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What should tenants do about mold problems in a rental?

Maryland rental guidance and tenant-landlord operational information.
Published February 13, 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 109 days ago · Maryland

Mold Problems in Rental Properties: Guidance for Tenants in Maryland

Mold issues in rental properties can pose serious health risks and damage to your living environment. As a tenant in Maryland, it is important to understand your rights and responsibilities, as well as the proper steps to take when dealing with mold problems in your rental home. This guidance will help you navigate the situation effectively and ensure your landlord fulfills their legal obligations for repairs and maintenance.

Understanding Mold and Its Implications

Mold is a fungus that thrives in damp, humid conditions and can grow on various surfaces including walls, ceilings, floors, and around windows. Exposure to mold can cause allergic reactions, respiratory problems, and other health issues, especially for individuals with asthma, allergies, or weakened immune systems.

Because of these risks, Maryland law requires landlords to maintain rental properties in safe and habitable conditions, which includes addressing mold-related problems promptly.

Tenant Responsibilities Regarding Mold

As a tenant, you play an important role in preventing and addressing mold. Some key responsibilities include:

  • Keeping the property clean and ventilated. Regular cleaning and proper air circulation can help reduce moisture buildup that encourages mold growth.
  • Promptly notifying the landlord of any water leaks, moisture problems, or visible mold. Early reporting can prevent the issue from worsening.
  • Avoiding actions that contribute to mold growth, such as drying clothes indoors without adequate ventilation or failing to use exhaust fans in bathrooms and kitchens.

Steps to Take When You Discover Mold

If you notice mold growing in your rental unit, follow these steps to protect your health and enforce your rights:

1. Document the Problem

  • Take clear photographs of the mold-affected areas, including close-ups and the surrounding environment.
  • Note the date you first noticed the mold and any related problems (e.g., water leaks, condensation).

2. Notify Your Landlord in Writing

Maryland law requires landlords to maintain properties free from hazardous conditions. Notify your landlord as soon as possible, preferably in writing (email or letter), and describe the mold problem clearly. Include:

  • A description of the mold’s location and extent
  • Any relevant observations about moisture or leaks
  • A request for prompt remediation to make the property habitable
Keeping a copy of this communication is important in case you need to take further action.

3. Allow the Landlord Access for Repairs

Maryland law obligates landlords to make necessary repairs within a reasonable time after notification. Cooperate by granting access for inspection and repair work, which may include assessing the source of moisture, cleaning or removing mold, and repairing leaks or structural issues.

4. Follow Up If the Problem Persists

If your landlord does not respond or fails to address the mold in a timely manner:

  • Send a follow-up written request reminding them of their obligation.
  • Consider contacting your local housing code enforcement office or health department. Many Maryland counties have departments that inspect rental units for habitability issues.

5. Know Your Legal Options

Persistent failure to remediate mold and maintain the property can be considered a breach of the warranty of habitability under Maryland law. As a tenant, you may have several remedies, including:

  • Requesting rent reductions or withholding rent until repairs are made (consult local regulations or legal advice before withholding rent).
  • Terminating the lease if the property becomes uninhabitable.
  • Filing a complaint with local health or housing agencies.
  • Pursuing legal action through Maryland’s tenant-landlord dispute resolution process.

Preventing Mold Growth in Your Rental

To minimize the risk of mold, tenants should take proactive steps:

  • Use exhaust fans or open windows when cooking, bathing, or running the dishwasher.
  • Fix minor plumbing leaks immediately by notifying the landlord.
  • Use a dehumidifier in damp areas if allowed.
  • Keep furniture slightly away from walls to improve airflow.
  • Regularly clean areas prone to mold, such as bathroom tiles and window sills.

Summary

Mold is a serious concern in rental housing that can affect health and safety. In Maryland, landlords have a legal duty to maintain rental properties in habitable condition, which includes addressing mold and moisture problems promptly. Tenants should:

  • Document and report mold problems quickly in writing.
  • Cooperate with landlord repair efforts.
  • Contact local authorities if landlords neglect their responsibilities.
  • Understand their rights to remedies if mold issues persist.
By taking these steps, Maryland tenants can protect their health, ensure safe living conditions, and hold landlords accountable for proper repairs and maintenance. If mold issues are severe or your landlord is uncooperative, consider seeking legal advice or assistance from a local tenant support organization to explore your options further.

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