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How can a multifamily office coordinate cross-border banking relationships and reporting?

Short answer

We coordinate banks through one documented ownership map, one reporting calendar, and clear responsibility for each account. The office gathers tax residency, beneficial ownership, and account data in a controlled record. Banks perform their own checks. Our job is to keep information consistent, complete, and ready for authorized advisers and applicable reporting processes.

Use controls that make discrepancies visible

Reconcile bank statements to the general ledger and investment records by account and currency. Investigate differences in balances, income, withholding, fees, and ownership details before reports are prepared. Use a standard naming convention for entities and accounts so records from different banks can be matched.

Hold a scheduled review with the family office, relationship managers, and authorized tax or legal advisers. Review changes in residence, citizenship, control, entity status, authorized signers, and dormant or closed accounts. Ask each bank what data it supplies, in what format, and under which local reporting process. The family office coordinates information and deadlines. Each bank and adviser remains responsible for its own regulated work. This page is educational, not legal or tax advice.

If you don't make things clear and simple, and if you can't make things simple. the subconscious read on that is that it's not for them and people don't invest in things that confuse them typically. And it's your job to make it simple.

Richard C. Wilson, Family Office ClubRichard C. Wilson, Top 5 Strategic Investor Conversations + 3 AI Developments to Watch

Sources

  1. OECD, Consolidated text of the Common Reporting Standard 2025
  2. US Department of the Treasury, Foreign Account Tax Compliance Act

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