Home Expansion Permit Approval Time Estimator Home Expansion Permit Approval Time Estimator Answer the questions below to get an estimated timeline for your permit approval. Project Complexity Simple (e.g., deck, non-structural changes) Moderate (e.g., room addition, kitchen remodel) Complex (e.g., second story, major structural changes) Major (Requires zoning changes, environmental review) Size of Your Local Municipality/Jurisdiction Small Town / Rural Area Medium-Sized City / Suburb Large Metropolitan Area Application & Plan Preparation Prepared by an experienced architect/professional Prepared by homeowner (DIY) Estimate Timeline Permit Approval Time Estimate Estimated Approval Timeline Download Estimate as PDF