Planning commission advances sweeping Chapter 134 code amendments, including ADU rules and data‑center standards

Oct 6, 2026

Cobb County staff presented a multi‑topic package of zoning code changes covering family definitions, ADUs, purpose‑built student housing and data‑center SLUP standards; commissioners moved multiple sections forward with modifications and a one‑year delayed effective date for ADUs to allow HOAs time to respond.

The full story

The Planning Commission on Oct. 6 advanced a broad package of Chapter 134 zoning amendments that would change how Cobb County defines families and single‑family dwelling units, create rules for accessory dwelling units (ADUs), and add new rules for purpose‑built student housing and data centers.

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