Indiana
For Indiana, disclosure required is Yes; sellers of property containing up to four dwelling units must complete a disclosure form disclosing knowledge of hazardous conditions including radon gas; testing mandated is No; professional certification required is Yes; state certification program required for persons engaged in radon testing and abatement; action level pci l is No state-specific action level; follows EPA recommended 4 pCi/L; school testing required is No, recorded from its source on 2026-08-15.
- jurisdiction
- Indiana
- disclosure required
- Yes; sellers of property containing up to four dwelling units must complete a disclosure form disclosing knowledge of hazardous conditions including radon gas. verified
- testing mandated
- No
- professional certification required
- Yes; state certification program required for persons engaged in radon testing and abatement.
- action level pci l
- No state-specific action level; follows EPA recommended 4 pCi/L
- school testing required
- No
- statute citation
- Indiana Code §§ 32-21-5-1--12, 16-41-38-1--10
What the source says
Requires sellers of property containing up to four dwelling units to complete a Seller's Residential Real Estate Sales Disclosure form. Rules adopted under the law (876 Ind. Admin. Code 9-1-2) establish the disclosure form, which requires sellers to disclose knowledge of hazardous conditions on the property, including radon gas
— eli.org, retrieved 2026-08-15
Source
- eli.orghttps://www.eli.org/sites/default/files/files-pdf/2025%20Radon.pdf