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The Letter About Your Information

Civ. Code 1798.82 — notice within 30 calendar days, and a sample to the Attorney General above 500

In California, the disclosure of a breach of the security of a data system that the section requires is made within 30 calendar days of discovery or notification of the breach, subject to the exceptions the section sets, such as a delay a law enforcement agency asks for.

Email
Who is toldWhen, as the section puts it
Who is toldEach affected residentWhen, as the section puts itWithin 30 calendar days of discovery or notification
Who is toldThe Attorney General, if more than 500 California residents are notified from a single breachWhen, as the section puts itA single sample copy of the notice, within 15 calendar days of notifying them
Who is toldSubstitute notice, where the section allows itWhen, as the section puts itIncludes posting the notice conspicuously on the business's website for a minimum of 30 days

What counts as personal information, the forms notice may take, and the exceptions for encrypted data are in the section and are not reproduced in full here. Whether a notice was required or on time is a question for the attorney general, a court, and a licensed California attorney.

Sources for this section (1)
  1. Civ. Code 1798.82 — Disclosure of a breach of security of a data system

Legal information, not legal advice. Verified as of September 2026. Applying it to a particular situation is the work of a licensed California attorney.

On the clock

One period on this page runs out. Each is stated above with its authority; this is the same thing with the date attached.

  • 30 calendar daysNotice to residents after a data breach · from discovery or notification of the breach

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