Zoning & land use — Châteauguay, Quebec

What can I build? Do I need a development permit?

The Town of Châteauguay, Quebec has 9 adopted bylaws on file: Règlement de construction (Z-3300); Règlement de lotissement (Z-3200); Règlement de zonage Z-3001 — Annexe B, Grille de classification des usages; Règlement de zonage Z-3001 — Chapitre 1, Dispositions déclaratoires et administratives; Règlement de zonage Z-3001 — Chapitre 2, Dispositions interprétatives; Règlement de zonage Z-3001 — Chapitre 3, Dispositions relatives aux usages principaux; Règlement de zonage Z-3001 — Chapitre 4, Dispositions relatives aux usages additionnels; Règlement de zonage Z-3001 — Chapitre 5, Dispositions relatives aux usages accessoires; Règlement relatif aux permis et certificats (Z-3400), verified 2026-08-23.

Règlement de construction (Z-3300) adopted bylaw

Building-construction standards tied to permit issuance: structural/safety requirements, foundation and site-servicing rules.

Règlement de lotissement (Z-3200) adopted bylaw

Subdivision-control bylaw: minimum lot dimensions/frontage, street design standards, and conditions for cadastral subdivision operations.

Règlement de zonage Z-3001 — Annexe B, Grille de classification des usages adopted bylaw

The zone-by-use permission grid (tableau des usages) specifying which land uses are authorized in each zoning category.

Règlement de zonage Z-3001 — Chapitre 1, Dispositions déclaratoires et administratives adopted bylaw

Zoning bylaw's declaratory/administrative chapter: scope, applicability, administration and enforcement of the zoning bylaw.

Règlement de zonage Z-3001 — Chapitre 2, Dispositions interprétatives adopted bylaw

Interpretive chapter of the zoning bylaw: definitions and rules of measurement/interpretation used throughout Z-3001.

Règlement de zonage Z-3001 — Chapitre 3, Dispositions relatives aux usages principaux adopted bylaw

Sets permitted principal land uses (residential/commercial/industrial/institutional/agricultural) and the density/setback/height standards per zone.

Règlement de zonage Z-3001 — Chapitre 4, Dispositions relatives aux usages additionnels adopted bylaw

Governs additional/secondary uses allowed alongside a principal use on a lot (e.g. home occupations, secondary dwelling units).

Règlement de zonage Z-3001 — Chapitre 5, Dispositions relatives aux usages accessoires adopted bylaw

Accessory-use standards: sheds/garages, pools, spas, fences/landscaping, home-based storage, and — per the city's recreational-vehicle info page — parking/storage rules for RVs, trailers and ATVs (VTT).

Règlement relatif aux permis et certificats (Z-3400) adopted bylaw

Sets which permits/certificates (construction, occupation, lotissement, demolition, sign, etc.) are required before land-use activity, application procedure, and fees.

Machine-readable: zoning.json · Official website: https://www.ville.chateauguay.qc.ca · Last verified 2026-08-23 · Zoning & land use in other municipalities