Planning & Development

Planning and Development Window

The Planning & Development office at Brentwood City Hall is open to the public by appointment only. Please call 314.962.4800 to make an appointment.

Staff will respond to phone messages and requests submitted online through the MyGov system via the "Forms & Permits" link on the home page of the City's website.

Applications for all building permits, contractor’s registration, business license, etc. are accepted online through the MyGov system via the "Forms & Permits" link on the home page of the City website. For additional instruction on construction applications, please call 314.963.8607.

Visitors who need to drop off items for Planning & Development may place the items in the designated bin inside the main entrance to City Hall (the entrance that faces Brentwood Boulevard).

Application for Residential Occupancy Permits are accessible online.

For additional instruction on business license applications or other permits issued by the department, please call 314.963.8602.

For assistance with planning and development projects or applications, please call 314.963.8602.


The Planning & Development Department serves the citizens of Brentwood through traditional planning (both current and long range) and economic development, as well as zoning administration, code enforcement and building permits. 

The Planning & Development Department is responsible for new construction as well as inspecting existing housing to determine code conformance. The department also handles zoning enforcement and land use code enforcement in the city. Building codes are listed in Chapter 500 of the Brentwood City Code. Land use is determined by the regulations covered in Chapter 400 of the Brentwood City Code.

The City of Brentwood follows these International Code Council (ICC) codes:

International Building Code, 2018
International Residential Building Code, 2018
National Electrical Code, 2017
International Mechanical Code, 2018
International Plumbing Code, 2018
International Existing Building Code, 2018
International Fuel Gas Code, 2018
International Energy Conservation Code, 2018
International Property Maintenance Code, 2018
International Fire Code, 2018

Building Code Ordinance 4899 - October 2019 (PDF)

Stormwater Control and Infill Development Informational Resources

Stormwater Control Best Management Practices (PDF)

Stormwater Plan Review Checklist (PDF)