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What should tenants do about mold problems in a rental?

Indiana rental guidance and tenant-landlord operational information.
Published February 27, 2026 State-specific rental guidance Update This Question
Reviewed by Tenants & Landlords Editorial Team

This rental guidance was reviewed by the Tenants & Landlords Intelligence Team, specializing in lease agreements, notices, rent disputes, deposits, evictions, and tenant-landlord operational procedures.

Asked 95 days ago · Indiana

Tenants’ Guide to Addressing Mold Problems in Rental Properties in Indiana

Mold can be a significant concern for tenants living in rental properties in Indiana. It not only affects the habitability and comfort of the home but can also pose serious health risks. Understanding your rights and responsibilities regarding mold issues is crucial for safeguarding your health and ensuring your rental unit is properly maintained.

Understanding Mold and Its Impact

Mold is a type of fungus that grows in damp or humid environments. Common causes of mold growth in rental properties include leaks, poor ventilation, plumbing problems, and excess moisture. In Indiana’s climate, where humidity levels can fluctuate, proper maintenance and prompt action are essential to prevent mold.

Exposure to mold can cause allergic reactions, respiratory problems, and other health issues, particularly for individuals with asthma or weakened immune systems.

Indiana Law and Mold in Rental Properties

Under Indiana landlord-tenant law, landlords have a duty to maintain their rental units in a habitable condition. This includes addressing issues like water leaks and other conditions that can lead to mold growth. Although Indiana’s laws do not specifically regulate mold at the state level, general premises habitability standards require landlords to provide safe and sanitary housing.

Tenants are responsible for keeping their rental units clean and promptly notifying the landlord of any conditions that contribute to mold growth, such as leaks or water intrusion.

Steps Tenants Should Take if They Discover Mold

1. Document the Problem

  • Take photographs and videos of the mold-affected areas.
  • Keep records of the dates when you first noticed the mold.
  • Note any related issues such as leaks, water stains, or musty odors.

2. Notify the Landlord in Writing

  • Send a written notification to your landlord or property manager describing the mold problem.
  • Include details about where the mold is located and when you first noticed it.
  • Request prompt remediation and repairs to prevent further damage.
  • Keep copies of all correspondence for your records.

3. Take Reasonable Steps to Limit Mold

  • Increase ventilation by opening windows or using fans.
  • Use a dehumidifier if humidity inside the unit is high.
  • Avoid excessive moisture buildup by wiping down bathroom surfaces after use.
  • Do not attempt to remove mold yourself if it covers a large area or is caused by structural issues—this could worsen the problem or cause health risks.

4. Allow Access for Repairs

  • Indiana tenants are generally required to provide reasonable access to the landlord or repair professionals.
  • Cooperate with scheduling and allow entry for inspection and remediation.

What Should the Landlord Do?

In Indiana, landlords must repair conditions that cause or contribute to mold growth, including:

  • Fixing leaks in plumbing, roofs, windows, or walls.
  • Addressing drainage or moisture problems.
  • Ensuring adequate ventilation in bathrooms and kitchens.
  • Cleaning or replacing mold-contaminated materials when appropriate.
If the landlord fails to act, tenants have several options.

Tenant Remedies If Mold Issues Are Not Resolved

1. Contact Local Health or Building Authorities

  • Local health departments or building code enforcement authorities in Indiana may investigate complaints about unsafe or unsanitary living conditions.
  • Reporting mold problems through these channels can sometimes prompt landlord action.

2. Withhold Rent (With Caution)

  • Indiana law does not provide an automatic right to withhold rent for repair issues, including mold.
  • Tenants should seek legal advice before withholding rent, as improper withholding can lead to eviction.

3. Repair and Deduct

  • Indiana does not have a clear statutory repair-and-deduct remedy like some other states.
  • Any such actions should be taken with caution and legal guidance.

4. Terminate the Lease

  • If mold problems make the unit uninhabitable, tenants may have the right to terminate the lease early.
  • Proper notice and documentation are essential.

5. File a Lawsuit

  • Tenants can sue landlords for failing to maintain a habitable living environment.
  • This may involve claims for damages, rent reduction, or eviction defense.

Preventing Mold Problems During Your Tenancy

  • Promptly report any leaks or water problems.
  • Maintain good ventilation, especially in bathrooms and kitchens.
  • Keep the unit clean and dry.
  • Use exhaust fans when cooking or showering.
  • Monitor humidity levels if possible.

Summary

Mold problems in Indiana rental properties require prompt attention by both tenants and landlords to maintain a safe and healthy living environment. Tenants should document mold issues, notify the landlord in writing, and take reasonable steps to control moisture. Landlords are responsible for repairing defects that cause mold. If landlords do not respond adequately, tenants have legal options but should proceed carefully, ideally with professional advice. Staying informed and proactive is the best way to address mold concerns effectively in Indiana rentals.

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