Irvine permit requirements depend on the exact minor residential electrical / plumbing / hvac scope. This page gives you a practical preparation checklist, explains the project details that can change the submittal, and links you to the City's current permit source before you file.
The City's current instructions control. A project can require additional plans, calculations, product information, signatures or supporting documents based on the exact property and scope.
Start with project address and location of the work, electrical, plumbing, gas, sewer or hvac scope, new versus replacement/alteration work. The exact submittal can change with the project scope and current City requirements.
No. Requirements can change based on the property, project scope, applicant role, related trades and the City's current rules.