States
CaliforniaAvailable
FloridaAvailable
ArizonaAvailable
TexasAvailable
GeorgiaAvailable
NevadaAvailable
ColoradoAvailable
WashingtonAvailable
North DakotaAvailable
MaineAvailable
MarylandAvailable
MassachusettsAvailable
AlabamaAvailable
OhioAvailable
OklahomaAvailable
OregonAvailable
PennsylvaniaAvailable
Rhode IslandAvailable
South CarolinaAvailable
New HampshireAvailable
MichiganAvailable
VermontAvailable
IdahoAvailable
LouisianaAvailable
MinnesotaAvailable
MississippiAvailable
AlaskaAvailable
VirginiaAvailable
ArkansasAvailable
New YorkAvailable
South DakotaAvailable
North CarolinaAvailable
TennesseeAvailable
IllinoisAvailable
UtahAvailable
New JerseyAvailable
ConnecticutAvailable
DelawareAvailable
HawaiiAvailable
IndianaAvailable
IowaAvailable
KansasAvailable
KentuckyAvailable
MissouriAvailable
MontanaAvailable
NebraskaAvailable
New MexicoAvailable
West VirginiaAvailable
WisconsinAvailable
WyomingAvailable
All states →
Projects
253 project guides — open the list

Applicable Missouri Statutory Requirements

Absence of Statewide General Contractor Licensing

mo:statute:rsmo-324

The State of Missouri does not license general contractors or residential homebuilders at the state level. Contractor licensing and regulatory oversight are delegated entirely to local municipal and county authorities.

Locator: RSMo Chapter 324 Table of Sections

Missouri Construction Industry Workers' Compensation Mandate (1+ Employees)

mo:statute:rsmo-287

Under RSMo § 287.030.1(3), all employers in the construction industry that erect, demolish, alter, or repair buildings must carry workers' compensation insurance if they employ one or more employees (in contrast to the 5-employee threshold for non-construction businesses).

Locator: RSMo § 287.030.1(3)

Local Building Permit and Plan Review Enforcement

mo:local:kcmo-contractor

Physical construction permits for structural building, roofing replacement, electrical rewiring, plumbing alterations, and HVAC installation must be obtained from the local municipal or county building authority prior to commencing work.

Locator: KCMO Building Code Chapter 18

Verification Sources

mo:agency:dolirboard page
Missouri Department of Labor and Industrial Relations (DOLIR) — Division of Workers' Compensation
Missouri Department of Labor Workers' Compensation Division
https://labor.mo.gov/dwd/workers-comp
verified 2026-10-12retrieved 2026-10-12
mo:local:kcmo-contractorboard page
City of Kansas City, Missouri — City Planning & Development (Contractor Licensing)
City of Kansas City — Contractor Licensing Guidelines
https://www.kcmo.gov/city-hall/departments/city-planning-development/contractor-licensing
verified 2026-10-12retrieved 2026-10-12
mo:local:stlouis-countyboard page
St. Louis County Department of Transportation & Public Works — Licensing
St. Louis County Department of Transportation & Public Works — Contractor Licensing
https://stlouiscountymo.gov/st-louis-county-departments/transportation-and-public-works/licensing
verified 2026-10-12retrieved 2026-10-12
mo:statute:const-art6statute
Missouri General Assembly — Joint Committee on Administrative Rules & Revisor of Statutes
Missouri Constitution Article VI § 19 — Local Home Rule Powers
https://revisor.mo.gov/main/OneSection.aspx?section=VI.19
verified 2026-10-12retrieved 2026-10-12
mo:statute:rsmo-287statute
Missouri General Assembly — Joint Committee on Administrative Rules & Revisor of Statutes
RSMo Chapter 287 — Workers' Compensation Law (§ 287.030 Construction Industry Mandate)
https://revisor.mo.gov/main/OneChapter.aspx?chapter=287
verified 2026-10-12retrieved 2026-10-12
mo:statute:rsmo-324statute
Missouri General Assembly — Joint Committee on Administrative Rules & Revisor of Statutes
RSMo Chapter 324 — Division of Professional Registration (Verified Absence of State GC Board)
https://revisor.mo.gov/main/OneChapter.aspx?chapter=324
verified 2026-10-12retrieved 2026-10-12