Each license holder shall be or have in his employment a master plumber who shall be in control and shall supervise all plumbing, sewer or septic tank work the license holder has assumed as his responsibility within the city. Each journeyman plumber shall be under the control and supervision of a master plumber. Each apprentice shall be under the control and supervision of a master or journeyman plumber. A master or journeyman plumber shall be on the job at all times during the installation of all types of plumbing.
('90 Code, § 7-46.17) (Ord. passed 4-12-76)