When do I need a building (structural) permit?

A permit is required to construct, enlarge, alter, move or demolish any one- or two-family dwelling or related structure. For example: 

  • add a room 
  • build, demolish, or move a carport, garage, or shed of more than 200 square feet 
  • finish an attic, garage, or basement to make additional living space 
  • cut a new window or door opening, or widen existing openings # move, remove, or add walls 
  • apply roofing when all of the old roofing is removed and new sheathing is installed 
  • build a stairway 
  • build a retaining wall more than four feet high 
  • build a deck more than 30 inches above grade 
  • put up a fence more than six feet high 
  • move more than 50 cubic yards of earth or any amount of cut or fill on sites affected by waterways or slope hazards

Show All Answers

1. When does my permit expire?
2. When are permits required and who is responsible?
3. Do I need a permit to build a playhouse or a garden/storage shed?
4. When do I need a building (structural) permit?
5. What structural work can I do without a permit?
6. When do I need an electrical permit?
7. What electrical work can I do without a permit?
8. When do I need a plumbing permit?
9. What plumbing can I do without a permit?
10. When do I need a permit for mechanical work?
11. What is mechanical work?
12. Why do I have to buy a permit to build on my own property?
13. How can I see if my contractor is licensed?