Missouri Code of State Regulations
Title 20 - DEPARTMENT OF COMMERCE AND INSURANCE
Division 4240 - Public Service Commission
Chapter 125 - Manufactured Home Installers
Section 20 CSR 4240-125.030 - Exceptions to Licensing Requirements

(A) Installation of a manufactured home by a person on his or her property for his or her own occupancy pursuant to section 700.656.5, RSMo;

(B) Installation of additional perimeter blocking under a manufactured home for the exclusive support of awnings, carports or roof additions;

(C) Installation of a manufactured home when the manufactured home is installed temporarily on a dealer's or manufacturer's sales or storage lot or at a show and is not occupied or intended to be occupied. This exception does not include those manufactured homes that are permanently installed in a manufactured home park, mobile home park or manufactured home subdivision;

(D) Excavation, or concrete (flat) work for sidewalks, garages, etc.;

(E) Plumbing or electrical work, if the person performing such work holds a valid license from the local jurisdiction to perform such work;

(F) Installation of drywall or trim and finish work not covered by the act or the code; and

(G) Maintenance or repairs performed by manufacturers or dealers for the purpose of customer service.