Plymouth ADU Bylaw Analysis

NOT UPDATED

Provision-by-provision analysis of Plymouth's ADU bylaw against Massachusetts Chapter 150 and 760 CMR 71.00. 3 inconsistent provisions identified.

Plymouth Bylaw Consistency

Plymouth Zoning Bylaw §205-51 · Last updated October 2024

Last reviewed: February 15, 2026

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What This Means

Plymouth has 3 inconsistent provisions on the books that haven’t been reviewed by the AG. Owner-occupancy and lot frontage requirements mirror provisions struck down in other towns. These are preempted by state law but may still be applied locally.

Permit Activity

34 of 42 approved (81%)Share of 2025 applications approved in 2025

Approved (34) Denied (8) Pending (0)

View Plymouth ADU permit data →

Data Provenance

Reviewed: February 15, 2026

AG action: None

Bylaw source: Zoning Bylaw · retrieved February 19, 2026

Version date not published; analysis based on publicly available text retrieved February 19, 2026

10 provisions analyzed against Chapter 150

Full Compliance Analysis Available

We've mapped 10 provisions in Plymouth's ADU bylaw against Massachusetts Chapter 150. Enter your details to get the full provision-by-provision analysis.