Project template
Your preparation checklist
Use it as a working list. The final submission still needs to match your actual scope and the City’s current requirements.
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What to do next
- Confirm the work is only re-shingling
- Identify skylights or framing changes
- Separate maintenance from structural alterations
- Apply if another permit trigger is present
Official sources behind this page
Re-shinglingPermit not required
Mississauga lists re-shingling a roof among projects that do not need a building permit.
City of MississaugaWhen a building permit is required · Roofing, skylights, solar and retaining walls
2026-10-01Open proof
SkylightPermit required
Mississauga separately lists skylights among permit-required projects.
City of MississaugaWhen a building permit is required · Roofing, skylights, solar and retaining walls
2026-10-01Open proof
Structural roof workConfirm separately
Changes beyond simple re-shingling should be reviewed as construction rather than maintenance.
City of MississaugaWhen a building permit is required · Roofing, skylights, solar and retaining walls
2026-10-01Open proof
Need the full project answer?
The main guide keeps the permit trigger, zoning questions, documents, fees, timing and next steps together.
Open the roof replacement guide