Section 479.860 - Persons authorized to design, plan and lay out electrical installations; rules(1) Notwithstanding any other provision of law, a person who is the holder of a supervising electrician's license: (a) Who is employed by the holder of an electrical contractor's license may design, plan and lay out electrical installations for customers of the electrical contractor without obtaining any other license, permit or certificate; or(b) Who is employed by an industrial plant may design, plan and lay out electrical installations for that industrial plant.(2) The Director of the Department of Consumer and Business Services, after consultation with the Electrical and Elevator Board and the State Board of Examiners for Engineering and Land Surveying, may adopt rules designating classes of board licensees that may design, plan and lay out noncomplex electrical installations. Licensees are not subject to any requirement for an additional license, permit, certificate or registration when engaging in the design, planning or laying out of electrical installations as authorized by a rule adopted under this subsection. 1987 c.384 §2; 2005 c. 570, § 1