1099-DIV, 1099-INT
- Foreign income summaries
- Rental property income statements
- Self-employment / business income (invoices, summaries)
3. Foreign Assets & Bank Accounts
- Foreign Bank Account Reports (FBAR): details of non-U.S. accounts >$10,000
- FATCA reporting info (if U.S. citizen or green card holder abroad)
- Cryptocurrency assets (including wallets and transaction logs)
4. Deductions & Credits
- RRSP / TFSA contribution summaries
- 401(k), IRA contributions (U.S.)
- Tuition and education receipts (T2202, 1098-T)
- Medical expenses (receipts and summaries)
- Childcare expenses
- Mortgage interest, property taxes (Canada and U.S.)
5. Residency & Travel Details
- Travel log of days spent in each country (especially important for Substantial Presence Test)
- Immigration status documents (visa, green card, PR card, etc.)
6. Business or Self-Employment Documents
- Profit & loss statements
- Expense receipts (home office, travel, software, etc.)
- Vehicle use logs (if claiming business use)
- GST/HST or U.S. sales tax filings
7. Real Estate Transactions
- Purchase/sale documents (U.S. or Canadian property)
- Closing statements
- Rental income and expenses
- Capital gains or losses summary
Pro Tip: Organize by Country
Because tax systems differ, we recommend separating documents into Canada and U.S. folders (digital or printed). This will save time during your consultation and ensure proper allocation of income and credits.
Book a Consultation with Maxwell Tax Advisory
Every cross-border situation is unique. Whether you’re a snowbird, dual citizen, or Canadian earning U.S. income, our team of experienced CPAs and cross-border tax professionals is here to guide you.
Book a Cross-Border Tax Consultation Now
We’ll help you file confidently and compliantly — with no missed forms, no penalties, and no surprises.
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