⚠ Regulatory Update Notice: A regulation cited on this page (NFPA 70) has been updated. This page is under review.
NFPA 70 updated to 2023 edition (from 2020) (revision, effective 2023-01-01)
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Contractors Regulations in Missouri: Statute and Code Reference

This page provides a structured reference to the 17 regulatory citations tracked across St. Louis Contractor Authority. All citations are extracted from page content and verified against primary sources.

Citation Summary

Category Count
State Statutes 2
Federal Statutes (U.S. Code) 2
Named Federal Acts 11
Building & Electrical Codes 1
NFPA Standards 1
Total 17

State Statutes

Citation Jurisdiction
Missouri Statutes § 107.170 US-MO
Missouri Statutes § 290.210 US-MO

Federal Statutes (U.S. Code)

Citation Jurisdiction
26 U.S.C. § 47 US
40 U.S.C. § 3131 US

Named Federal Acts

Citation Jurisdiction
Clean Air Act US
Creates the Agricultural Data Ownership and Market Competition Act US
Davis-Bacon Act US
Little Miller Act US
Merchandising Practices Act US
Miller Act US
Missouri Little Miller Act US
Missouri Merchandising Practices Act US
Named Federal Act US
National Historic Preservation Act US
The Missouri Merchandising Practices Act US

Building & Electrical Codes

Citation Jurisdiction
IRC R310 National

NFPA Standards

Citation Jurisdiction
NFPA 70 National

Pages with Regulatory Citations

Page Citations
regulations 17
st-louis-contractor-insurance-and-bonding 5
st-louis-new-construction-contractors 2
st-louis-contractor-red-flags-and-scams 2
st-louis-contractor-dispute-resolution 2
st-louis-contractor-contracts-and-agreements 2
st-louis-hvac-contractors 1
st-louis-home-renovation-contractors 1
st-louis-historic-home-contractors 1
st-louis-electrical-contractors 1
st-louis-contractor-services-frequently-asked-questions 1
st-louis-contractor-cost-estimates 1

Recent Regulatory Changes

Change Type Date Source
[MO] Modifies provisions relating to hospital investments and service areas state enactment 2026-02-24 openstates
[MO] Modifies provisions relating to admission of nonresident students state enactment 2026-02-24 openstates
[MO] Modifies provisions relating to criminal offenses, including 48-hour hol... state enactment 2026-02-18 openstates
[MO] Allows collector to waive fees and penalties if tax payer made a good fa... state enactment 2026-02-24 openstates
[MO] Authorizes a sales tax exemption for certain purchases of materials and ... state enactment 2026-02-23 openstates
[MO] Modifies language relating to school protection officers and creates Mis... state enactment 2026-01-29 openstates
[MO] Establishes provisions relating to autonomous vehicles state enactment 2026-02-24 openstates
[MO] Modifies provisions relating to certified juveniles state enactment 2026-02-24 openstates
[MO] Modifies provisions relating to the rights of persons ordered to perform... state enactment 2026-02-24 openstates
[MO] Designates December first each year as "Freeman Bosley, Sr. Day" in Miss... state enactment 2026-02-24 openstates
[MO] Modifies provisions relating to separate bank escrow accounts maintained... state enactment 2026-02-24 openstates
[MO] Amends tax law to provide for additional subtractions for capital gains ... state enactment 2026-02-24 openstates
[MO] Creates the Agricultural Data Ownership and Market Competition Act state enactment 2026-02-24 openstates
[MO] Proposes a constitutional amendment relating to restrictions on state re... state enactment 2026-02-24 openstates
[MO] Designates the city of Belle as the "Cowbell Capital of Missouri" state enactment 2026-02-24 openstates
[MO] Modifies provisions relating to child passenger restraint systems state enactment 2026-02-24 openstates
[MO] APPROPRIATIONS BILL state enactment 2026-02-24 openstates
[MO] Creates the designation of "Missouri Rock Island Trail Communities" state enactment 2026-02-24 openstates
[MO] Modifies the compensation and benefits provided for certain members of t... state enactment 2026-02-03 openstates
[MO] Modifies provisions relating to the expenditure of moneys in certain fun... state enactment 2026-02-24 openstates

Monitoring Sources

Citations on this site are monitored against the following regulatory data sources:

Citation data last extracted: 2026-03-19