Denver, CO
Denver Deck Permit: do you likely need a permit?
Treat new or changed deck work as likely permit-related unless Denver confirms a narrow exemption.
What the official sources say
Denver says permits are required for most construction, alteration, or repair work on private property, and its quick permit page notes that structural work generally cannot be handled as a quick permit. Denver also references exempted work in Denver Building and Fire Code Section 130.3. For historic properties, quick Landmark review examples include rear-yard decks and porches only where there is no change in size, height, materials, or ornament.
Likely permit path
- Residential construction permit or building log for new, enlarged, attached, elevated, or structural deck work.
- Landmark review if the property is individually designated or in a historic district.
- Zoning, wastewater, right-of-way, or trade permits depending on scope and location.
Watch-outs
- Deck framing, guards, stairs, and attachments are structural details, so quick-permit assumptions are risky.
- Historic-district properties can require design review before construction permits.
- Right-of-way impacts, drainage, and zoning setbacks can change the path.
Documents to gather
- Scaled site plan, deck dimensions, height, stairs/guards, attachment details, and framing notes.
- Photos of existing conditions and any demolition scope.
- Historic district or landmark status check.
Questions to ask before applying
- Is the property inside city limits, an ETJ, a historic district, a floodplain, or an HOA-controlled subdivision?
- Will any electrical, plumbing, mechanical, gas, structural, drainage, or right-of-way work be included?
- Can the city confirm whether this scope is eligible for a simpler permit path or requires full plan review?
Official sources
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PermitCheckup provides informational permit-readiness guidance based on public sources. It is not legal, architectural, engineering, or contractor advice. Always confirm your project with the authority having jurisdiction before beginning work.