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ARTICLE · 13 SEPTEMBER 2026

Delaware Consumer Privacy And Data-Breach Law Updates

Jackson Lewis P.C.
Jackson Lewis P.C.
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On September 2, 2026, Delaware’s Governor signed House Bill (HB) 380 and HB 381. HB 380 amends the Delaware Personal Data Privacy Act (DPDPA), which was enacted in 2023 and became effective January 1, 2025. HB 381 separately amends Delaware’s computer security breach notification law.

United StatesPrivacy
Joseph Lazzarotti
Joseph Lazzarotti

On September 2, 2026, Delaware’s Governor signed House Bill (HB) 380 and HB 381. HB 380 amends the Delaware Personal Data Privacy Act (DPDPA), which was enacted in 2023 and became effective January 1, 2025. HB 381 separately amends Delaware’s computer security breach notification law.

In short, what changes were made to the Delaware privacy and data-breach laws?

Together, the bills expand the businesses and data covered by existing law, increase protections for sensitive data, impose new vendor-management and automated decision-making requirements, and strengthen breach-notification obligations.

When do the changes take effect?

The HB 380 amendments to the DPDPA take effect January 1, 2027, while the HB 381 amendments to the breach-notification law take effect upon signing.

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