1.1 	A bill for an act
1.2 	relating to labor and industry; defining plumbing code provisions; modifying 
1.3 	plumbing licensing provisions;amending Minnesota Statutes 2020, sections 
1.4 	326B.42, by adding subdivisions; 326B.46, subdivision 1.
1.5 	BE IT ENACTED BY THE LEGISLATURE OF THE STATE OF MINNESOTA:

1.6 	Section 1. Minnesota Statutes 2020, section 326B.42, is amended by adding a subdivision 
1.7 	to read:
1.8 		Subd. 1d.Commercial chemical dispensing system. "Commercial chemical dispensing 
1.9 	system" means a method of dispensing and diluting concentrated chemical solution in a 
1.10 	commercial setting.

1.11 	Sec. 2. Minnesota Statutes 2020, section 326B.42, is amended by adding a subdivision to 
1.12 	read:
1.13 		Subd. 1e.Commercial dishwashing machine. "Commercial dishwashing machine" 
1.14 	means a machine designed for commercial use to clean and sanitize plates, glasses, cups, 
1.15 	bowls, utensils, and trays by applying sprays of detergent solution, with or without blasting 
1.16 	media granules, and a sanitizing final rinse and the backflow prevention installed complies 
1.17 	with ANSI/ASSE 1004 or is certified to National Sanitization Foundation (NSF) 3.

1.18 	Sec. 3. Minnesota Statutes 2020, section 326B.46, subdivision 1, is amended to read:
1.19 		Subdivision 1.License required. (a) No individual shall engage in or work at the business 
1.20 	of a master plumber, restricted master plumber, journeyworker plumber, and restricted 
1.21 	journeyworker plumber unless licensed to do so by the commissioner. A license is not 
2.1 	required for individuals performing building sewer or water service installation who have 
2.2 	completed pipe laying training as prescribed by the commissioner. A license is not required 
2.3 	for individuals servicing or installing a commercial chemical dispensing system or servicing 
2.4 	or replacing a commercial dishwashing machine, including connecting a commercial chemical 
2.5 	dispensing system or commercial dishwashing machine to a water line or drain line, provided 
2.6 	that:
2.7 	(1) the individual servicing or installing the commercial chemical dispensing system or 
2.8 	servicing or replacing the commercial dishwashing machine is an employee of the 
2.9 	manufacturer or distributor of the commercial chemical dispensing system or commercial 
2.10 	dishwashing machine;
2.11 	(2) the individual servicing or installing the commercial chemical dispensing system or 
2.12 	servicing or replacing the commercial dishwashing machine has a minimum of 25 hours of 
2.13 	classroom or laboratory training, a minimum of 20 hours of in-field training with a qualified 
2.14 	technician on the types of systems being installed, followed by a minimum of 100 hours of 
2.15 	supervised field experience. The training and experience curriculum required under this 
2.16 	clause must be approved by the commissioner, in consultation with the manufacturer or 
2.17 	distributor, but the commissioner shall not require training or experience hours in excess 
2.18 	of the amounts specified in this clause;
2.19 	(3) the manufacturer or distributor of the commercial chemical dispensing system or 
2.20 	commercial dishwashing machine must meet the insurance requirements of section 326B.46, 
2.21 	subdivision 2, paragraph (c);
2.22 	(4) the connection is a push fit fitting, compression fitting, or threaded pipe fitting to an 
2.23 	existing water line or drain, which has been initially installed by a licensed plumber; and
2.24 	(5) the commercial chemical dispensing system complies with ASSE 1055 or contains 
2.25 	code-approved integral backflow protection.
2.26 	A master plumber may also work as a journeyworker plumber, a restricted journeyworker 
2.27 	plumber, and a restricted master plumber. A journeyworker plumber may also work as a 
2.28 	restricted journeyworker plumber. Anyone not so licensed may do plumbing work which 
2.29 	complies with the provisions of the minimum standards prescribed by the Plumbing Board 
2.30 	on premises or that part of premises owned and actually occupied by the worker as a 
2.31 	residence, unless otherwise forbidden to do so by a local ordinance.
2.32 	(b) No person shall engage in the business of planning, superintending, or installing 
2.33 	plumbing or shall install plumbing in connection with the dealing in and selling of plumbing 
2.34 	material and supplies unless at all times a licensed master plumber, or in cities and towns 
3.1 	with a population of fewer than 5,000 according to the last federal census, a restricted master 
3.2 	plumber, who shall be responsible for proper installation, is in charge of the plumbing work 
3.3 	of the person.
3.4 	(c) Except as provided in subdivision 1a, no person shall perform or offer to perform 
3.5 	plumbing work with or without compensation unless the person obtains a contractor's license. 
3.6 	A contractor's license does not of itself qualify its holder to perform the plumbing work 
3.7 	authorized by holding a master, journeyworker, restricted master, or restricted journeyworker 
3.8 	license.