Site Map

Building Permits

When Do I Need a Building Permit?

Common Procedures that Require a Building Permit:

Above & Below Ground Swimming Pools Oil & Gas Heating Units and Tanks
Contractor Licensing Plumbing
Decks & Patios Public Assembly
Demolition of Structures Radio & Television Disk Antennas
Fences Rental Permit
Fireplaces & Chimneys Retaining Walls
Hot Tubs Signs
Large Tool Sheds Temporary Structure
Lawn Sprinkler Systems Tennis Courts
New Additions & Interior Alterations Tree Removal
New Homes & Buildings Use Permit (Change in Use)

Remember....... Applying for a permit after the work is done will result in quadruple permit fees!

Building Permit’s Frequently Asked Questions (FAQs)

Access to Building Dept. Records      Building Dept. Approvals      Central A/C Units      Contractors
Electrical Fences Permits Plumbing
Rental Registration Smoke Detectors Septic Systems Property Maintenance


Access to Building Dept. Records

1)  Q: What do I need to look at my building file?
A: You will need your Section, Block and Lot Number (S,B,L) and the address of the property to look at your building file. 

2)  Q: Where can I find my S,B,L?
A: You can find it either on your tax bill or you can go online to “MyNassauProperty.com.”

3)  Q: When can I look at my building file?
A: You can view your building file Monday to Friday from 9am to 2:45pm. 

4)  Q: What is in my building file?
A: Your building file contains information on any permits or applications, certificates, building plans and surveys.

5)  Q: Do I need to come in to get information?
A: Yes, you need to come in and  fill out A Freedom of Information Law (FOIL) application.

6)  Q: How long does it take to get my building file?
A: Your building file can be accessed immediately as long as it is available.

7)  Q: When can I receive my Building certificate?
A: You can call 311 to check Permit / Certificate status and check if your inspector has signed off on your building certificate.

Building Dept. Approvals

8)  Q: What do I do if my house does not have a certificate of occupancy?
 A:  You need to apply for a Certificate of Existing Use if they don't have a certificate of occupancy.

9)  Q: What do I do if the construction on my house takes over 2 years to complete?
 A: A Renewal of Building Application must be submitted and a fee needs to be paid if the construction on your house takes over 2 years to complete.

Central A/C Units

10) Q: How far from my property line can I install a HVAC unit?
  A: A HVAC unit's distance from property lines depends on zoning setbacks.

Contractors

11) Q: Are there specific hours that contractors may work?
  A: Yes, Monday through Friday between the hours of 7:30am until 6:00pm. However, you can request a special permit from the Building Dept. to work on weekends.

Electrical

12) Q: Why can’t I do my own electrical work in my home?
  A: The town code states that a license electrician must be hired for electrical work in order for the NYS Underwriters to certify electrical work.

13) Q: Do I have to take out an electrical permit with the town?
  A: No, but the town requires copies of the electrical underwriters sign off before we can issue a Certificate of Completion.

Fences

14) Q: Do I need a permit for a fence?
  A: Yes, you need a permit for a fence. 

15) Q: How tall can the fence be?
  A: A fence can't be higher than four feet. 

16) Q: How would I go about getting a permit for a fence taller than four feet?
  A: An application needs to be made to the permit division for a fence. It will be denied by the permit division. Then you will make an application to the Board of Zoning and Appeals which will make the decision at a Public hearing as to whether you may construct a fence higher than four feet.

17) Q: Who determines if a fence is on my property or my neighbors?
  A: Whether a fence is located on your property or your neighbor's property is a civil matter between you and your neighbor, the Town of North Hempstead has no involvement.

18) Q: If I am hiring a fence contractor does he need to be licensed in the Town of North Hempstead?
  A: Yes, any fence contractor needs to be licensed in the Town of North Hempstead.

Permits

19) Q: Do I need a permit to replace the siding on my home or replace the roof?
  A: No, you don't need a permit to replace siding on your home or replace your roof. 

20) Q: Can I remove trees in my backyard without permits?
  A: Yes, you can remove from the setback of your home and in the rear of your property without a permit.  However you can not remove any tree in the front of your property without a permit.

