Heat-pump projects can combine mechanical and electrical scope. The permit path can change when equipment is relocated, electrical demand changes, ductwork is altered or a gas furnace is being replaced with electric equipment.
This guide helps you describe the project accurately. It does not replace a City determination about whether a permit, plan review, inspection or professional document is required.
The exact permit requirement depends on the work, property and current City rules. Use the scope questions on this page and confirm the requirement with the responsible building department.
This guide links to the configured Irvine hvac replacement workflow because it is the closest supported project category. If your exact scope requires additional forms, plans or review, the City remains the authority.