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Regulations: Lead (Pb) Risk Assessor

In Wisconsin, a person must be certified to work with lead-based paint.


Initial, Renewal


A lead (Pb) risk assessor certification is for a person who does all lead investigation work. This includes:

  • Clearances.
  • Lead hazard screens.
  • Lead risk assessments.
  • Lead inspections.
  • Lead-safe and lead-free property inspections.

Assessors give advice and options for controlling lead paint hazards. They may use X-ray fluorescence (XRF) devices.


Two years. An eight-hour refresher training is required every two years to renew.


$375 for two years. State and local government workers don’t have to pay the fee.


You must be 18 years of age or older and meet one of the following:

  • Have a bachelor’s degree and one year of related experience.
  • Have an associate degree and two years of related experience.
  • Have a high school diploma or equivalent and three years of related experience.
  • Have professional certification as an industrial hygienist, professional engineer, or registered architect, or in a related professional engineering, health, or environmental field, such as safety professional or environmental scientist.
  • Be a registered nurse or registered sanitarian and be employed by a health department that provides oversight of the individual’s activities.

You also must complete:

Last revised June 19, 2023