Lead-based paint activities—micrograms per square foot, training, certification, CFR date certain, 470.2, 470.4(14), 470.12
ARC 0447D
INSPECTIONS AND APPEALS DEPARTMENT[481]
Notice of Intended Action
Proposing rulemaking related to dust-lead hazards and training
and providing an opportunity for public comment
The Department of Inspections, Appeals, and Licensing hereby proposes to amend Chapter 470, “Lead-Based Paint Activities,” Iowa Administrative Code.
Legal Authority for Rulemaking
This rulemaking is proposed under the authority provided in Iowa Code chapter 10A.
State or Federal Law Implemented
This rulemaking implements, in whole or in part, Iowa Code chapter 10A.
Purpose and Summary
This proposed rulemaking amends Chapter 470 to implement the United States Environmental Protection Agency’s (EPA’s) rule regarding the definition of “dust-lead hazard.”
This rulemaking also provides updated references to federal law and clearer guidelines for lead professionals regarding training and certification to perform lead-based paint activities.
Regulatory Analysis
A Regulatory Analysis for this rulemaking was published in the Iowa Administrative Bulletin on June 10, 2026. A public hearing was held on the following date(s):
? June 30, 2026
Fiscal Impact
This rulemaking has no fiscal impact to the State of Iowa.
Jobs Impact
After analysis and review of this rulemaking, no impact on jobs has been found.
Waivers
Any person who believes that the application of the discretionary provisions of this rulemaking would result in hardship or injustice to that person may petition the Department for a waiver of the discretionary provisions, if any, pursuant to 7—Chapter 2504.
Public Comment
Any interested person may submit written or oral comments concerning this proposed rulemaking, which must be received by the Department no later than 4:30 p.m. on August 11, 2026. Comments should be directed to:
Sheri Howard |
Public Hearing
No public hearing is scheduled at this time. As provided in Iowa Code section 17A.4(1)“b,” an oral presentation regarding this rulemaking may be demanded by 25 interested persons, a governmental subdivision, the Administrative Rules Review Committee, an agency, or an association having 25 or more members.
Review by Administrative Rules Review Committee
The Administrative Rules Review Committee, a bipartisan legislative committee which oversees rulemaking by executive branch agencies, may, on its own motion or on written request by any individual or group, review this rulemaking at its regular monthly meeting or at a special meeting. The Committee’s meetings are open to the public, and interested persons may be heard as provided in Iowa Code section 17A.8(6).
The following rulemaking action is proposed:
ITEM 1. Amend rule 481—470.2(10A), definitions of “Clearance level,” and “Dust-lead hazard,” as follows:
“Clearance level” means the value at which the amount of lead in dust on a surface following completion of interim controls, lead abatement, paint stabilization, standard treatments, ongoing lead-based paint maintenance, rehabilitation, or renovation is a dust-lead hazard and fails clearance testing. The clearance level for a single-surface dust sample from a floor is greater than or equal to 10 5 micrograms per square foot. The clearance level for a single-surface dust sample from an interior windowsill is greater than or equal to 100 40 micrograms per square foot. The clearance level for a single-surface dust sample from a window trough is greater than or equal to 400 100 micrograms per square foot.
“Dust-lead hazard” means surface dust in residential dwellings or child-occupied facilities that contains a mass-per-area concentration of lead greater than or equal to 10 5 micrograms per square foot on floors, 100 40 micrograms per square foot on interior windowsills, and 400 100 micrograms per square foot on window troughs based on wipe samples. A dust-lead hazard is present in a residential dwelling or child-occupied facility when the weighted arithmetic mean lead loading for all single-surface or composite samples of floors and interior windowsills is greater than or equal to 10 5 micrograms per square foot on floors, 100 40 micrograms per square foot on interior windowsills, and 400 100 micrograms per square foot on window troughs based on wipe samples. A dust-lead hazard is present on floors, interior windowsills, or window troughs in an unsampled residential dwelling in a multifamily dwelling if a dust-lead hazard is present on floors, interior windowsills, or window troughs, respectively, in at least one sampled residential unit on the property. A dust-lead hazard is present on floors, interior windowsills, or window troughs in an unsampled common area in a multifamily dwelling if a dust-lead hazard is present on floors, interior windowsills, or window troughs, respectively, in at least one sampled common area in the same common area group on the property.
ITEM 2. Amend subrule 470.4(14) as follows:
470.4(14) To be approved for A refresher training of course for sampling technicians, lead abatement contractors, lead abatement workers, and project designers, a course must be at least eight hours of training hours. To be approved for Pursuant to the recertification requirements of subrule 470.5(6), a refresher training of course for lead inspector/risk assessors and elevated blood lead (EBL) inspector/risk assessors who completed an approved 24-hour training course, a course must be at least 8 hours of training hours. Pursuant to meet the recertification requirements of subrule 470.5(3). To be approved for 470.5(6), a refresher training of course for lead inspector/risk assessors and elevated blood lead (EBL) inspector/risk assessors to meet the recertification requirements of subrule 470.5(6), a course must be at least 16 hours of training hours. To be approved for A refresher training of course for lead-safe renovators, a course must be at least four hours and must include a hands-on component of training. All refresher training courses shall cover at least the following topics:
a. to d. No change.
ITEM 3. Amend rule 481—470.12(10A) as follows:
481—470.12(10A) References to federal law. Unless otherwise specified, all references in this chapter to the United States Code or to the Code of Federal Regulations are to those provisions in effect on July 1, 2024 2026.
This notice is open for comments for 18 more day(s). If you'd like to comment, select or click the text you wish to comment on in the document, or click the button below to make a general comment about the document. Comments will be collected through 8/11/2026
NOTE: You can also click the text in the document to make comments about specific sections.
The official published PDF of this document is available from the Iowa General Assembly’s Administrative Rules page.
View the Iowa Administrative Bulletin for 7/22/2026.
The following administrative rule references were added to this document. You may click a reference to view related notices.
Rule 481-470.12 Rule 481-470.2 Rule 481-470.4(14) Rule 481-470.4(3-13) Rule 481-470.5(3) Rule 481-470.5(6)The following keywords and tags were added to this document. You may click a keyword to view related notices.
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