Chapter 101

101.58(2)(f) (f) “Infectious agent” means a bacterial, mycoplasmal, fungal, parasitic or viral agent identified by the department by rule as causing illness in humans or human fetuses or both, which is introduced by an employer to be used, studied or produced in the workplace. “Infectious agent” does not include such an agent in or on the body of a person who is present in the workplace for diagnosis or treatment.

101.58(2)(g) (g) “Legal holiday” has the meaning provided in s. 995.20.

101.58(2)(h) (h) “Overexposure” means any chronic or acute exposure to a toxic substance or infectious agent which results in illness or injury.

101.58(2)(i) (i) “Pesticide” means any substance or mixture of substances which is registered with the federal environmental protection agency under 7 USC 136 to 136y or the department of agriculture, trade and consumer protection under ch. 94, and which is labeled, designed or intended to prevent, destroy, repel or mitigate any pest or as a plant regulator, defoliant or desiccant.

101.58(2)(j) (j)

101.58(2)(j)1. 1. “Toxic substance” means any substance or mixture containing a substance regulated by the federal occupational safety and health administration under title 29 of the code of federal regulations part 1910, subpart z, which is introduced by an employer to be used, studied or produced in the workplace.

101.58(2)(j)2. 2. “Toxic substance” does not include:

101.58(2)(j)2.a. a. Any article, including but not limited to an item of equipment or hardware, which contains a substance regulated by the federal occupational safety and health administration under title 29 of the code of federal regulations part 1910, subpart z, if the substance is present in a solid form which does not cause any acute or chronic health hazard as a result of being handled by an employee.

101.58(2)(j)2.b. b. Any mixture containing a substance regulated under title 29 of the code of federal regulations part 1910, subpart z, if the substance is less than one percent, or, if the substance is an impurity, less than 2 percent, of the product.

101.58(2)(j)2.c. c. Any consumer product packaged for distribution to and used by the general public, for which the employee’s exposure during use is not significantly greater than the consumer’s exposure occurring during the principal use of the product.

101.58(2)(j)2.d. d. Any substance received by an employer in a sealed package and subsequently sold or transferred in that package, if the seal remains intact while the substance is in the employer’s workplace.

101.58(2)(j)2.e. e. Any waste material regulated under the federal resource conservation and recovery act, P.L. 94-580.

101.58(2)(j)2.f. f. Lutefisk.

101.58(2)(k) (k) “Workplace” means any location where an employee performs a work-related duty in the course of his or her employment, except a personal residence.

101.58(3) (3) Relationship to federal regulations.

101.58(3)(a) (a) If the federal occupational safety and health administration promulgates a hazards communication regulation which, with respect to toxic substances, has requirements comparable to those in s. 101.583, 101.59 or 101.597 (1), and has time periods no less stringent than s. 101.589 and confidentiality requirements no less stringent than s. 101.592, an employer, manufacturer or supplier may apply to the department for an exemption from s. 101.583, 101.59 or 101.597 (1).

101.58(3)(b) (b) An employer applying to the department for an exemption under par. (a) shall provide a copy of the application to appropriate certified collective bargaining agents and shall post a statement at the place where notices to employees are normally posted. The posted statement shall summarize the application, specify a place where employees may examine it and inform employees of their right to request a hearing on it.

101.58(3)(c) (c) Upon receipt of a written request from an affected employer, manufacturer, supplier, employee or employee representative, the department shall hold a hearing on the application. If a hearing has been requested, the department is prohibited from approving the application until a hearing has been held. In no case may the department approve the application within less than 60 days after receiving it.

101.58 History History: 1981 c. 364, 391; 1983 a. 189 s. 329 (28); 1983 a. 192 s. 304; 2005 a. 155.

101.58 Cross-reference Cross-reference: See also ch. SPS 335, Wis. adm. code.

101.58 Annotation Wisconsin’s new “Right to Know” law. McCauley. WBB Jan. 1983.

101.581 101.581 Notice requirements.

101.581(1) (1) Employer. An employer who uses, studies or produces a toxic substance, infectious agent or pesticide shall post in every workplace at the location where notices to employees are usually posted a sign which informs employees that the employer is required, upon request, to provide an employee or employee representative with all of the following:

101.581(1)(a) (a) The identity of any toxic substance or infectious agent which an employee works with or is likely to be exposed to.

101.581(1)(b) (b) A description of any hazardous effect of the toxic substance or infectious agent.

101.581(1)(c) (c) Information regarding precautions to be taken when handling the toxic substance or infectious agent.

101.581(1)(d) (d) Information regarding procedures for emergency treatment in the event of overexposure to the toxic substance or infectious agent.

101.581(1)(e) (e) Access to the information contained on the label of any pesticide with which the employee works or to which the employee is likely to be exposed.

101.581(2) (2) Agricultural employer. An agricultural employer who uses pesticides shall post in a prominent place in the workplace a sign which informs employees that the agricultural employer is required, upon request, to provide an employee or employee representative with access to the information contained on the label of any pesticide with which the employee works or to which the employee is likely to be exposed.

