St. Louis, MO permit applications
Working in St. Louis? Save your contractor license, insurance and bond details once, then produce a complete application for the next St. Louis job — building, mechanical, re-roof or plumbing — in under a minute, plus the OSHA paperwork your crew needs on site.
St. Louis permits by trade
Who pulls it, what the packet contains, and the inspection sequence — per trade.
What a St. Louis permit costs
Estimate the fee by trade and job value before you sign the work, and see the lines crews forget to quote.
St. Louis permit cost estimatorSt. Louis inspection sequence
The order of calls by trade, what each inspector checks, and the failure that sends crews back most often.
St. Louis inspection guideDocuments St. Louis contractors generate most
Who reviews the permit in St. Louis
This city runs its own building department — confirm the property sits inside city limits before filing with the county instead.
Files with
St. Louis Building Division — Department of Public Safety
Online portal: STL City Permits
St. Louis City is independent of St. Louis County — confirm which one the parcel is in.
Get the 2026 St. Louis permit checklist
One page covering the forms, attachments and inspection sequence St. Louis contractors get held up on.
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Filing checklist for St. Louis
- Verify whether the property sits inside St. Louis city limits or in unincorporated Missouri — that determines which department accepts the application.
- Bring current general liability and workers' compensation certificates.
- Match declared valuation to the signed contract amount.
- Confirm whether the scope triggers a separate electrical, mechanical or plumbing permit pulled by a licensed sub.
- Schedule required inspections before covering any work.
Other Missouri metros
General guidance for St. Louis contractors, not legal advice. Confirm requirements and fees with the authority having jurisdiction.
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St. Louis by trade
Other Missouri markets
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