Latest / California / March 2026
Oklahoma Tax Commission
Oklahoma Tax Commission notified California AG on Mar 27, 2026 of a data breach, which occurred on Dec 20, 2025. Data exposed: Social Security number, Name.
All 3 filings by Oklahoma Tax Commission, state by state · Case file (dates, days to notice against the statute, what the letter offers, prior incidents)
- Organization
- Oklahoma Tax Commission
- Source
- California AG · source record
- Date reported
- Mar 27, 2026
- Date(s) of breach
- Friday, July 5, 2024Saturday, December 20, 2025
- Residents affected
- Not published by this source
- Data exposed
- Social Security number Name
- Notice letter
- Sample notice (PDF)
- Discovered
- Dec 20, 2025, as stated in the letter"The OTC’s investigation determined there was unauthorized access to certain W-2 and 1099 files within the OkTAP system between July 5, 2024 - December 20, 2025."
- Days to notice
- 97 days from discovery (Dec 20, 2025) to the California record (Mar 27, 2026). Statute: 30 days from discovery or notification of the breach (Cal. Civ. Code § 1798.82). Over the statutory period
- Offered in the letter
- 12 months of credit or identity monitoring through Experian
- Third party
- The letter attributes the incident to a vendor or service provider
- First seen by BreachTally
- 2026-10-30 15:27 UTC
Dates and counts as filed by the organization with the agency. The breach window and the report date often differ by months.
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Other filings by Oklahoma Tax Commission
| Organization | State | Reported | Residents affected |
|---|---|---|---|
| Oklahoma Tax Commission | TX | Mar 30, 2026 | 4,177 |
| Oklahoma Tax Commission | MA | Mar 27, 2026 | 62 |
Data reproduced from a public government filing. Spot an error? Email support@breachtally.com with the record link. Corrections are applied and noted.