101.581(3) (3) Minor employee. If an employee is a minor, an employer or agricultural employer shall send to the employee’s parent or guardian, at the address provided by the employee, notice of the employee’s rights under sub. (1) or (2).

101.581 History History: 1981 c. 364; 1983 a. 392.

101.581 Cross-reference Cross-reference: See also ch. SPS 335, Wis. adm. code.

101.581 Annotation “Produces” under sub. (1) means to create, bring forth, or cause hazardous substances to exist in the work place. Door County Highway Department v. DILHR, 137 Wis. 2d 280, 404 N.W.2d 548 (Ct. App. 1987).

101.583 101.583 Toxic substance information requirements; employer to employee.

101.583(1) (1) Retention of information; lists. Except as provided by department rule under s. 101.598, an employer shall:

101.583(1)(a) (a) Retain any material safety data sheet relating to a toxic substance and containing the information required to be provided to employees under sub. (2) for 30 years after the date upon which the employer last received the toxic substance in the workplace; or

101.583(1)(b) (b)

101.583(1)(b)1. 1. Maintain a written list identifying any toxic substance present in a workplace on or after May 10, 1984, except as provided in subd. 2., and the dates that the toxic substance is present in the workplace. If a list is maintained, each toxic substance required to be on the list shall be included on the list until 30 years after the last date on which the substance is received in the workplace. Within 30 days after a written request by an employee or employee representative, exclusive of weekends and legal holidays, the employer shall provide to the employee or employee representative a copy of any list maintained for the employee’s workplace or the workplace of the employees represented by the employee representative.

101.583(1)(b)2. 2.

101.583(1)(b)2.a. a. A toxic substance need not be included on a list if in the area in which any employee usually works the toxic substance is received in packages of one kilogram or less and if no more than 10 kilograms of the toxic substance are used in or purchased for that area per year.

101.583(1)(b)2.b. b. A toxic substance need not be included on a list if it is a mixture containing one or more mineral dusts listed in 29 CFR 1910.1000, table z-3.

101.583(1m) (1m) Small employers. Any employer with less than 10 employees and less than $750,000 in gross sales in the most recent calendar or fiscal year, whichever the employer uses for income or franchise tax purposes, is not subject to the requirements of sub. (1).

101.583(2) (2) Information.

101.583(2)(a) (a) Except as provided in s. 101.589, within 15 days after a written request by an employee or employee representative, exclusive of weekends and legal holidays, an employer shall provide to the employee or employee representative in writing the following information regarding any toxic substance with which the employee works or worked or to which the employee is likely to be or has been exposed:

101.583(2)(a)1. 1. The trade name of the toxic substance.

101.583(2)(a)2. 2. The chemical name and any commonly used synonym for the toxic substance and the chemical name and any commonly used synonym for its major components.

101.583(2)(a)3. 3. The boiling point, vapor pressure, vapor density, solubility in water, specific gravity, percentage volatile by volume, evaporation rate for liquids and appearance and odor of the toxic substance.

101.583(2)(a)4. 4. The flash point and flammable limits of the toxic substance.

101.583(2)(a)5. 5. Any permissible exposure level, threshold limit value or other established limit value for exposure to the toxic substance.

101.583(2)(a)6. 6. The stability of the toxic substance.

101.583(2)(a)7. 7. Recommended fire extinguishing media, special fire fighting procedures and any unusual fire and explosion hazard information for the toxic substance.

101.583(2)(a)8. 8. Any effect of overexposure to the toxic substance, emergency and first aid procedures and a telephone number to be called in an emergency.

101.583(2)(a)9. 9. Any condition or material which is incompatible with the toxic substance and must be avoided.

101.583(2)(a)10. 10. Any personal protective equipment to be worn or used and special precautions to be taken when handling or coming into contact with the toxic substance.

101.583(2)(a)11. 11. Procedures for the handling, cleanup and disposal of toxic substances leaked or spilled.

101.583(2)(b) (b) An employer is not required to provide information regarding a toxic substance under par. (a) if the employee or employee representative making the request has requested information about the toxic substance under par. (a) within the preceding 12 months, unless the employee’s job assignment has changed or there is new information available concerning any of the subjects about which information is required to be provided.

101.583 History History: 1981 c. 364; 1983 a. 392; 1991 a. 39; 2017 a. 365.

101.583 Cross-reference Cross-reference: See also ch. SPS 335, Wis. adm. code.

101.585 101.585 Infectious agent information requirements; employer to employee.

101.585(1) (1) Except as provided in s. 101.589 (1) and (3), within 72 hours after a written request by an employee or employee representative, exclusive of weekends and legal holidays, an employer shall provide in writing to the employee or employee representative the following information regarding any infectious agent which the employee works with or is likely to be exposed to if the infectious agent is present in the workplace when the request is made or at any time during the 30 days immediately preceding the request:

101.585(1)(a) (a) The name and any commonly used synonym of the infectious agent.

101.585(1)(b) (b) Any method or route of transmission of the infectious agent.

101.585(1)(c) (c) Any symptom or effect of infection, emergency and first aid procedures and a telephone number to be called in an emergency.

