Building Division - Permits Section


The Permits Department will be closed starting at 4pm on November 22nd–November 26th for the Thanksgiving Holiday. The Permits Department will reopen on Novemeber 27nd.

Ron Meyer CommissionerThis email address is being protected from spambots. You need JavaScript enabled to view it. 
Building Division- Permits Section
One Manitton Court - First Floor
Islip, New York 11751
(631) 224-5466

OFFICE HOURS: Front Counter
Monday - Friday 
8:00am - 4:00pm

Extended hours: Wednesday evenings until 7:00 p.m. *(Subject to change without notice)*

The Division of Building administers the processing of applications which require review for compliance with the State Building and Fire Codes. They also check applications for compliance with our Town Zoning Ordinance and Subdivision and Land Development Regulations, and refers applications to the Planning Division or Zoning Board of Appeals where necessary.

The Permits Section manages the permit intake, plan review and approval and permit issuance.



Forms & Applications 

Please fill out the application in its entirety and bring to the Building Division along with all other required documents.


Hand drawn plan requirements for interior alterations

Detached Accessory Structures and Decks, Garage Conversions.

Alterations and Accessory Structures Hand Drawn Plans

Building Permit Application

Main Building Addition, Accessory Building Addition, Change of Use/Occupancy, Coal Stove, Decks, Demo, Interior Alteration, Finished Cellar, Fire Damage Repair, Fireplace (Free/Insert), Hot Tub, Solar Panels or Pool

Building Permit

Compliance Permit Compliance Permit - Residential
Deed affidavit Deed Affidavit
Demolition Permit application Demolition
Electrical  Inspection Certificate Qualified Agencies
Electrical Certificates
Equine Livestock Permit Application
Equine Permit
Field Change Process
Field Change Requirements

Finished Cellar Permit Requirements Residential

Finished Cellar Residential Requirements

Fireplaces Requirements for Factory Manufactured Fireplaces and Related Chimney- Inserts and Freestanding

Factory Manufactured Requirements

Plumbing/HVAC Permit

Garage Conversion

Alterations and Accessory Structures Hand Drawn Plans

Homeowner's Affidavit

Affadavit of exemption to show specific proof of workers compensation insurance coverage  for a 1,2,3 or 4 family owner-occupied residence.

Homeowner's Affidavit (BP-1)

Home Occupation

Requirements for submission of special permit application.


Home Occupation Requirements
Plumbing / HVAC Permit Application

Lawn Sprinklers Requirements

Plumbing/HVAC Permit

Manufactured/Modular Home Permit Requirements- Mobile Home Parks

Manufactured/Modular Home Requirements

Building Permit

Pod Requirements