SUBMIT AN APPLICATION
Recent Updates:
Paperless Permitting, Effective July 1, 2026
Effective July 1, 2026, the Building Department will transition to a paperless permitting process.
All required application documents must be uploaded through our Online Service Center. When submitting your permit application, please ensure that all documents are properly labeled according to the requirements outlined in the portal. Examples of acceptable document labels can be found in the Document Section of the online portal.
Thank you for your cooperation and assistance as we implement this new process.
2025 Building Code, Effective January 1, 2026
Beginning January 1, 2026, the Building Department will no longer accept applications submitted under the 2020 code. All applications must comply with and reference the 2025 codes. Any application submitted using the 2020 code will be considered incomplete and will be returned. Thank you for your cooperation.
New HVAC Permitting Process, Effective January 1, 2026
The Building Department will issue Plumbing Permits, where appropriate, for building modifications related to the installation of air-to-air heat pump systems.
Please note that ground-based (geothermal) heat pump systems will continue to require a Building Permit.
All HVAC contractors performing this work must hold and provide a Westchester County Home Improvement License, in accordance with recently enacted county legislation.
These HVAC projects require submission of a Manual J load calculation report, which must include detailed, site-specific heating and cooling load calculations based on conditions applicable to the Town of Mount Pleasant.
In addition to the Manual J report, the following documents are required for Building Code compliance:
- Manual D – Duct Design
- Manual S – Equipment Sizing
New County Licensing Regulation, Effective July 23, 2025
Review the New County Licensing Regulation.
Department Responsibilities
The Town of Mount Pleasant’s Building Department is responsible for Building and Construction Permits and enforcement of Building, Fire, and Zoning codes. The Building Department enforces all life, building, fire, and zoning codes for all occupancies both commercial and residential construction performed in the Town of Mount Pleasant. Residential and commercial properties are required to obtain Building Permits for any and all structural improvements, changes, and renovations. All plans must indicate they meet all 2025 International Residential Building Codes and Energy Codes (Res Check).
The Building Department oversees a wide range of responsibilities, including life safety, fire safety, environmental and landfill issues, property maintenance, zoning determinations, plumbing inspections, blasting assessments, elevator inspections, drainage and retention, and signage compliance.
Planning and Zoning, a division within the Building Department, is responsible for reviewing and approving all applications related to Site Plans, Subdivisions, Accessory Apartments, Special Use Permits, Variances, and Zoning Appeals.