Wisconsin § 100.28 - Sale of cleaning agents and water conditioners containing phosphorus restricted.

Full text of Wisconsin Wisconsin Statutes § 100.28 — Sale of cleaning agents and water conditioners containing phosphorus restricted., with citation guidance and answers to common questions.

§ 100.28. Sale of cleaning agents and water conditioners containing phosphorus restricted.

100.28(1) (1) Definitions. In this section: 100.28(1)(a) (a) “Chemical water conditioner” means a water softening chemical or other substance containing phosphorus intended to treat water for machine laundry use. 100.28(1)(b) (b) “Cleaning agent” means any laundry detergent, laundry additive, dishwashing compound, cleanser, household cleaner, metal cleaner, degreasing compound, commercial cleaner, industrial cleaner, phosphate compound or other substance intended to be used for cleaning purposes. 100.28(2) (2) Restrictions; retail sales. Except as provided under sub. (3) , no person may sell or offer to sell at retail: 100.28(2)(a) (a) General restriction; 0.5 percent. Any cleaning agent which contains more than 0.5 percent phosphorus by weight, other than a cleaning agent for nonhousehold machine dishwashing or for cleansing of medical and surgical equipment. 100.28(2)(b) (b) Restriction for nonhousehold machine dishwashing or cleansing of medical equipment; 8.7 percent. Any cleaning agent for nonhousehold machine dishwashing or for cleansing of medical and surgical equipment which contains more than 8.7 percent phosphorus by weight. 100.28(2)(c) (c) Restriction for water conditioner; 20 percent. Any chemical water conditioner which contains more than 20 percent phosphorus by weight. 100.28(2m) (2m) Restrictions; sale to retailer. Except as provided under sub. (3) , no person may sell or offer to sell to a retailer: 100.28(2m)(a) (a) General restriction; 0.5 percent. Any cleaning agent which contains more than 0.5 percent phosphorus by weight, other than a cleaning agent for nonhousehold machine dishwashing or for cleansing of medical and surgical equipment. 100.28(2m)(b) (b) Restriction for nonhousehold machine dishwashing or cleansing of medical equipment; 8.7 percent. Any cleaning agent for nonhousehold machine dishwashing or for cleansing of medical and surgical equipment which contains more than 8.7 percent phosphorus by weight. 100.28(2m)(c) (c) Restriction for water conditioner; 20 percent. Any chemical water conditioner which contains more than 20 percent phosphorus by weight. 100.28(3) (3) Exemption; industrial processes and dairy equipment. Cleaning agents used for industrial processes and cleaning or for cleansing dairy equipment are not subject to this section. 100.28(4) (4) Penalty; enforcement. 100.28(4)(a) (a) A person who violates this section shall forfeit not less than $25 nor more than $25,000 for each violation. Each day on which the person sells or offers to sell in violation of this section constitutes a separate violation. Each place at which the person sells or offers to sell in violation of this section constitutes a separate violation. 100.28(4)(am) (am) If a court imposes a forfeiture under par. (a) on the manufacturer of a chemical water conditioner or cleaning agent for a violation of sub. (2m) , the court may order the manufacturer to accept the return of the chemical water conditioner or cleaning agent that is the subject of the violation and to refund the purchase price to the retailer who purchased that chemical water conditioner or cleaning agent. 100.28(4)(b) (b) In lieu of or in addition to forfeitures under par. (a) , the department may seek an injunction restraining any person from violating this section. 100.28(4)(c) (c) The department, or any district attorney upon the request of the department, may commence an action in the name of the state under par. (a) or (b) . 100.28(4)(d) (d) Any action on a violation of this section may be commenced in the circuit court for the county in which the violation occurred, or in the case of multiple violations by a single defendant, in the circuit court for the county in which any of the violations occurred. 100.28 History History: 1983 a. 73 ; 1991 a. 115 ; 1995 a. 27 ; 2009 a. 63 .

Source: official Wisconsin text · Last verified 2026-08-27

Frequently Asked Questions About Wisconsin § 100.28

What does Wisconsin Statutes § 100.28 cover?

Section 100.28 ("Sale of cleaning agents and water conditioners containing phosphorus restricted.") is part of the Wisconsin Statutes, the codified statutory law of Wisconsin. It sets out the legal rule or procedure described in the text above. Statutes are amended regularly, so always verify against the official source.

How do I cite Wisconsin § 100.28?

A common citation format is "Wisconsin Statutes § 100.28" (Wisconsin). Legal writing may require the code abbreviation, section number, and year or edition. Match the style required by your court, professor, or publisher.

Is this the official text of Wisconsin law?

No. This page is for research and education and may not include the most recent amendments. For official current law, check the Wisconsin official source linked on this page or consult a licensed Wisconsin attorney.

How does Wisconsin § 100.28 apply to my situation?

Statutes are interpreted in context, and application depends on your specific facts. Only a licensed attorney in Wisconsin can advise on how this section applies to you. Contact your state or local bar association for a referral.

Sources & Verification

Not legal advice. Verify against the official source and consult a licensed attorney in Wisconsin.