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Case NotesJune 30, 2026· 2 min read

Can the Other Side See My Tax Returns? New York's High Bar for Tax Return Discovery

Williams v New York City Housing Authority (1st Dept 2005): disclosure of tax returns in litigation is disfavored — the party seeking them must make a strong showing of necessity.

Williams v New York City Hous. Auth., 22 AD3d 315 (1st Dept 2005)

Few discovery demands feel as invasive as a request for your tax returns. New York law shares that intuition. Williams states the settled rule in the First Department — and it protects litigants more than many people realize.

The rule

"Disclosure of tax returns is disfavored. The party seeking disclosure must make a strong showing of necessity and demonstrate that the information contained in the returns is unavailable from other sources." (Williams, 22 AD3d at 316, internal quotation marks and citation omitted.)

Two independent hurdles, both on the party demanding the returns:

  1. Necessity — not convenience, not curiosity. The information must genuinely be needed for the case.
  2. No alternative source — if the same facts can come from W-2s, pay stubs, employer records, bank statements, or deposition testimony, the returns stay private.

Why courts protect tax returns

Tax returns aggregate a person's entire financial life — income sources, family structure, investments, medical deductions, charitable giving. Handing them over exposes far more than any single issue in a lawsuit usually justifies. Courts treat them as confidential by default and force the requesting party to earn access.

What this means for you

In plain English: just because you're in a lawsuit doesn't mean your tax returns are an open book.

  • If you've sued someone — say, for an injury that affected your earnings — the defense doesn't automatically get your returns. They must convince the court there's no other way to get the specific information.
  • If you need financial information from the other side, plan for this hurdle: pursue pay records, business records, and testimony first, and be ready to show the court why those sources came up short.

Discovery in New York is broad, but it is not boundless. Knowing where the lines are — and objecting when a demand crosses them — is part of protecting yourself in litigation.

This case note is attorney commentary for general information — it is not legal advice about your situation. Every case turns on its own facts.

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