The best way to determine if a proposed project requires a permit is to contact the Building and Safety Division at (909) 364-2780. A permit is generally required for any new building, addition, alteration, repair, or change in use of an existing building or structure, and site improvements. Examples of residential items that require permits: *Water heater replacement *Re-Roof *Interior remodels *Window replacements *Patio covers *Second Story Decks *Balconies Examples of commercial items that require permits: *Moveable cases more than 6' in height * Shelving units/gondolas more than 6' in height * Addition of walls * Removal of bearing walls or non-bearing demising walls between two or more spaces * Changes made to the electrical, plumbing, or mechanical systems * Change in occupancy