Building Division Permits Section

Obtain demolition, electrical, plumbing, mechanical, tent and/or housing conservation/HCD (residential occupancy) permits.

Email (314) 622-3313 More contact info

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Apply For A Building Permit Apply for an Occupancy Permit Additional Building Permits

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Permit Types

Building Permit

A building permit issued by the Building Division serves as a formal and legal authorization to start construction work on a property.

Apply for a Building Permit

When a Residential Building Permit is Needed

Available Commercial Building Permit Types

Occupancy Permits

Occupancy permits are required for residential and commercial properties to ensure that they comply with local building codes and are suitable for people to occupy.

Apply for a Commercial Occupancy Permit

Apply for a Residential Occupancy Permit (Housing Conservation Inspection)

Request a Commercial Property Inspection

Trade Permits

Trade permits are issued to contractors (and in some cases homeowners) to perform specialized work like electrical, plumbing and demolition.

Apply for a Demolition Permit

Apply for a Mechanical Permit

Apply for a Plumbing Permit

Apply for an Electrical Permit

Related Resources

Building Permits Search by Address
Enter a City address to find past permits issued for that property.

Business Assistance Center
BAC facilitates the licensing and permitting of businesses in the City of St. Louis and acts as the ombudsman for the City business community.

Cultural Resources Preliminary Review
Request a Cultural Resources Preliminary Review

Building Code Update

Effective January 23, 2020, Ordinance 71063, requires new residential, multifamily and commercial construction be 'solar-ready'. To be in compliance with this ordinance, one- and two- family dwellings, townhouses, multifamily, and commercial construction plans shall illustrate the feasibility of a future solar energy system installation, should a building owner decide to do so.