101.585(1)(d) (d) Any personal protective equipment to be worn or used and special precautions to be taken when handling or coming into contact with the infectious agent.

101.585(1)(e) (e) Procedures for handling, cleanup and disposal of infectious agents leaked or spilled.

101.585(2) (2) An employer is not required to provide information regarding an infectious agent under sub. (1) if the employee or employee representative making the request has requested information about the infectious agent under sub. (1) within the preceding 12 months, unless the employee’s job assignment has changed or there is new information available concerning any of the subjects about which information is required to be provided.

101.585 History History: 1981 c. 364.

101.585 Cross-reference Cross-reference: See also ch. SPS 335, Wis. adm. code.

101.586 101.586 Pesticide information requirements; employer or agricultural employer to employee. Within 72 hours of a request from an employee or employee representative, exclusive of weekends and legal holidays, an employer or agricultural employer shall provide the requesting employee or employee representative with access to the container label or the information required by the federal environmental protection agency or the department of agriculture, trade and consumer protection to be on the container label, for any pesticide with which the employee works or to which the employee is likely to be exposed.

101.586 History History: 1981 c. 364; 1983 a. 392.

101.586 Cross-reference Cross-reference: See also ch. SPS 335, Wis. adm. code.

101.587 101.587 Information requirements; employer or agricultural employer to department. The department or the department of health services may request the information required to be provided to employees under ss. 101.583, 101.585 and 101.586. The employer or agricultural employer shall provide the information within the time periods provided in ss. 101.583, 101.585, 101.586 and 101.589.

101.587 History History: 1981 c. 364; 1995 a. 27 s. 9126 (19); 2007 a. 20 s. 9121 (6) (a).

101.587 Cross-reference Cross-reference: See also ch. SPS 335, Wis. adm. code.

101.588 101.588 Information collection and maintenance; department. If an employer ceases business operations in this state, the employer shall provide the department with the information required under s. 101.583 or 101.585 relating to that employer. The department shall maintain that information and provide it to any employee upon request.

101.588 History History: 1983 a. 392.

101.588 Cross-reference Cross-reference: See also ch. SPS 335, Wis. adm. code.

101.589 101.589 Extended time periods; exceptions.

101.589(1) (1) If an employer has not obtained the information required to be provided under ss. 101.583 (2) (a) and 101.585 (1) at the time of a request made under s. 101.583 (2) (a) or 101.585 (1), the employer shall provide the information within 30 days after the request, exclusive of weekends and legal holidays.

101.589(2) (2) If a toxic substance was present in the workplace at any time on or after December 1, 1982, but is not present in the workplace when a request is made under s. 101.583 (2) (a), the employer shall provide the information within 30 days after the request, exclusive of weekends and legal holidays.

101.589(3) (3) An employer who has requested from the manufacturer or supplier of a toxic substance or from the supplier of an infectious agent any information required to be provided under s. 101.583 (2) (a) or 101.585 (1), but who has not received and does not already have that information, is not required to provide the information but shall notify any requesting employee or employee representative that the employer has requested, has not received and does not otherwise have the information.

101.589 History History: 1981 c. 364; 1981 c. 391 s. 210.

101.589 Cross-reference Cross-reference: See also ch. SPS 335, Wis. adm. code.

101.59 101.59 Manufacturer, supplier; requirements. Within 15 days, exclusive of weekends and legal holidays, after receipt of a request from an employer, any manufacturer or supplier of a toxic substance transported or sold for use in this state, or any supplier of an infectious agent transported or sold for use in this state, shall provide to that employer the information the employer is required to provide employees under s. 101.583 (2) (a) or 101.585 (1).

101.59 History History: 1981 c. 364.

101.59 Cross-reference Cross-reference: See also ch. SPS 335, Wis. adm. code.

101.592 101.592 Confidential information.

101.592(1) (1) A manufacturer or supplier of a toxic substance, a supplier of an infectious agent or an employer may declare that information required to be provided under s. 101.583, 101.585, 101.59 or 101.597, except information described in ss. 101.583 (2) (a) 7. to 11., 101.585 (1) (b) to (e) and 101.597 (5) (a) 2. to 7. and (b) 2. and 3., relates to a process or production technique which is unique to, or is information the disclosure of which would adversely affect the competitive position of, the manufacturer, supplier or employer. If an employer, employee or employee representative requests information under s. 101.583, 101.585 or 101.59 that is confidential, the manufacturer, supplier or employer shall inform the requester that part of the requested information is confidential, but shall provide any part of the requested information that is not confidential or that, under this subsection, may not be declared confidential. When a manufacturer, supplier or employer declares information confidential, it shall notify the department and shall state the general use of the toxic substance or infectious agent and the items of information which it did and did not provide to the requester.

101.592(2) (2) Notwithstanding sub. (1), a manufacturer, supplier or employer shall provide the information specified in s. 101.583 (2) (a) 1. and 2. or 101.585 (1) (a) upon a request from an employee’s authorized physician stating that the information is necessary for medical treatment of the employee. No physician receiving information under this subsection may disclose it to any person without the written consent of the patient and of the manufacturer, supplier or employer.