City Leadership
Gaithersburg takes action on radon safety
Key Features
- 2-year test validity period for rental properties
- Applies only to rental properties with 4 or more units
- Mandatory mitigation for levels ≥4.0 pCi/L
- Same tenant protection rights as county law
Requirements Summary
All compliance requirements for Gaithersburg rental properties
Property Coverage
- Single-family homes (not covered by this ordinance)
- Rental properties with 4+ units on ground-contact levels
Landlord Responsibilities
- Test before new leases and renewals
- Mitigation required if ≥4.0 pCi/L
- Disclose to all tenants within 14 days
Tenant Protections
- Lease termination rights if no mitigation in 90 days
- Must receive "A radon guide for tenants" from landlord
- 2-year test validity
Smart Home Radon: Your Gaithersburg Compliance Partner
We provide testing services only. By not offering mitigation services, we maintain complete objectivity and ensure unbiased results for Gaithersburg rental properties.
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