DisclosureLens
UnknownGovernmentGovernmentCustomer Data InvolvedPIIIdentity (basic)Government IDMedium

Massachusetts Department of Revenue

bd_1091069755f3176b · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Apr 16, 2026

To disclose

—

Affected

3state residents only

Confidence

67%
Full breach record for Massachusetts Department of Revenue →44 incidents on file

The Commonwealth of Massachusetts Department of Revenue notified individuals that unauthorized access occurred to their personal information. The notice is a template with placeholder dates ('DATE') and does not specify the exact date of the incident, the number of affected individuals, or the specific method of unauthorized access. The Department is offering 24 months of credit monitoring through Experian.

Incident timeline — partial

? — ?

Breach window unknown

Apr 16, 2026

Filed

—

No filing yet · watching

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed3 affectedView incident

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.