1. (a) A company offering to do plumbing work must secure the services of at least one Responsible Master Plumber holding a current master plumber's license. A Responsible Master Plumber shall not allow any person, firm, company, or corporation to use his or her master plumber's license for any purpose unless the master plumber is a bona fide employee of the person, firm, company, or corporation or is the owner of the firm, company, or corporation that will use the master plumber's license. A Responsible Master Plumber's license shall be used by only one such person, company, firm, or corporation. The Responsible Master Plumber shall be knowledgeable of and responsible for all permits, contracts, and agreements to perform plumbing work secured and plumbing work performed under his or her master plumber's license. All work performed under the Responsible Master Plumber's license shall be within the sight of and under the direct control and on-the-job supervision of a licensed plumber that is a bona fide employee of the person, or bona fide employee, owner of the firm, company, or corporation using the master plumber's license.
2. (b) A company offering to install pipe used solely to transport gases for medical purposes must first secure the services of at least one Responsible Master Plumber that holds a current master plumber license that contains a current medical gas endorsement issued by the Board to be responsible for the installation of all pipe used solely to transport gases for medical purposes installed by that company and permits required to install that piping. That master plumber with the medical gas endorsement shall be responsible for generally supervising any individuals involved in the installation of pipe used solely to transport gases for medical purposes installed by that company and insuring that all medical gas pipe assembly, brazing, and installation of required pipe markings is performed only by a licensed plumber holding a current medical gas endorsement issued by the Board. The relationship between the master plumber and the company using his master license with the medical gas endorsement must be as defined in subsection (a) of this section.

Source Note:The provisions of this §367.3 adopted to be effective August 25, 1993, 18 TexReg 5400; amended to be effective June 2, 1994, 19 TexReg 3932; amended to be effective June 7, 1996, 21 TexReg 4689; amended to be effective April 9, 1998, 23 TexReg 3447.