Building permits are legally required documents giving the go-ahead for construction or renovations on a property. Every jurisdiction which includes states, counties, cities, and towns have their own requirements for issuing permits, as well as different building codes and fees. Ok. But WHY are permits required? First and foremost safety and public health are better protected through the issuance of permits, so that possible dangers from structural deficiencies and malfunctions, hazardous wiring, and/or poor plumbing do not put citizens at risk of harm. When is a permit needed? Depending on local regulations, permits are required when building a new home, additions to an existing structure, major renovations, structural changes, and for mechanical, electrical, and plumbing work. Below are the steps to getting the permit(s) needed for your project.