Guides
Guides
Renovation permits in Ottawa, and who may sign the drawings
What needs a permit, what a BCIN is, when an architect or engineer is legally required, and what the inspections are actually for.
Holdback, HST and warranty on a renovation
The ten per cent statutory holdback and what changed on 1 January 2026, why HST is not rebatable on ordinary renovations, and where Tarion stops.