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Latest / Massachusetts / March 2026

Oklahoma Tax Commission

Oklahoma Tax Commission notified Massachusetts OCABR on Mar 27, 2026 of a data breach affecting 62 Massachusetts residents. Data exposed: Social Security number.

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
Massachusetts OCABR · source record
Date reported
Mar 27, 2026
Date(s) of breach
Not stated
Residents affected
62 (Massachusetts residents)
Data exposed
Social Security number
Notice letter
Not available
First seen by BreachTally
2026-10-30 19:58 UTC

Dates and counts as filed by the organization with the agency. The breach window and the report date often differ by months.

First seen by BreachTally at 19:58 UTC on Oct 30, 2026. New filings reach paid subscribers within 30 minutes of the agency posting, with the count, the data exposed and the letter. Start a 14-day free trial. We email you two days before the first charge and you cancel in one click.
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Information compromised, as listed

Organization type: State Government. Breached: Social Security numbers.

Other filings by Oklahoma Tax Commission

OrganizationSourceStateReportedResidents affectedData exposed
Oklahoma Tax Commission Texas AG TX Mar 30, 2026 4,177 Social Security numberName
Oklahoma Tax Commission California AG CA Mar 27, 2026 Not published Social Security numberName

Data reproduced from a public government filing. Spot an error? Email support@breachtally.com with the record link. Corrections are applied and noted.