What Does It Take to Do a Condo Conversion in Massachusetts?
Condo conversions can be an attractive option for property owners and investors looking to unlock value from a multi-family or mixed-use building. By converting apartments into individually owned condominium units, owners may create new sales opportunities—but the process is far more involved than simply filing paperwork.
In Massachusetts, condo conversions are governed by a combination of state law, local regulations, and detailed procedural requirements. Understanding what’s involved early can help avoid delays, disputes, and costly missteps.
Step 1: Confirm the Property Is Eligible
Before anything else, it’s essential to confirm that the property can legally be converted. This includes reviewing:
Local zoning and use restrictions
Building code compliance
Any existing deed restrictions or covenants
Some municipalities impose additional requirements or review processes for conversions, especially if rental units are involved.
Step 2: Prepare the Condominium Documents
A successful condo conversion requires a comprehensive set of legal documents, including:
A Master Deed creating the condominium
Condominium Trust documents establishing governance
Site plan and As-Built Unit plans prepared by a licensed professional
Rules, regulations, and bylaws
These documents define unit boundaries, common areas, ownership percentages, voting rights, and maintenance responsibilities. Errors or inconsistencies here can create long-term problems for owners and associations.
Step 3: Address Existing Tenants (If Applicable)
In some Massachusetts Towns and Cities, when the property is currently tenant-occupied, the law provides specific protections for tenants during condo conversions. These may include:
Required advance notice of conversion
Defined timelines before tenants must vacate
Rights of first refusal in some circumstances
Failure to follow tenant-protection rules can result in legal challenges, delays, or penalties.
Step 4: Ensure Code Compliance and Certifications
Each unit must meet applicable state and local building, fire, and safety codes. This often involves inspections and certifications related to:
Fire separation and alarm systems
Egress and life-safety requirements
Utilities and common systems
Many conversions uncover issues that must be corrected before units can be marketed or sold.
Step 5: Register and Market the Units
Once the Master Deed and Declaration of Trust are recorded, the property is officially set up as a condominium and the units can be marketed and sold. Each individual unit deed is recorded at closing, and clear paperwork and disclosures help protect everyone involved and prevent issues after the sale.
Why Legal Guidance Matters
Condo conversions sit at the intersection of real estate law, municipal regulation, construction standards, and consumer protection. Small oversights—such as incomplete documents or missed notices—can lead to major consequences later, including title issues, buyer claims, or association conflicts.
Working with an experienced Massachusetts real estate attorney helps ensure the conversion is structured correctly from the start and aligned with both current law and long-term ownership realities.
How Heine Goodale Law Can Help
Heine Goodale Law assists clients throughout the condo conversion process, from early feasibility review through document preparation and coordination with other professionals. Our goal is to help clients move forward with clarity, confidence, and compliance—so the conversion supports their broader investment or ownership objectives.
Disclaimer
This article is for informational purposes only and does not constitute legal advice. Condo conversions involve complex legal and regulatory considerations, and requirements may vary based on the property and municipality. For advice specific to your situation, consult with a qualified Massachusetts real estate attorney.