21) Q: Do I need a permit to put up an above ground pool?
  A: Yes, a permit is required if the above ground pool 46” or higher.

22) Q: Do I need a permit to do a full interior demo on my own house?
  A: Yes, you need a permit to do a full interior demo on your house.

23) Q: Do I need a permit to finish my basement?
  A: Yes, you need a permit to finish your basement.

24) Q: If I replace all my windows, but want to put larger windows and I have to reframe them do I need a permit?
  A: Yes, you need a permit to reframe for larger windows.

25) Q: If I have an existing in-ground pool and it is leaking and cracking and I want to demo it and replace it, do I need a permit?
  A: Yes, you need a permit to demo or replace an existing in-ground pool that is leaking and cracking.

26) Q: What is the status of the permit I filed?
  A: You need to call 311 from within the Town or 516-869-6311 if outside of town to get the status of your filed permit.

27) Q: How do I close out permits on my property?
  A: You need to go to our records room to do a file search. 

Plumbing

28) Q: Can I do my own plumbing in my own house?
  A: Yes, but the town requires a homeowners test to be passed before starting any work.

29) Q: Can I have a bathroom in my basement?
  A: Yes, you can have a bathroom in your basement, and a permit is required for a bathroom anywhere in the house.

30) Q: Is there a list of contractors that are in good standing?
  A: No, it is a conflict of interest for the town to provide a list of contractors that are in good standing.

31) Q: Can the town or inspector recommend a contractor?
  A: No, the town or the inspector will not recommend a contractor.

32) Q: Can I change my plumbing contractor in the middle of the job?
  A: Yes, there is a form that has to be filled out in the permit division when changing plumbers.

33) Q: Do I need to install dry wells on my property when there’s an extension on my house?
  A: Yes, you need to install dry wells on your property when there's an extension on your house.

34) Q: Do I need to have all the gas piping tested when gas piping is altered?
  A: Yes, you need to have all the gas piping tested when gas piping is altered.

35) Q: Am I going to receive a building certificate from the building dept. when my plumbing job is completed?
  A: You receive your building certificate only when all your inspections are completed and approved.

36) Q: How many hours in advance do I need to call to arrange for an appointment for inspection?
  A: Please call 72 hours in advance to arrange an inspection appointment.

37) Q: Do I need a licensed plumber to install gas piping?
  A: Yes, you need a licensed plumber to install gas piping.

38) Q: Where can I get NYS code books for plumbing?
  A: You get NYS code books for plumbing from NYS Dept. of State - 41 State Street, Albany, NY 12231

39) Q: I am the plumbing contractor of record, should any other contractor be on my permit?
  A: No, if you are the plumber of record then no other contractor should be on the permit.

Rental Registration

40) Q: Why do I need a permit to rent my house?
  A: A permit is needed to protect the owner from overcrowded rentals and to ensure safety for the tenants and owners. 

41) Q: What do I need to apply for Rental Registration?
  A: Two copies of a completed application, survey and Certificate of Occupancy for the property you would like to rent.

Smoke Detectors

42) Q: Where should I install my smoke detectors?
  A: Smoke detectors should be placed in all bedrooms and in a common room, such as a living room or kitchen.

Septic Systems

43) Q: How can I find out where my cesspool is located?
  A: A cesspool should be about 15 feet straight out from your trap.

44) Q: Do I have a septic tank or a sewer system?
  A: Please contact Nassau County Health Dept. at (516) 571-3410 to find out if you have a septic tank or sewer system.

45) Q: If I am installing a septic system, do I need to install the system in the front yard?
  A: Yes, when installing a septic system, you need to install the system in the front yard.

46) Q: Do I need a permit for a new septic system?
  A: Yes, you need a permit for a new septic system.

Property Maintenance

47) Q: My neighbor's property is in total disrepair, the grass has not been cut in weeks, who handles this issue?
  A: If your neighbor’s property is in total disrepair, it is a Code Enforcement issue. Please call 311 from within the Town or 516-869-6311 if outside of town.




News from Town Hall
Archives