Local explainer

Wellesley — Permit & Bylaw Explainer

Tree Protection & Preservation bylaw overview—common triggers, submittals, fees, and contacts.

Typical triggers (examples)

Removal of protected trees above threshold DBH.
Construction activity within a critical root zone distance.
Trenching / grade changes near protected trees.

Note: Always confirm the exact DBH thresholds and definitions in the current bylaw text.

What you may need to submit

Arborist-authored Tree Protection Plan (TPP) aligned with town checklist.
Inventory with DBH, species, condition; numbered map exports matching plan set.
Fence layout & protection notes; supervision and monitoring plan.

Fees (examples)

Application fee and/or mitigation/escrow in accordance with bylaw.

Contacts

Planning / Natural Resources office (see official town directory).
Inspectional Services for permit routing.

This page is educational and not legal advice. Verify against current official documents before action.

CRZ quick calculator

CRZ quick calculator

DBH (inches)

Policy multiplier (ft per inch)

1.0 1.5 Other

There’s no universal CRZ formula; some jurisdictions use 1.0 ft/in, others 1.5 ft/in. Verify locally.

Units (output)

Species (optional)

Work context (optional) Trenching within CRZ
Grade change within CRZ
On-site monitoring requested

CRZ radius: – ft (– m)
CRZ area: – sq ft (– sq m)

Spec note (copyable)

Educational tool; not legal advice. Cite which bylaw/spec your multiplier follows in submittals.

Official sources

“Can I proceed?” — quick intake

Non-legal advice. We’ll confirm applicable triggers and submittals for your site.

Educational content only. Verify against current bylaws and official guidance; this is not legal advice.