Re-Roofing Permit in Flagstaff, Arizona
VerifiedRequired for residential and commercial re-roofing in Flagstaff. Governed by IRC R905.2.7.1 / IBC 1507.2.8.2 (ice barrier) as adopted, plus City of Flagstaff amendments requiring Class A/B fire-rated roofing and prohibiting wood shakes/shingles. Uses the Over-the-Counter permit for standard re-roofs.
Verified 2026-07-03 · Source
When you need this permit
- Permit required for re-roofing a building; City follows IRC Section R905.2.7.1 and IBC Section 1507.2.8.2 and requires an ice barrier or ice dam membrane
- All roofing material must be Class A or B fire-rated per City of Flagstaff amendments
- Wood shakes or shingles are prohibited, including fire-rated shakes and shingles
- Over-the-Counter re-roof permits limit replacement of roof decking to 1 square (100 sq ft); replacing more decking requires a residential or commercial building repair/remodel permit instead, and replacement decking must be inspected before being covered with underlayment
- Apply through the Citizen Access Portal, or use the Over-the-Counter Permit Application (checkbox: Roofing, see footnote *R1)
Required documents
- Required
Over-the-Counter Permit Application (PDF, Rev. 06/10/2025)
Check 'Roofing' box; used for standard re-roofs not exceeding the 1-square decking replacement limit
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| Building Permit Fee (valuation-based, ICC BVD methodology, applied to re-roof project value) | Project valuation x 0.01 permit fee multiplier, plus 65% plan review fee | City of Flagstaff Resolution 2017-21; no separate flat re-roof fee schedule was found distinct from the general valuation-based Building Permit Fee methodology |
Review timeline
10–35 business days
Flagstaff’s published plan-review target
Inspection process
- 1
Decking (if applicable)
Replacement decking must be inspected before being covered with underlayment when decking replacement is part of the re-roof
- 2
Final
Ice barrier, underlayment, and Class A/B roofing material verified complete
Tips
- Wood shake and wood shingle roofing (including fire-rated versions) is prohibited citywide — only Class A or B rated roofing materials are allowed.
- An Over-the-Counter re-roof permit caps decking replacement at 1 square (100 sq ft); larger decking replacement needs a full repair/remodel Building Permit.
- reviewTimelineDays reflects the City's published ARS 9-835/9-836 'Small Residential Plans' category (which expressly includes 'repairs'), the governing plan-review track for a re-roof/decking repair: 10 working days Administrative Completeness Review + 25 working days Substantive Review = 35 working days overall. Source: City of Flagstaff Residential Building Permits Plan Review Process and Timeframes (PDF).
Frequently asked questions
- Can I install wood shake shingles on my roof in Flagstaff?
- No. Wood shakes or shingles, including fire-rated versions, are prohibited citywide; only Class A or B fire-rated roofing materials are permitted. Source: City of Flagstaff 'When is a building permit needed?' (PDF).
Sources & verification
Verified against official sources. Last reviewed 2026-07-03.
- City of Flagstaff Building Safety Section (Planning & Development Services, Community Development Division) — official building department
- When is a building permit needed? (PDF) | City of Flagstaff
- Over-the-Counter Permit Application (PDF) | City of Flagstaff
- Residential Building Permits Plan Review Process and Timeframes (PDF) | City of Flagstaff
Fees, timelines, and adopted codes are researched from each jurisdiction's published records — see how we verify. Requirements change and vary by project, so always confirm the current details with the Flagstaff building department before you submit. PermitBase is an independent reference and is not affiliated with any government agency.
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